Source Code

These source-code files are part of a reconstructed copy of Comanche 051, the original release of the Apollo 11 Command Module (CM) Apollo Guidance Computer (AGC) software.

The reconstruction began with source code of Comanche 055 previously transcribed from a digitized copy of that program. The code was then updated by undoing changes related to the R-2 lunar potential model, using hints from program comments and change-indicating asterisks in the Comanche 055 listing as a guide. The reconstruction was verified by matching memory-bank checksums to those listed in drawing 2021153D. Note that page numbers in the reconstructed code match those on the Comanche 055 printout, although the added code would likely have changed page numbers for a real Comanche 051 listing.

Comments from the original source code are prefixed with a single '#' symbol, whereas comments added later are prefixed by "##" or "###". Report any errors noted by creating an issue report at the Virtual AGC project's GitHub repository.

055547,000002:                                                                                                  ## Copyright:   Public domain.
055548,000003:                                                                                                  ## Filename:    INTEGRATION_INITIALIZATION.agc
055549,000004:                                                                                                  ## Purpose:     A section of Comanche revision 051.
055550,000005:                                                                                                  ##              It is part of the reconstructed source code for the
055551,000006:                                                                                                  ##              original release of the flight software for the Command
055552,000007:                                                                                                  ##              Module's (CM) Apollo Guidance Computer (AGC) for Apollo 11.
055553,000008:                                                                                                  ##              The code has been recreated from a copy of Comanche 055. It
055554,000009:                                                                                                  ##              has been adapted such that the resulting bugger words
055555,000010:                                                                                                  ##              exactly match those specified for Comanche 51 in NASA drawing
055556,000011:                                                                                                  ##              2021153D, which gives relatively high confidence that the
055557,000012:                                                                                                  ##              reconstruction is correct.
055558,000013:                                                                                                  ## Reference:   pp. 1309-1333
055559,000014:                                                                                                  ## Assembler:   yaYUL
055560,000015:                                                                                                  ## Contact:     Ron Burkey <info@sandroid.org>.
055561,000016:                                                                                                  ## Website:     www.ibiblio.org/apollo/index.html
055562,000017:                                                                                                  ## Mod history: 2019-07-30 MAS  Created from Comanche 55.
055563,000018: 

Page 1309

055565,000020:                                                                                                  #  1.0 INTRODUCTION
055566,000021:                                                                                                  #  ----------------
055567,000022: 
055568,000023:                                                                                                  #  FROM A USERS POINT OF VIEW, ORBITAL INTEGRATION IS ESSENTIALLY THE SAME AS THE 278 INTEGRATION
055569,000024:                                                                                                  #  PROGRAM.  THE SAME ENTRANCES TO THE PROGRAM WILL BE MAINTAINED, THE SAME STALLING ROUTINE WILL BE USED AND
055570,000025:                                                                                                  #  OUTPUT WILL STILL BE VIA THE PUSHLIST.  THE PRIMARY DIFFERENCES TO A USER INVOLVE THE ADDED CAPABILITY OF
055571,000026:                                                                                                  #  TERMINATING INTEGRATION AT A SPECIFIC FINAL RADIUS AND THE DIFFERENCE IN STATE VECTOR SCALING INSIDE AND OUT-
055572,000027:                                                                                                  #  SIDE THE LUNAR SPHERE OF INFLUENCE.
055573,000028: 
055574,000029:                                                                                                  #  IN ORDER TO MAKE THE CSM(LEM)PREC AND CSM(LEM)CONIC ENTRANCES SIMILAR TO FLIGHT 278, THE INTEGRATION PROGRAM
055575,000030:                                                                                                  #  WILL ITSELF SET THE FINAL RADIUS (RFINAL) TO 0 SO THAT REACHING THE DESIRED TIME ONLY WILL TERMINATE
055576,000031:                                                                                                  #  INTEGRATION.  THE DP REGISTER RFINAL MUST BE SET BY USERS OF INTEGRVS AND INTEGRV, AND MUST BE DONE AFTER THE
055577,000032:                                                                                                  #  CALL TC INTSTALL.
055578,000033: 
055579,000034:                                                                                                  #  WHEN THE LM IS ON THE LUNAR SURFACE (INDICATED BY LUNAR SURFACE FLAG SET) CALLS TO LEMCONIC, LEMPREC, AND
055580,000035:                                                                                                  #  INTEGRV WITH VINFLAG = 0 WILL RESULT IN THE USE OF THE PLANETARY INERTIAL ORIENTATION SUBROUTINES TO PROVIDE
055581,000036:                                                                                                  #  BOTH THE LMS POSITION AND VELOCITY IN THE REFERENCE COORDINATE SYSTEM.
055582,000037:                                                                                                  #  THE PROGRAM WILL PROVIDE OUTPUT AS IF INTEGRATION WAS USED.  THAT IS, THE PUSHLIST WILL BE SET AS NOTED BELOW AND
055583,000038:                                                                                                  #  THE PERMANENT STATE VECTOR UPDATED WHEN SPECIFIED BY AN INTEGRV CALL.
055584,000039: 
055585,000040:                                                                                                  #  USERS OF INTEGRVS DESIRING INTEGRATION (INTYPFLG = 0) SHOULD NOTE THAT THE OBLATENESS PERTURBATION COMPUTATION
055586,000041:                                                                                                  #  IN LUNAR ORBIT IS TIME DEPENDENT.  THEREFORE, THE USER SHOULD SUPPLY AN INITIAL STATE VECTOR VALID AT SOME REAL
055587,000042:                                                                                                  #  TIME AND THE DESIRED TIME (TDEC1) ALSO AT SOME REAL TIME.  FOR CONIC ,,INTEGRATION,, THE USER MAY STILL USE ZERO
055588,000043:                                                                                                  #  AS THE INITIAL TIME AND DELTA TIME AS THE DESIRED TIME.
055589,000044: 
055590,000045:                                                                                                  #  2.0 GENERAL DESCRIPTION
055591,000046:                                                                                                  #  -----------------------
055592,000047: 
055593,000048:                                                                                                  #  THE INTEGRATION PROGRAM OPERATES AS A CLOSED INTERPRETIVE SUBROUTINE AND PERFORMS THESE FUNCTIONS ---
055594,000049:                                                                                                  #        1) INTEGRATES (PRECISION OR CONIC) EITHER CSM OR LM STATE VECTOR
055595,000050:                                                                                                  #        2) INTEGRATES THE W-MATRIX
055596,000051:                                                                                                  #        3) PERMANENT OR TEMPORARY UPDATE OF THE STATE VECTOR
055597,000052: 
055598,000053:                                                                                                  #  THERE ARE SIX ENTRANCES TO THE INTEGRATION PROGRAM.  FOUR OF THESE (CSMPREC, LEMPREC, CSMCONIC, LEMCONIC) SET
055599,000054:                                                                                                  #  ALL THE FLAGS REQUIRED IN THE INTEGRATION PROGRAM ITSELF TO CAUSE THE PRECISION OR CONIC INTEGRATION (KEPLER) OF
055600,000055:                                                                                                  #  THE LM OR CSM STATE VECTOR, AS THE NAMES SUGGEST.  ONE ENTRANCE (INTEGRVS) PERMITS THE CALLING PROGRAM TO
055601,000056:                                                                                                  #  PROVIDE A STATE VECTOR TO BE INTEGRATED.  THE CALLING PROGRAM MUST SET THE FLAGS INDICATING (1) PRECISION OR
055602,000057:                                                                                                  #  CONIC INTEGRATION, (2) IN OR OUT OF LUNAR SPHERE, (3) MIDCOURSE OR NOT, AND THE INTEGRATION PROGRAM COMPLETES
055603,000058:                                                                                                  #  THE FLAG SETTING TO BYPASS W-MATRIX INTEGRATION.  THE LAST ENTRANCE (INTEGRV, USED IN GENERAL BY THE
055604,000059:                                                                                                  #  NAVIGATION PROGRAMS) PERMITS THE CALLER TO SET FIVE FLAGS (NOT MOONFLAG OR MIDFLAG) BUT NOT TO INPUT A STATE
055605,000060:                                                                                                  #  VECTOR.  ANY PROGRAM WHICH CALLS INTEGRVS OR INTEGRV MUST CALL INTSTALL BEFORE IT SETS THE INTEGRATION FLAGS
055606,000061:                                                                                                  #  AND/OR STATE VECTOR.
055607,000062: 
055608,000063:                                                                                                  #  THREE SETS OF 42 REGISTERS AND 2 FLAGS ARE USED FOR THE STATE VECTORS.  TWO SETS, WHICH MAY NOT BE OVERLAYED, ARE
055609,000064:                                                                                                  #  USED FOR THE PERMANENT STATE VECTORS FOR THE CSM AND LM.  THE THIRD SET, WHICH MAY BE OVERLAYED WHEN INTEGRATION
055610,000065:                                                                                                  #  IS NOT BEING DONE, IS USED IN THE COMPUTATIONS.
055611,000066: 
055612,000067:                                                                                                  #  THE PERMANENT STATE VECTORS WILL BE PERIODICALLY UPDATED SO THAT THE VECTORS WILL NOT BE OLDER THAN 4 TIMESTEPS.
055613,000068:                                                                                                  #  THE PERMANENT STATE VECTORS WILL ALSO BE UPDATED WHENEVER THE W-MATRIX IS INTEGRATED OR WHEN A CALLER OF INTEGRV
055614,000069:                                                                                                  #  SETS STATEFLG (THE NAVIGATION PROGRAMS P20, P22.)
055615,000070: 

Page 1310

055617,000072:                                                                                                  #  APPENDIX B OF THE USERS GUIDE LISTS THE STATE VECTOR QUANTITIES.
055618,000073: 
055619,000074:                                                                                                  #  2.1 RESTARTS
055620,000075: 
055621,000076:                                                                                                  #  PHASE CHANGES WILL BE MADE IN THE INTEGRATION PROGRAM ONLY FOR THE INTEGRV ENTRANCE (I.E., WHEN THE W-MATRIX IS
055622,000077:                                                                                                  #  INTEGRATED OR PERMANENT STATE VECTOR IS UPDATED.)  THE GROUP NUMBER USED WILL BE THAT FOR THE P20-25 PROGRAMS
055623,000078:                                                                                                  #  (I.E., GROUP2) SINCE THE INTEGRV ENTRANCE WILL ONLY BE USED BY THESE PROGRAMS.  IF A RESTART OCCURS DURING AN
055624,000079:                                                                                                  #  INTEGRATION OF THE STATE VECTOR ONLY, THE RECOVERY WILL BE TO THE LAST PHASE IN THE CALLING PROGRAM.  CALLING
055625,000080:                                                                                                  #  PROGRAMS WHICH USE THE INTEGRV OR INTEGRVS ENTRANCE OF INTEGRATION SHOULD ENSURE THAT IF PHASE CHANGING IS DONE
055626,000081:                                                                                                  #  THAT IT IS PRIOR TO SETTING THE INTEGRATION INPUTS IN THE PUSHLIST.
055627,000082:                                                                                                  #  THIS IS BECAUSE THE PUSHLIST IS LOST DURING A RESTART.
055628,000083: 
055629,000084:                                                                                                  #  2.2 SCALING
055630,000085: 
055631,000086:                                                                                                  #  THE INTEGRATION ROUTINE WILL MAINTAIN THE PERMANENT MEMORY STATE VECTORS IN THE SCALING AND UNITS DEFINED IN
055632,000087:                                                                                                  #  APPENDIX B OF THE USERS GUIDE.  THE SCALING OF THE OUTPUT POSITION VECTOR DEPENDS ON THE ORIGIN OF THE COORDINATE
055633,000088:                                                                                                  #  SYSTEM AT THE DESIRED INTEGRATION TIME.  THE COORDINATE SYSTEM TRANSFORMATION WILL BE DONE AUTOMATICALLY ON
055634,000089:                                                                                                  #  MULTIPLE TIMESTEP ENCKE INTEGRATION ONLY.  THUS IT IS POSSIBLE TO HAVE OUTPUT FROM SUCCESSIVE INTEGRATIONS IN
055635,000090:                                                                                                  #  DIFFERENT SCALING.
055636,000091:                                                                                                  #  HOWEVER, RATT, VATT WILL ALWAYS BE SCALED THE SAME.
055637,000092: 
055638,000093:                                                                                                  #  3.0 INPUT/OUTPUT
055639,000094:                                                                                                  #  ----------------
055640,000095: 
055641,000096:                                                                                                  #  PROGRAM INPUTS ARE THE FLAGS DESCRIBED IN APPENDIX A AND THE PERMANENT STATE VECTOR QUANTITIES DESCRIBED IN AP-
055642,000097:                                                                                                  #  PENDIX B OF THE USERS GUIDE, PLUS THE DESIRED TIME TO INTEGRATE TO IN TDEC1 (A PUSH LIST LOCATION).
055643,000098:                                                                                                  #  FOR INTEGRVS, THE RCV,VCV,TET OF THE TEMPORARY STATE VECTOR MUST BE SET, PLUS MOONFLAG AND MIDFLAG
055644,000099: 
055645,000100:                                                                                                  #  FOR SIMULATION THE FOLLOWING QUANTITIES MUST BE PRESET ---
055646,000101:                                                                                                  #                                                                                EARTH   MOON
055647,000102:                                                                                                  #                                                                                 29      27
055648,000103:                                                                                                  #        RRECTCSM(LEM)   -       RECTIFIED POSITION VECTOR       METERS          2       2
055649,000104: 
055650,000105:                                                                                                  #                                                                                 7       5
055651,000106:                                                                                                  #        VRECTCSM(LEM)   -       RECTIFIED VELOCITY VECTOR       M/CSEC          2       2
055652,000107: 
055653,000108:                                                                                                  #                                                                                 28      28
055654,000109:                                                                                                  #        TETCSM(LEM)     -       TIME STATE VECTOR IS VALID      CSEC            2       2
055655,000110:                                                                                                  #                                CUSTOMARILY 0, BUT NOTE LUNAR
055656,000111:                                                                                                  #                                ORBIT DEPENDENCE ON REAL TIME.
055657,000112: 
055658,000113:                                                                                                  #                                                                                 22      18
055659,000114:                                                                                                  #        DELTAVCSM(LEM)  -       POSITION DEVIATION              METERS          2       2
055660,000115:                                                                                                  #                                0 IF TCCSM(LEM) = 0
055661,000116: 
055662,000117:                                                                                                  #                                                                                 3       -1
055663,000118:                                                                                                  #        NUVCSM(LEM)     -       VELOCITY DEVIATION              M/CSEC          2       2
055664,000119:                                                                                                  #                                0 IF TCCSM(LEM) = 0

Page 1311

055666,000121:                                                                                                  #                                                                                 29      27
055667,000122:                                                                                                  #        RCVCSM(LEM)     -       CONIC POSITION                  METERS          2       2
055668,000123:                                                                                                  #                                EQUALS RRECTCSM(LEM) IF
055669,000124:                                                                                                  #                                TCCSM(LEM) = 0
055670,000125: 
055671,000126:                                                                                                  #                                                                                 7       5
055672,000127:                                                                                                  #        VCVCSM(LEM)     -       CONIC VELOCITY                  M/CSEC          2       2
055673,000128:                                                                                                  #                                EQUALS VRECTCSM(LEM) IF
055674,000129:                                                                                                  #                                TCCSM(LEM) = 0
055675,000130: 
055676,000131:                                                                                                  #                                                                                 28      28
055677,000132:                                                                                                  #        TCCSM(LEM)      -       TIME SINCE RECTIFICATION        CSECS           2       2
055678,000133:                                                                                                  #                                CUSTOMARILY 0
055679,000134: 
055680,000135:                                                                                                  #                                                                 1/2             17      16
055681,000136:                                                                                                  #        XKEPCSM(LEM)    -       ROOT OF KEPLERS EQUATION        M               2       2
055682,000137:                                                                                                  #                                0 IF TCCSM(LEM) = 0
055683,000138: 
055684,000139:                                                                                                  #        CMOONFLG        -       PERMANENT FLAGS CORRESPONDING                   0       0
055685,000140:                                                                                                  #        CMIDFLAG                TO MOONFLAG AND MIDFLAG                         0,1     0,1
055686,000141:                                                                                                  #        LMOONFLG                C = CSM, L = LM                                 0       0
055687,000142:                                                                                                  #        LMIDFLG                                                                 0,1     0,1
055688,000143: 
055689,000144:                                                                                                  #        SURFFLAG        -       LUNAR SURFACE FLAG                              0,1     0,1
055690,000145: 
055691,000146:                                                                                                  #  IN ADDITION, IF (L)CMIDFLAG IS SET, THE INITIAL INPUT VALUES FOR LUNAR
055692,000147:                                                                                                  #  SOLAR EPHEMERIDES SUBROUTINE AND PLANETARY INERTIAL ORIENTATION SUB-
055693,000148:                                                                                                  #  ROUTINE MUST BE PRESET.
055694,000149: 
055695,000150:                                                                                                  #  OUTPUT
055696,000151:                                                                                                  #        AFTER EVERY CALL TO INTEGRATION
055697,000152:                                                                                                  #                                                                        EARTH   MOON
055698,000153:                                                                                                  #                                                                         29      29
055699,000154:                                                                                                  #        0D      RATT    POSITION                        METERS          2       2
055700,000155: 
055701,000156:                                                                                                  #                                                                         7       7
055702,000157:                                                                                                  #        6D      VATT    VELOCITY                        M/CSEC          2       2
055703,000158: 
055704,000159:                                                                                                  #                                                                         28      28
055705,000160:                                                                                                  #        12D     TAT     TIME                                            2       2
055706,000161: 
055707,000162:                                                                                                  #                                                                         29      27
055708,000163:                                                                                                  #        14D     RATT1   POSITION                        METERS          2       2
055709,000164: 
055710,000165:                                                                                                  #                                                                         7       5
055711,000166:                                                                                                  #        20D     VATT1   VELOCITY                        M/CSEC          2       2
055712,000167: 
055713,000168:                                                                                                  #                                                         3   2           36      30
055714,000169:                                                                                                  #        26D     MU(P)   MU                              M /CS           2       2
055715,000170: 
055716,000171:                                                                                                  #        X1              MUTABLE ENTRY                                   -2      -10D
055717,000172: 
055718,000173:                                                                                                  #        X2              COORDINT
055719,000174:                                                                                                  #        X2              COORDINATE SYSTEM ORIGEN                        0       2
055720,000175:                                                                                                  #                        (THIS, NOT MOONFLAG, SHOULD BE

Page 1312

055722,000177:                                                                                                  #                        USED TO DETERMINE ORIGIN.)
055723,000178: 
055724,000179:                                                                                                  #  IN ADDITION TO THE ABOVE, THE PERMANENT STATE VECTOR IS UPDATED WHENEVER
055725,000180:                                                                                                  #  STATEFLG WAS SET AND WHENEVER A W-MATRIX IS TO BE INTEGRATED.  THE PUSH
055726,000181:                                                                                                  #  COUNTER IS SET TO 0 AND OVERFLOW IS CLEARED BEFORE RETURNING TO THE
055727,000182:                                                                                                  #  CALLING PROGRAM.
055728,000183: 
055729,000184:                                                                                                  #  4.0 CALLING SEQUENCES AND SAMPLE CODE
055730,000185:                                                                                                  #  -------------------------------------
055731,000186: 
055732,000187:                                                                                                  #        A) PRECISION ORBITAL INTEGRATION.  CSMPREC, LEMPREC ENTRANCES
055733,000188:                                                                                                  #                L-X     STORE TIME TO 95T5791T5 T 95 PUS L9ST (T4531)
055734,000189:                                                                                                  #                L       CALL
055735,000190:                                                                                                  #                L+1             CSMPREC (OR LEMPREC)
055736,000191:                                                                                                  #                L+2     RETURN
055737,000192:                                                                                                  #           INPUT                                                           28
055738,000193:                                                                                                  #                TDEC1 (PD 32D) TIME TO INTEGRATE TO...CENTISECONDS SCALED 2
055739,000194:                                                                                                  #           OUTPUT
055740,000195:                                                                                                  #                THE DATA LISTED IN SECTION 3.0 PLUS
055741,000196:                                                                                                  #                RQVV    POSITION VECTOR OF VEHICLE WITH RESPECT TO SECONDARY
055742,000197:                                                                                                  #                BODY... METERS B-29 ONLY IF MIDFLAG = DIMOFLAG = 1
055743,000198:                                                                                                  #        B) CONIC INTEGRATION.  CSMCONIC, LEMCONIC ENTRANCES
055744,000199:                                                                                                  #                L-X     STORE TIME IN PUSH LIST (TDEC1)
055745,000200:                                                                                                  #                L       CALL
055746,000201:                                                                                                  #                L+1             CSMCONIC (OR LEMCONIC)
055747,000202:                                                                                                  #           INPUT/OUTPUT
055748,000203:                                                                                                  #                SAME AS PRECISION INTEGRATION, EXCEPT RQVV NOT SET
055749,000204:                                                                                                  #        C) INTEGRATE GIVEN STATE VECTOR.  INTEGRVS ENTRANCE
055750,000205:                                                                                                  #                CALL
055751,000206:                                                                                                  #                                INTSTALL
055752,000207:                                                                                                  #                VLOAD
055753,000208:                                                                                                  #                                POSITION VECTOR
055754,000209:                                                                                                  #                STOVL           RCV
055755,000210:                                                                                                  #                                VELOCITY VECTOR
055756,000211:                                                                                                  #                STODL           VCV
055757,000212:                                                                                                  #                                TIME STATE VECTOR VALID
055758,000213:                                                                                                  #                STODL           TET
055759,000214:                                                                                                  #                                FINAL RADIUS
055760,000215:                                                                                                  #                STORE           RFINAL
055761,000216:                                                                                                  #                SET(CLEAR)      SET(CLEAR)
055762,000217:                                                                                                  #                                INTYPFLAG
055763,000218:                                                                                                  #                                MOONFLAG
055764,000219:                                                                                                  #                SET(CLEAR)      DLOAD
055765,000220:                                                                                                  #                                DESIRED TIME
055766,000221:                                                                                                  #                STCALL          TDEC1
055767,000222:                                                                                                  #                                INTEGRVS
055768,000223:                                                                                                  #          INPUT
055769,000224:                                                                                                  #                RCV     POSITION VECTOR                 METERS
055770,000225:                                                                                                  #                VCV     VELOCITY VECTOR                 M/CSEC
055771,000226:                                                                                                  #                TET     TIME OF STATE VECTOR (MAY = 0)  CSEC B-28

Page 1313

055773,000228:                                                                                                  #                TDEC1   TIME TO INTEGRATE TO            CSEC B-28 (PD 32D)
055774,000229:                                                                                                  #                        (MAY BE INCREMENT IF TET=0)
055775,000230:                                                                                                  #          OUTPUT
055776,000231:                                                                                                  #                SAME AS FOR PRECISION OR CONIC INTEGRATION,
055777,000232:                                                                                                  #                DEPENDING ON INTYPFLG.
055778,000233:                                                                                                  #        D) INTEGRATE STATE VECTOR.  INTGRV ENTRANCE
055779,000234:                                                                                                  #                L-X     STORE TIME IN PUSH LIST (TDEC1) (MAY BE DONE AFTER CALL TO INTSTALL)
055780,000235:                                                                                                  #                L-8     CALL
055781,000236:                                                                                                  #                L-7
055782,000237:                                                                                                  #                L-6     SET(CLEAR)      SET(CLEAR)
055783,000238:                                                                                                  #                L-5                     VINTFLAG        1=CSM, 0=LM
055784,000239:                                                                                                  #                L-4                     INTYPFLAG       1=CONIC, 0=PRECISION
055785,000240:                                                                                                  #                L-3     SET(CLEAR)      SET(CLEAR)
055786,000241:                                                                                                  #                L-2                     DIMOFLAG        1=W-MATRIX, 0=NO W-MATRIX
055787,000242:                                                                                                  #                L-1                     D6OR9FLG        1=9X9, 0=6X6
055788,000243:                                                                                                  #                L       SET             DLOAD
055789,000244:                                                                                                  #                L+1                     STATEFLG        DESIRE PERMANENT UPDATE
055790,000245:                                                                                                  #                L+2                     FINAL RAD.      OF STATE VECTOR
055791,000246:                                                                                                  #                L+3     STCALL          RFINAL
055792,000247:                                                                                                  #                L+4                     INTEGRV
055793,000248:                                                                                                  #                L       CALL                            NORMAL USE -- WILL UPDATE STATE
055794,000249:                                                                                                  #                L+1                     INTEGRV         VECTOR IF DIMOFLAG=1. (STATEFLG IS
055795,000250:                                                                                                  #                L+2     RETURN                          ALWAYS RESET IN INTEGRATION AFTER
055796,000251:                                                                                                  #                                                        IT IS USED.)
055797,000252:                                                                                                  #          INPUT
055798,000253:                                                                                                  #                TDEC1 (PD 32D) TIME TO INTEGRATE TO     CSEC B-28
055799,000254:                                                                                                  #          OUTPUT
055800,000255:                                                                                                  #                SAME AS FOR PRECISION OR CONIC INTEGRATION
055801,000256:                                                                                                  #          THE PROGRAM WILL SET MOONFLAG, MIDFLAG DEPENDING ON
055802,000257:                                                                                                  #          THE PERMANENT STATE VECTOR REPRESENTATION.
055803,000258: 
055804,000259: 11,2363                                           BANK     11                                    
055805,000260: 13,2000                                           SETLOC   INTINIT                               
055806,000261: 13,2000                                           BANK                                           
055807,000262: 13,2627  E3,1554                                  EBANK=   RRECTCSM                              
055808,000263: 13,2627                                           COUNT    13/INTIN                              
055809,000264: 
055810,000265: 13,2627           05412        STATEINT           TC       PHASCHNG                              
055811,000266: 13,2630           00052                           OCT      00052                                 
055812,000267: 13,2631           35061                           CAF      PRIO5                                 
055813,000268: 13,2632           05147                           TC       FINDVAC                               
055814,000269: 13,2633  E3,1554                                  EBANK=   RRECTCSM                              
055815,000270: 13,2633           02636 26063                     2CADR    STATINT1                              
055816,000271: 
055817,000272: 13,2635           05324                           TC       TASKOVER                              
055818,000273: 13,2636           06006        STATINT1           TC       INTPRET                               
055819,000274: 13,2637           47014                           BON      RTB                                   
055820,000275: 13,2640           04712                                    QUITFLAG                              
055821,000276: 13,2641           26677                                    NOINT                                 #  NO STATEINT IF V96
055822,000277: 13,2642           45510                                    LOADTIME                              

Page 1314

055824,000279: 13,2643           00041                           STORE    TDEC1                                 
055825,000280: 13,2644           45014                           CLEAR    CALL                                  
055826,000281: 13,2645           04274                                    V96ONFLG                              
055827,000282: 13,2646           27442                                    INTSTALL                              
055828,000283: 13,2647           45014                           SET      CALL                                  
055829,000284: 13,2650           01076                                    NODOFLAG                              
055830,000285: 13,2651           26670                                    SETIFLGS                              
055831,000286: 13,2652           77650                           GOTO                                           
055832,000287: 13,2653           26000                                    STATEUP                               
055833,000288: 13,2654           00003 25140  600SECS            2DEC     60000      B-28                       
055834,000289: 
055835,000290: 13,2656           77414        ENDINT             CLEAR    EXIT                                  
055836,000291: 13,2657           01672                                    STATEFLG                              
055837,000292: 13,2660           05412                           TC       PHASCHNG                              
055838,000293: 13,2661           20032                           OCT      20032                                 
055839,000294: 13,2662           00006                           EXTEND                                         
055840,000295: 13,2663           32655                           DCA      600SECS                               
055841,000296: 13,2664           05342                           TC       LONGCALL                              
055842,000297: 13,2665  E3,1554                                  EBANK=   RRECTHIS                              
055843,000298: 13,2665           02627 26063                     2CADR    STATEINT                              
055844,000299: 
055845,000300: 13,2667           05217                           TC       ENDOFJOB                              
055846,000301: 13,2670           43014        SETIFLGS           SET      CLEAR                                 
055847,000302: 13,2671           01472                                    STATEFLG                              
055848,000303: 13,2672           01673                                    INTYPFLG                              
055849,000304: 13,2673           43014                           CLEAR    CLEAR                                 
055850,000305: 13,2674           01676                                    DIM0FLAG                              
055851,000306: 13,2675           01675                                    D6OR9FLG                              
055852,000307: 13,2676           77616                           RVQ                                            
055853,000308: 13,2677           77776        NOINT              EXIT                                           
055854,000309: 13,2700           05412                           TC       PHASCHNG                              
055855,000310: 13,2701           00002                           OCT      2                                     
055856,000311: 
055857,000312: 13,2702           05560                           TC       DOWNFLAG                              
055858,000313: 13,2703           00221                           ADRES    QUITFLAG                              
055859,000314: 
055860,000315: 13,2704           05217                           TC       ENDOFJOB                              
055861,000316: 
055862,000317:                                                                                                  #  ATOPCSM TRANSFERS RRECT TO RRECT +41 TO RRECTCSM TO RRECTCSM +41
055863,000318: 
055864,000319:                                                                                                  #  CALLING SEQUENCE
055865,000320:                                                                                                  #        L       CALL
055866,000321:                                                                                                  #        L+1             ATOPCSM
055867,000322: 
055868,000323:                                                                                                  #  NORMAL EXIT AT L+2
055869,000324: 
055870,000325: 13,2705           47020        ATOPCSM            STQ      RTB                                   
055871,000326: 13,2706           00051                                    S2                                    
055872,000327: 13,2707           26720                                    MOVEACSM                              
055873,000328: 13,2710           45014                           SET      CALL                                  

Page 1315

055875,000330: 13,2711           04063                                    CMOONFLG                              
055876,000331: 13,2712           20237                                    SVDWN1                                
055877,000332: 13,2713           43014                           BON      CLRGO                                 
055878,000333: 13,2714           00303                                    MOONFLAG                              
055879,000334: 13,2715           00051                                    S2                                    
055880,000335: 13,2716           04223                                    CMOONFLG                              
055881,000336: 13,2717           00051                                    S2                                    
055882,000337: 13,2720           03064        MOVEACSM           TC       SETBANK                               
055883,000338: 13,2721           55500                           TS       DIFEQCNT                              #  INITIALIZE INDEX
055884,000339: 13,2722           51500                           INDEX    DIFEQCNT                              
055885,000340: 13,2723           31502                           CA       RRECT                                 
055886,000341: 13,2724           51500                           INDEX    DIFEQCNT                              
055887,000342: 13,2725           55554                           TS       RRECTCSM                              
055888,000343: 13,2726           11500                           CCS      DIFEQCNT                              #  IS TRANSFER COMPLETE
055889,000344: 13,2727           12721                           TCF      MOVEACSM   +1                         #  NO-LOOP
055890,000345: 13,2730           06030                           TC       DANZIG                                #  COMPLETE - RETURN
055891,000346: 
055892,000347:                                                                                                  #  PTOACSM TRANSFERS RRECTCSM TO RRECTCSM +41 TO RRECT TO RRECT +41
055893,000348: 
055894,000349:                                                                                                  #  CALLING SEQUENCE
055895,000350:                                                                                                  #        L       CALL
055896,000351:                                                                                                  #                        PTOACSM
055897,000352: 
055898,000353:                                                                                                  #  NORMAL EXIT AT L+2
055899,000354: 
055900,000355: 13,2731           43034        PTOACSM            RTB      BON                                   
055901,000356: 13,2732           26747                                    MOVEPCSM                              
055902,000357: 13,2733           04303                                    CMOONFLG                              
055903,000358: 13,2734           26742                                    SETMOON                               
055904,000359: 13,2735           66214        CLRMOON            CLEAR    SSP                                   
055905,000360: 13,2736           00263                                    MOONFLAG                              
055906,000361: 13,2737           02151                                    PBODY                                 
055907,000362: 13,2740           00000                                    0                                     
055908,000363: 13,2741           77616                           RVQ                                            
055909,000364: 13,2742           66214        SETMOON            SET      SSP                                   
055910,000365: 13,2743           00063                                    MOONFLAG                              
055911,000366: 13,2744           02151                                    PBODY                                 
055912,000367: 13,2745           00002                                    2                                     
055913,000368: 13,2746           77616                           RVQ                                            
055914,000369: 13,2747           03064        MOVEPCSM           TC       SETBANK                               
055915,000370: 13,2750           55500                           TS       DIFEQCNT                              
055916,000371: 13,2751           51500                           INDEX    DIFEQCNT                              
055917,000372: 13,2752           31554                           CA       RRECTCSM                              
055918,000373: 13,2753           51500                           INDEX    DIFEQCNT                              
055919,000374: 13,2754           55502                           TS       RRECT                                 
055920,000375: 13,2755           11500                           CCS      DIFEQCNT                              
055921,000376: 13,2756           12750                           TCF      MOVEPCSM   +1                         
055922,000377: 13,2757           06030                           TC       DANZIG                                
055923,000378: 

Page 1316

055925,000380:                                                                                                  #  ATOPLEM TRANSFERS RRECT TO RRECT +41 TO RRECTLEM TO RRECTLEM +41
055926,000381: 13,2760           47020        ATOPLEM            STQ      RTB                                   
055927,000382: 13,2761           00051                                    S2                                    
055928,000383: 13,2762           26773                                    MOVEALEM                              
055929,000384: 13,2763           45014                           SET      CALL                                  
055930,000385: 13,2764           04064                                    LMOONFLG                              
055931,000386: 13,2765           20263                                    SVDWN2                                
055932,000387: 13,2766           43014                           BON      CLRGO                                 
055933,000388: 13,2767           00303                                    MOONFLAG                              
055934,000389: 13,2770           00051                                    S2                                    
055935,000390: 13,2771           04224                                    LMOONFLG                              
055936,000391: 13,2772           00051                                    S2                                    
055937,000392: 13,2773           03064        MOVEALEM           TC       SETBANK                               
055938,000393: 13,2774           55500                           TS       DIFEQCNT                              
055939,000394: 13,2775           51500                           INDEX    DIFEQCNT                              
055940,000395: 13,2776           31502                           CA       RRECT                                 
055941,000396: 13,2777           51500                           INDEX    DIFEQCNT                              
055942,000397: 13,3000           55626                           TS       RRECTLEM                              
055943,000398: 13,3001           11500                           CCS      DIFEQCNT                              
055944,000399: 13,3002           12774                           TCF      MOVEALEM   +1                         
055945,000400: 13,3003           06030                           TC       DANZIG                                
055946,000401: 
055947,000402:                                                                                                  #  PTOALEM TRANSFERS RRECTLEM TO RRECTLEM +41 TO RRECT TO RRECT +41
055948,000403: 
055949,000404: 13,3004           47014        PTOALEM            BON      RTB                                   
055950,000405: 13,3005           04307                                    SURFFLAG                              
055951,000406: 13,3006           27025                                    USEPIOS                               
055952,000407: 13,3007           27014                                    MOVEPLEM                              
055953,000408: 13,3010           52014                           BON      GOTO                                  
055954,000409: 13,3011           04304                                    LMOONFLG                              
055955,000410: 13,3012           26742                                    SETMOON                               
055956,000411: 13,3013           26735                                    CLRMOON                               
055957,000412: 13,3014           03064        MOVEPLEM           TC       SETBANK                               
055958,000413: 13,3015           55500                           TS       DIFEQCNT                              
055959,000414: 13,3016           51500                           INDEX    DIFEQCNT                              
055960,000415: 13,3017           31626                           CA       RRECTLEM                              
055961,000416: 13,3020           51500                           INDEX    DIFEQCNT                              
055962,000417: 13,3021           55502                           TS       RRECT                                 
055963,000418: 13,3022           11500                           CCS      DIFEQCNT                              
055964,000419: 13,3023           13015                           TCF      MOVEPLEM   +1                         
055965,000420: 13,3024           06030                           TC       DANZIG                                
055966,000421: 
055967,000422: 13,3025           77201        USEPIOS            SETPD    VLOAD                                 
055968,000423: 13,3026           00001                                    0                                     
055969,000424: 13,3027           02026                                    RLS                                   
055970,000425: 13,3030           41525                           PDDL     PUSH                                  
055971,000426: 13,3031           00041                                    TDEC1                                 

Page 1317

055973,000428: 13,3032           15517                           STODL    TET                                   
055974,000429: 13,3033           27755                                    5/8                                   
055975,000430: 13,3034           77624                           CALL                                           
055976,000431: 13,3035           55344                                    RP-TO-R                               
055977,000432: 13,3036           25535                           STOVL    RCV                                   
055978,000433: 13,3037           11560                                    ZUNIT                                 
055979,000434: 13,3040           14001                           STODL    0D                                    
055980,000435: 13,3041           01517                                    TET                                   
055981,000436: 13,3042           14007                           STODL    6D                                    
055982,000437: 13,3043           27755                                    5/8                                   
055983,000438: 13,3044           45014                           SET      CALL                                  #  NEEDED FOR SETTING X1 ON EXIT
055984,000439: 13,3045           00063                                    MOONFLAG                              
055985,000440: 13,3046           55344                                    RP-TO-R                               
055986,000441: 13,3047           74235                           VXV      VXSC                                  
055987,000442: 13,3050           01535                                    RCV                                   
055988,000443: 13,3051           27063                                    OMEGMOON                              
055989,000444: 13,3052           25543                           STOVL    VCV                                   
055990,000445: 13,3053           11566                                    ZEROVEC                               
055991,000446: 13,3054           01521                           STORE    TDELTAV                               
055992,000447: 13,3055           67174                           AXT,2    SXA,2                                 
055993,000448: 13,3056           00002                                    2                                     
055994,000449: 13,3057           02150                                    PBODY                                 
055995,000450: 13,3060           35527                           STCALL   TNUV                                  
055996,000451: 13,3061           27176                                    A-PCHK                                
055997,000452: 13,3062           07112 06620  OMEGMOON           2DEC*    2.66169947 E-8        B+23*           
055998,000453: 
055999,000454: 13,3064           33070        SETBANK            CAF      INTBANK                               
056000,000455: 13,3065           54006                           TS       BBANK                                 
056001,000456: 13,3066           33507                           CAF      FORTYONE                              
056002,000457: 13,3067           00002                           TC       Q                                     
056003,000458: 13,3070  E3,1554                                  EBANK=   RRECTCSM                              
056004,000459: 13,3070           26063        INTBANK            BBCON    INTEGRV                               
056005,000460: 
056006,000461:                                                                                                  #  SPECIAL PURPOSE ENTRIES TO ORBITAL INTEGRATION.  THESE ROUTINES PROVIDE ENTRANCES TO INTEGRATION WITH
056007,000462:                                                                                                  #  APPROPRIATE SWITCHES SET OR CLEARED FOR THE DESIRED INTEGRATION.
056008,000463: 
056009,000464:                                                                                                  #  CSMPREC AND LEMPREC PERFORM ORBIT INTEGRATION BY THE ENCKE METHOD TO THE TIME INDICATED IN TDEC1
056010,000465:                                                                                                  #  ACCELERATIONS DUE TO OBLATENESS ARE INCLUDED.  NO W-MATRIX INT. IS DONE.
056011,000466:                                                                                                  #  THE PERMANENT STATE VECTOR IS NOT UPDATED.
056012,000467:                                                                                                  #  CSMCONIC AND LEMCONIC PERFORM ORBIT INTEG. BY KEPLERS METHOD TO THE TIME INDICATED IN TDEC1
056013,000468:                                                                                                  #  NO DISTURBING ACCELERATIONS ARE INCLUDED.  IN THE PROGRAM FLOW THE GIVEN
056014,000469:                                                                                                  #  STATE VECTOR IS RECTIFIED BEFORE SOLUTION OF KEPLERS EQUATION
056015,000470: 
056016,000471:                                                                                                  #  THE ROUTINES ASSUME THAT THE CSM (LEM) STATE VECTOR IN P-MEM IS VALID.
056017,000472:                                                                                                  #  SWITCHES SET PRIOR TO ENTRY TO THE MAIN INTEG. PROG ARE AS FOLLOWS
056018,000473:                                                                                                  #                        CSMPREC         CSMCONIC        LEMPREC         LEMCONIC
056019,000474:                                                                                                  #        VINTFLAG        SET             SET             CLEAR           CLEAR
056020,000475:                                                                                                  #        INTYPFLG        CLEAR           SET             CLEAR           SET
056021,000476:                                                                                                  #        DIM0FLAG        CLEAR           CLEAR           CLEAR           CLEAR

Page 1318

056023,000478: 
056024,000479:                                                                                                  #  CALLING SEQUENCE
056025,000480:                                                                                                  #        L-X     STORE   TDEC1
056026,000481:                                                                                                  #        L       CALL                    (STCALL TDEC1)
056027,000482:                                                                                                  #        L+1             CSMPREC         (CSMCONIC, LEMPREC, LEMCONIC)
056028,000483: 
056029,000484:                                                                                                  #  NORMAL EXIT TO L+2
056030,000485: 
056031,000486:                                                                                                  #  SUBROUTINES CALLED
056032,000487:                                                                                                  #        INTEGRV1
056033,000488:                                                                                                  #        PRECOUT FOR CSMPREC AND LEMPREC
056034,000489:                                                                                                  #        CONICOUT FOR CSMCONIC AND LEMCONIC
056035,000490: 
056036,000491:                                                                                                  #  OUTPUT - SEE PAGE 2 OF THIS LOG SECTION
056037,000492: 
056038,000493:                                                                                                  #  INPUT
056039,000494:                                                                                                  #        TDEC1           TIME TO INTEGRATE TO.  CSECS B-28
056040,000495: 
056041,000496: 13,3071           45020        CSMPREC            STQ      CALL                                  
056042,000497: 13,3072           00046                                    X1                                    
056043,000498: 13,3073           27442                                    INTSTALL                              
056044,000499: 13,3074           43130                           SXA,1    SET                                   
056045,000500: 13,3075           02214                                    IRETURN                               
056046,000501: 13,3076           01474                                    VINTFLAG                              
056047,000502: 
056048,000503: 13,3077           43014        IFLAGP             SET      CLEAR                                 
056049,000504: 13,3100           01467                                    PRECIFLG                              
056050,000505: 13,3101           01676                                    DIM0FLAG                              
056051,000506: 13,3102           77614                           CLRGO                                          
056052,000507: 13,3103           01633                                    INTYPFLG                              
056053,000508: 13,3104           27164                                    INTEGRV1                              
056054,000509: 13,3105           45020        LEMPREC            STQ      CALL                                  
056055,000510: 13,3106           00046                                    X1                                    
056056,000511: 13,3107           27442                                    INTSTALL                              
056057,000512: 13,3110           43130                           SXA,1    CLRGO                                 
056058,000513: 13,3111           02214                                    IRETURN                               
056059,000514: 13,3112           01634                                    VINTFLAG                              
056060,000515: 13,3113           27077                                    IFLAGP                                
056061,000516: 
056062,000517: 13,3114           45020        CSMCONIC           STQ      CALL                                  
056063,000518: 13,3115           00046                                    X1                                    
056064,000519: 13,3116           27442                                    INTSTALL                              
056065,000520: 13,3117           43130                           SXA,1    SET                                   
056066,000521: 13,3120           02214                                    IRETURN                               
056067,000522: 13,3121           01474                                    VINTFLAG                              
056068,000523: 13,3122           43014        IFLAGC             CLEAR    SETGO                                 
056069,000524: 13,3123           01676                                    DIM0FLAG                              
056070,000525: 13,3124           01433                                    INTYPFLG                              
056071,000526: 13,3125           27164                                    INTEGRV1                              
056072,000527: 13,3126           45020        LEMCONIC           STQ      CALL                                  
056073,000528: 13,3127           00046                                    X1                                    

Page 1319

056075,000530: 13,3130           27442                                    INTSTALL                              
056076,000531: 13,3131           43130                           SXA,1    CLRGO                                 
056077,000532: 13,3132           02214                                    IRETURN                               
056078,000533: 13,3133           01634                                    VINTFLAG                              
056079,000534: 13,3134           27122                                    IFLAGC                                
056080,000535: 
056081,000536: 13,3135           66214        INTEGRVS           SET      SSP                                   
056082,000537: 13,3136           01467                                    PRECIFLG                              
056083,000538: 13,3137           02151                                    PBODY                                 
056084,000539: 13,3140           00000                                    0                                     
056085,000540: 13,3141           66214                           BOF      SSP                                   
056086,000541: 13,3142           00343                                    MOONFLAG                              
056087,000542: 13,3143           27146                                    +3                                    
056088,000543: 13,3144           02151                                    PBODY                                 
056089,000544: 13,3145           00002                                    2                                     
056090,000545: 13,3146           77220                           STQ      VLOAD                                 
056091,000546: 13,3147           02214                                    IRETURN                               
056092,000547: 13,3150           11566                                    ZEROVEC                               
056093,000548: 13,3151           01521                           STORE    TDELTAV                               
056094,000549: 13,3152           35527                           STCALL   TNUV                                  
056095,000550: 13,3153           23421                                    RECTIFY                               
056096,000551: 13,3154           43014                           CLEAR    SET                                   
056097,000552: 13,3155           01676                                    DIM0FLAG                              
056098,000553: 13,3156           04062                                    NEWIFLG                               
056099,000554: 13,3157           77614                           SETGO                                          
056100,000555: 13,3160           04020                                    RPQFLAG                               
056101,000556: 13,3161           22363                                    ALOADED                               
056102,000557: 
056103,000558:                                                                                                  #  INTEGRV IS AN ENTRY TO ORBIT INTEGRATION WHICH PERMITS THE CALLER,
056104,000559:                                                                                                  #  NORMALLY THE NAVIGATION PROGRAM, TO SET THE INTEG. FLAGS.  THE ROUTINE
056105,000560:                                                                                                  #  IS ENTERED AT INTEGRV1 BY CSMPREC ET. AL. AND AT ALOADED BY INTEGRVS.
056106,000561:                                                                                                  #  THE ROUTINE SETS UP A-MEMORY IF ENTERED AT INTEGRV,1 AND SETS THE INTEG.
056107,000562:                                                                                                  #  PROGRAM FOR PRECISION OR CONIC
056108,000563: 
056109,000564:                                                                                                  #  THE CALLER MUST FIRST CALL INTSTALL TO CHECK IF INTEG. IS IN USE BEFORE
056110,000565:                                                                                                  #  SETTING ANY FLAGS.
056111,000566: 
056112,000567:                                                                                                  #  THE FLAGS WHICH SHOULD BE SET OR CLEARED ARE
056113,000568:                                                                                                  #        VINTFLAG        (IGNORED WHEN ENTERED FROM INTEGRVS)
056114,000569:                                                                                                  #        INTYPFLG
056115,000570:                                                                                                  #        DIM0FLAG
056116,000571:                                                                                                  #        D6OR9FLG
056117,000572: 
056118,000573:                                                                                                  #  CALLING SEQUENCE
056119,000574:                                                                                                  #        L-X     CALL
056120,000575:                                                                                                  #        L-Y             INTSTALL
056121,000576:                                                                                                  #        L-1     SET OR CLEAR ALL FOUR FLAGS.  ALSO CAN SET STATEFLG IF DESIRED
056122,000577:                                                                                                  #                AND DIM0FLAG IS CLEAR.
056123,000578:                                                                                                  #        L       CALL
056124,000579:                                                                                                  #        L+1             INTEGRV
056125,000580: 
056126,000581:                                                                                                  #  INITIALIZATION
056127,000582:                                                                                                  #        FLAGS AS ABOVE
056128,000583:                                                                                                  #        STORE TIME TO INTEGRATE TO IN TDEC1
056129,000584: 

Page 1320

056131,000586:                                                                                                  #  OUTPUT
056132,000587:                                                                                                  #        RATT    AS
056133,000588:                                                                                                  #        VATT          DEFINED
056134,000589:                                                                                                  #        TAT                     BEFORE
056135,000590: 
056136,000591: 13,3162           77620        INTEGRV            STQ                                            
056137,000592: 13,3163           02214                                    IRETURN                               
056138,000593: 13,3164           43014        INTEGRV1           SET      SET                                   
056139,000594: 13,3165           04060                                    RPQFLAG                               
056140,000595: 13,3166           04062                                    NEWIFLG                               
056141,000596: 13,3167           77731        INTEGRV2           SSP                                            
056142,000597: 13,3170           00053                                    QPRET                                 
056143,000598: 13,3171           22363                                    ALOADED                               
056144,000599: 13,3172           52014                           BON      GOTO                                  
056145,000600: 13,3173           01714                                    VINTFLAG                              
056146,000601: 13,3174           26731                                    PTOACSM                               
056147,000602: 13,3175           27004                                    PTOALEM                               
056148,000603: 11,2000                                           SETLOC   INTINIT1                              
056149,000604: 11,2000                                           BANK                                           
056150,000605: 11,2363           77745        ALOADED            DLOAD                                          
056151,000606: 11,2364           00041                                    TDEC1                                 
056152,000607: 11,2365           01101                           STORE    TDEC                                  
056153,000608: 11,2366           52014                           BOFF     GOTO                                  
056154,000609: 11,2367           01753                                    INTYPFLG                              
056155,000610: 11,2370           27305                                    TESTLOOP                              
056156,000611: 11,2371           27271                                    RVCON                                 
056157,000612: 13,2000                                           SETLOC   INTINIT                               
056158,000613: 13,2000                                           BANK                                           
056159,000614: 13,3176           45014        A-PCHK             BOF      CALL                                  
056160,000615: 13,3177           00342                                    MIDFLAG                               
056161,000616: 13,3200           27205                                    ANDOUT                                #  DONT MAKE ORIGIN CHANGE CHECK
056162,000617: 13,3201           23320                                    CHKSWTCH                              
056163,000618: 13,3202           45044                           BPL      CALL                                  
056164,000619: 13,3203           27205                                    ANDOUT                                #  NO ORIGIN CHANGE
056165,000620: 13,3204           23361                                    ORIGCHNG                              #  MAKE THE SWITCH
056166,000621: 13,3205           77414        ANDOUT             BOFCLR   EXIT                                  
056167,000622: 13,3206           01652                                    STATEFLG                              
056168,000623: 13,3207           27226                                    RECTOUT                               
056169,000624: 13,3210           05412                           TC       PHASCHNG                              
056170,000625: 13,3211           04022                           OCT      04022                                 
056171,000626: 13,3212           05546                           TC       UPFLAG                                #  PHASE CHANGE HAS OCCURRED BETWEEN
056172,000627: 13,3213           00236                           ADRES    REINTFLG                              #  INTSTALL AND INTWAKE
056173,000628: 13,3214           06006                           TC       INTPRET                               
056174,000629: 13,3215           77731                           SSP                                            
056175,000630: 13,3216           00053                                    QPRET                                 
056176,000631: 13,3217           27224                                    PHEXIT                                
056177,000632: 13,3220           52014                           BON      GOTO                                  
056178,000633: 13,3221           01714                                    VINTFLAG                              
056179,000634: 13,3222           26705                                    ATOPCSM                               

Page 1321

056181,000636: 13,3223           26760                                    ATOPLEM                               
056182,000637: 13,3224           77624        PHEXIT             CALL                                           
056183,000638: 13,3225           56750                                    GRP2PC                                
056184,000639: 13,3226           45001        RECTOUT            SETPD    CALL                                  
056185,000640: 13,3227           00001                                    0                                     
056186,000641: 13,3230           23421                                    RECTIFY                               
056187,000642: 13,3231           53775                           VLOAD    VSL*                                  
056188,000643: 13,3232           01503                                    RRECT                                 
056189,000644: 13,3233           57576                                    0,2                                   
056190,000645: 13,3234           53715                           PDVL     VSL*                                  #  RATT TO PD0
056191,000646: 13,3235           01511                                    VRECT                                 
056192,000647: 13,3236           57576                                    0,2                                   
056193,000648: 13,3237           63325                           PDDL     PDVL                                  #  VATT TO PD6   TAT TO PD12
056194,000649: 13,3240           01517                                    TET                                   
056195,000650: 13,3241           01503                                    RRECT                                 
056196,000651: 13,3242           64715                           PDVL     PDDL*                                 
056197,000652: 13,3243           01511                                    VRECT                                 
056198,000653: 13,3244           50042                                    MUEARTH,2                             
056199,000654: 13,3245           76006                           PUSH     AXT,1                                 
056200,000655: 13,3246           77765                           DEC      -10        B-14                       
056201,000656: 13,3247           76014                           BON      AXT,1                                 
056202,000657: 13,3250           00303                                    MOONFLAG                              
056203,000658: 13,3251           27253                                    +2                                    
056204,000659: 13,3252           77775                           DEC      -2         B-14                       
056205,000660: 13,3253           40001        INTEXIT            SETPD    BOV                                   
056206,000661: 13,3254           00001                                    0                                     
056207,000662: 13,3255           27256                                    +1                                    
056208,000663: 13,3256           77614                           CLEAR                                          
056209,000664: 13,3257           04675                                    MIDAVFLG                              
056210,000665: 13,3260           43014                           CLEAR    CLEAR                                 
056211,000666: 13,3261           04676                                    AVEMIDSW                              #  ALLOW UPDATE OF DOWNLINK STATE VECTOR
056212,000667: 13,3262           01667                                    PRECIFLG                              
056213,000668: 13,3263           77535                           SLOAD    EXIT                                  
056214,000669: 13,3264           02215                                    IRETURN                               
056215,000670: 13,3265           30154                           CA       MPAC                                  
056216,000671: 13,3266           50120                           INDEX    FIXLOC                                
056217,000672: 13,3267           54052                           TS       QPRET                                 
056218,000673: 13,3270           03457                           TC       INTWAKE                               
056219,000674: 
056220,000675:                                                                                                  #  RVCON SETS UP ORBIT INTEGRATION TO DO A CONIC SOLUTION FOR POSITION AND
056221,000676:                                                                                                  #  VELOCITY FOR THE INTERVAL (TET-TDEC)
056222,000677: 
056223,000678: 13,3271           45345        RVCON              DLOAD    DSU                                   
056224,000679: 13,3272           01101                                    TDEC                                  
056225,000680: 13,3273           01517                                    TET                                   
056226,000681: 13,3274           36312                           STCALL   TAU.                                  
056227,000682: 13,3275           23421                                    RECTIFY                               
056228,000683: 13,3276           77624                           CALL                                           
056229,000684: 13,3277           22372                                    KEPPREP                               
056230,000685: 13,3300           43345                           DLOAD    DAD                                   
056231,000686: 13,3301           01551                                    TC                                    

Page 1322

056233,000688: 13,3302           01517                                    TET                                   
056234,000689: 13,3303           35517                           STCALL   TET                                   
056235,000690: 13,3304           27226                                    RECTOUT                               
056236,000691: 

Page 1323

056238,000693:                                                                                                  #  TESTLOOP
056239,000694: 
056240,000695: 13,3305           43014        TESTLOOP           BOF      CLRGO                                 
056241,000696: 13,3306           04752                                    QUITFLAG                              
056242,000697: 13,3307           27312                                    +3                                    
056243,000698: 13,3310           01632                                    STATEFLG                              
056244,000699: 13,3311           27253                                    INTEXIT                               #  STOP INTEGRATION
056245,000700: 13,3312           73001                 +3        SETPD    LXA,2                                 
056246,000701: 13,3313           00013                                    10D                                   
056247,000702: 13,3314           02150                                    PBODY                                 
056248,000703: 13,3315           51575                           VLOAD    ABVAL                                 
056249,000704: 13,3316           01535                                    RCV                                   
056250,000705: 13,3317           43006                           PUSH     CLEAR                                 #  RC TO 10D
056251,000706: 13,3320           00262                                    MIDFLAG                               
056252,000707: 13,3321           50023                           DSU*     BMN                                   #  MIDFLAG=0 IF R G.T. RMP
056253,000708: 13,3322           67212                                    RME,2                                 
056254,000709: 13,3323           27326                                    +3                                    
056255,000710: 13,3324           77614                           SET                                            
056256,000711: 13,3325           00062                                    MIDFLAG                               
056257,000712: 13,3326           41345        NORFINAL           DLOAD    DMP                                   
056258,000713: 13,3327           00013                                    10D                                   
056259,000714: 13,3330           00043                                    34D                                   
056260,000715: 13,3331           55762                           SR1R     DDV*                                  
056261,000716: 13,3332           50042                                    MUEARTH,2                             
056262,000717: 13,3333           41366                           SQRT     DMP                                   
056263,000718: 13,3334           23752                                    .3D                                   
056264,000719: 13,3335           40442                           SR3      SR4                                   #  DT IS TRUNCATED TO A MULTIPLE
056265,000720: 13,3336           54345                           DLOAD    SL                                    
056266,000721: 13,3337           00155                                    MPAC                                  
056267,000722: 13,3340           20220                                    15D                                   #        OF 128 CSECS.
056268,000723: 13,3341           40006                           PUSH     BOV                                   
056269,000724: 13,3342           27367                                    MAXDT                                 
056270,000725: 13,3343           50021                           BDSU     BMN                                   
056271,000726: 13,3344           27441                                    DT/2MAX                               
056272,000727: 13,3345           27367                                    MAXDT                                 
056273,000728: 13,3346           45345        DT/2COMP           DLOAD    DSU                                   
056274,000729: 13,3347           01101                                    TDEC                                  
056275,000730: 13,3350           01517                                    TET                                   
056276,000731: 13,3351           54234                           RTB      SL                                    
056277,000732: 13,3352           45544                                    SGNAGREE                              
056278,000733: 13,3353           20211                                    8D                                    
056279,000734: 13,3354           02314                           STORE    DT/2                                  #  B-19
056280,000735: 13,3355           51400                           BOV      ABS                                   
056281,000736: 13,3356           27373                                    GETMAXDT                              
056282,000737: 13,3357           50025                           DSU      BMN                                   #  IS TIME TO INTEG. TO GR THAN MAXTIME
056283,000738: 13,3360           00015                                    12D                                   
056284,000739: 13,3361           27377                                    P00HCHK                               
056285,000740: 13,3362           75345        USEMAXDT           DLOAD    SIGN                                  
056286,000741: 13,3363           00015                                    12D                                   
056287,000742: 13,3364           02314                                    DT/2                                  

Page 1324

056289,000744: 13,3365           36314                           STCALL   DT/2                                  
056290,000745: 13,3366           27377                                    P00HCHK                               
056291,000746: 13,3367           65345        MAXDT              DLOAD    PDDL                                  #  EXCHANGE DT/2MAX WITH COMPUTED MAX.
056292,000747: 13,3370           27441                                    DT/2MAX                               
056293,000748: 13,3371           77650                           GOTO                                           
056294,000749: 13,3372           27346                                    DT/2COMP                              
056295,000750: 13,3373           77634        GETMAXDT           RTB                                            
056296,000751: 13,3374           45712                                    SIGNMPAC                              
056297,000752: 13,3375           36314                           STCALL   DT/2                                  
056298,000753: 13,3376           27362                                    USEMAXDT                              
056299,000754: 13,3377           51545        P00HCHK            DLOAD    ABS                                   
056300,000755: 13,3400           02314                                    DT/2                                  
056301,000756: 13,3401           50025                           DSU      BMN                                   
056302,000757: 13,3402           27437                                    DT/2MIN                               
056303,000758: 13,3403           27176                                    A-PCHK                                
056304,000759: 13,3404           46135                           SLOAD    BHIZ                                  
056305,000760: 13,3405           01012                                    MODREG                                
056306,000761: 13,3406           27411                                    +3                                    
056307,000762: 13,3407           77650                           GOTO                                           
056308,000763: 13,3410           23240                                    TIMESTEP                              
056309,000764: 13,3411           77614                           BON                                            #  WAS THIS CALL VIA CSM(LEM)PREC
056310,000765: 13,3412           01707                                    PRECIFLG                              
056311,000766: 13,3413           23240                                    TIMESTEP                              #  YES
056312,000767: 13,3414           45345                           DLOAD    DSU                                   
056313,000768: 13,3415           02314                                    DT/2                                  
056314,000769: 13,3416           00015                                    12D                                   
056315,000770: 13,3417           43040                           BMN      BOFCLR                                
056316,000771: 13,3420           27176                                    A-PCHK                                
056317,000772: 13,3421           04242                                    NEWIFLG                               
056318,000773: 13,3422           23240                                    TIMESTEP                              
056319,000774: 13,3423           45345                           DLOAD    DSU                                   
056320,000775: 13,3424           01101                                    TDEC                                  
056321,000776: 13,3425           01517                                    TET                                   
056322,000777: 13,3426           77640                           BMN                                            #  NO BACKWARD INTEGRATION
056323,000778: 13,3427           27253                                    INTEXIT                               
056324,000779: 13,3430           40525                           PDDL     SR4                                   
056325,000780: 13,3431           02314                                    DT/2                                  #  IS 4(DT) LS (TDEC - TET)
056326,000781: 13,3432           44322                           SR2R     BDSU                                  #  NO
056327,000782: 13,3433           52040                           BMN      GOTO                                  
056328,000783: 13,3434           27253                                    INTEXIT                               
056329,000784: 13,3435           23240                                    TIMESTEP                              
056330,000785: 13,3436           00000 01400  DT/2MIN            2DEC     3          B-20                       
056331,000786: 
056332,000787: 13,3440           14152 00000  DT/2MAX            2DEC     4000       E2         B-20            
056333,000788: 
056334,000789: 13,3442           77776        INTSTALL           EXIT                                           
056335,000790: 13,3443           35021                           CAF      ZERO                                  
056336,000791: 13,3444           54001        ALLSTALL           TS       L                                     
056337,000792: 13,3445           30106                           CA       RASFLAG                               
056338,000793: 13,3446           50001                           INDEX    L                                     

Page 1325

056340,000795: 13,3447           73540                           MASK     INTBITAB                              #  IS THIS STALL AREA FREE
056341,000796: 13,3450           00006                           EXTEND                                         
056342,000797: 13,3451           13516                           BZF      OKTOGRAB                              #  YES
056343,000798: 13,3452           50001                           INDEX    L                                     
056344,000799: 13,3453           33535                           CAF      WAKESTAL                              
056345,000800: 13,3454           05175                           TC       JOBSLEEP                              
056346,000801: 13,3455           77776        INTWAKE0           EXIT                                           
056347,000802: 13,3456           13477                           TCF      INTWAKE1                              
056348,000803: 
056349,000804: 13,3457           40106        INTWAKE            CS       RASFLAG                               #  IS THIS INTSTALLED ROUTINE TO BE
056350,000805: 13,3460           75011                           MASK     REINTBIT                              #        RESTARTED
056351,000806: 13,3461           10000                           CCS      A                                     
056352,000807: 13,3462           03477                           TC       INTWAKE1                              #  NO
056353,000808: 
056354,000809: 13,3463           50120                           INDEX    FIXLOC                                
056355,000810: 13,3464           30052                           CA       QPRET                                 
056356,000811: 13,3465           55055                           TS       TBASE2                                #  YES, DONT RESTART WITH SOMEONE ELSES Q
056357,000812: 
056358,000813: 13,3466           05412                           TC       PHASCHNG                              
056359,000814: 13,3467           04022                           OCT      04022                                 
056360,000815: 
056361,000816: 13,3470           31055                           CA       TBASE2                                
056362,000817: 13,3471           50120                           INDEX    FIXLOC                                
056363,000818: 13,3472           54052                           TS       QPRET                                 
056364,000819: 
056365,000820: 13,3473           35011                           CAF      REINTBIT                              
056366,000821: 13,3474           70106                           MASK     RASFLAG                               
056367,000822: 13,3475           00006                           EXTEND                                         
056368,000823: 13,3476           13521                           BZF      GOBAC                                 #  DONT INTWAKE IF WE CAME HERE VIA RESTART
056369,000824: 
056370,000825: 13,3477           35021        INTWAKE1           CAF      ZERO                                  
056371,000826: 13,3500           54154        WAKE               TS       STALTEM                               #  INDEX OF ANY STALL USER
056372,000827: 13,3501           50154        WAKE1              INDEX    STALTEM                               
056373,000828: 13,3502           33535                           CAF      WAKESTAL                              
056374,000829: 13,3503           00004                           INHINT                                         
056375,000830: 13,3504           05201                           TC       JOBWAKE                               
056376,000831: 13,3505           10064                           CCS      LOCCTR                                
056377,000832: 13,3506           13501                           TCF      WAKE1                                 #  MAY BE MORE TO WAKE UP
056378,000833: 13,3507           00051        FORTYONE           DEC      41         B-14                       
056379,000834: 13,3510           50154                           INDEX    STALTEM                               
056380,000835: 13,3511           43540                           CS       INTBITAB                              
056381,000836: 13,3512           70106                           MASK     RASFLAG                               
056382,000837: 13,3513           54106                           TS       RASFLAG                               #  RELEASE STALL AREA
056383,000838: 13,3514           00003                           RELINT                                         
056384,000839: 13,3515           13521                           TCF      GOBAC                                 
056385,000840: 13,3516           50001        OKTOGRAB           INDEX    L                                     #  NO, WAIT UNTIL AVAILABLE
056386,000841: 13,3517           35002                           CAF      INTFLBIT                              
056387,000842: 13,3520           26106                           ADS      RASFLAG                               
056388,000843: 13,3521           06006        GOBAC              TC       INTPRET                               
056389,000844: 13,3522           77616                           RVQ                                            

Page 1326

056391,000846: 13,3523           77776        ERASTAL1           EXIT                                           
056392,000847: 13,3524           35017                           CAF      ONE                                   
056393,000848: 13,3525           13444                           TCF      ALLSTALL                              
056394,000849: 13,3526           77776        ERASTAL2           EXIT                                           
056395,000850: 13,3527           35016                           CAF      TWO                                   
056396,000851: 13,3530           13444                           TCF      ALLSTALL                              
056397,000852: 13,3531           35017        ERASWAK1           CAF      ONE                                   
056398,000853: 13,3532           13500                           TCF      WAKE                                  
056399,000854: 13,3533           35016        ERASWAK2           CAF      TWO                                   
056400,000855: 13,3534           13500                           TCF      WAKE                                  
056401,000856: 13,3535           27443        WAKESTAL           CADR     INTSTALL   +1                         
056402,000857: 13,3536           27524                           CADR     ERASTAL1   +1                         
056403,000858: 13,3537           27527                           CADR     ERASTAL2   +1                         
056404,000859: 13,3540     0154               STALTEM            EQUALS   MPAC                                  
056405,000860: 13,3540           20100        INTBITAB           OCT      20100                                 
056406,000861: 13,3541           10040                           OCT      10040                                 
056407,000862: 13,3542           04020                           OCT      04020                                 
056408,000863: 

Page 1327

056410,000865:                                                                                                  #  AVETOMID
056411,000866: 
056412,000867:                                                                                                  #  THIS ROUTINE PERFORMS THE TRANSITION FROM A THRUSTING PHASE TO THE COAST
056413,000868:                                                                                                  #  PHASE BY INITIALIZING THIS VEHICLES PERMANENT STATE VECTOR WITH THE
056414,000869:                                                                                                  #  VALUES LEFT BY THE AVERAGEG ROUTINE IN RN,VN,PIPTIME.
056415,000870: 
056416,000871:                                                                                                  #  BEFORE THIS IS DONE THE W-MATRIX, IF ITS VALID (ORWFLAG OR RENDWFLG IS
056417,000872:                                                                                                  #  SET) IS INTEGRATED FORWARD TO PIPTIME WITH THE PRE-THRUST STATE VECTOR.
056418,000873: 
056419,000874:                                                                                                  #  IN ADDITION, THE OTHER VEHICLE IS INTEGRATED (PERMANENT) TO PIPTIME.
056420,000875: 
056421,000876:                                                                                                  #  FINALLY TRKMKCNT IS ZEROED
056422,000877: 
056423,000878: 35,2000                                           SETLOC   INTINIT2                              
056424,000879: 35,2000                                           BANK                                           
056425,000880: 
056426,000881: 35,3675                                           COUNT*   $$/INTIN                              
056427,000882: 35,3675           43020        AVETOMID           STQ      BON                                   
056428,000883: 35,3676           02317                                    EGRESS                                
056429,000884: 35,3677           02716                                    RENDWFLG                              
056430,000885: 35,3700           73753                                    INT/W                                 #  W-MATRIX VALID, GO INTEGRATE IT
056431,000886: 35,3701           77614                           BON                                            
056432,000887: 35,3702           01711                                    ORBWFLAG                              
056433,000888: 35,3703           73753                                    INT/W                                 #  W-MATRIX VALID, GO INTEGRATE IT
056434,000889: 
056435,000890: 35,3704           45174        SETCOAST           AXT,2    CALL                                  #  NOW MOVE PROPERLY SCALED RN,VN AND
056436,000891: 35,3705           00002                                    2                                     #  PIPTIME TO INTEGRATION ERASABLES.
056437,000892: 35,3706           27442                                    INTSTALL                              
056438,000893: 35,3707           77014                           BON      AXT,2                                 
056439,000894: 35,3710           00315                                    AMOONFLG                              
056440,000895: 35,3711           73713                                    +2                                    
056441,000896: 35,3712           00000                                    0                                     
056442,000897: 35,3713           53775                           VLOAD    VSR*                                  
056443,000898: 35,3714           01171                                    RN                                    
056444,000899: 35,3715           57176                                    0,2                                   
056445,000900: 35,3716           01503                           STORE    RRECT                                 
056446,000901: 35,3717           15535                           STODL    RCV                                   
056447,000902: 35,3720           01205                                    PIPTIME                               
056448,000903: 35,3721           25517                           STOVL    TET                                   
056449,000904: 35,3722           01177                                    VN                                    
056450,000905: 35,3723           45057                           VSR*     CALL                                  
056451,000906: 35,3724           57176                                    0,2                                   
056452,000907: 35,3725           23435                                    MINIRECT                              #  FINISH SETTING UP STATE VECTOR
056453,000908: 35,3726           66234                           RTB      SSP                                   
056454,000909: 35,3727           26720                                    MOVATHIS                              #  PUT TEMP STATE VECTOR INTO PERMANENT
056455,000910: 35,3730           01127                                    TRKMKCNT                              
056456,000911: 35,3731           00000                                    0                                     
056457,000912: 35,3732           43014                           SET      BON                                   
056458,000913: 35,3733           04063                                    CMOONFLG                              

Page 1328

056460,000915: 35,3734           00315                                    AMOONFLG                              
056461,000916: 35,3735           73740                                    +3                                    
056462,000917: 35,3736           77614                           CLEAR                                          
056463,000918: 35,3737           04263                                    CMOONFLG                              
056464,000919: 
056465,000920: 35,3740           71214                           BON      DLOAD                                 #  NOW DO LM
056466,000921: 35,3741           04307                                    SURFFLAG                              
056467,000922: 35,3742           75751                                    FAZAB5                                #  NO COASTING LM
056468,000923: 35,3743           01205                                    PIPTIME                               
056469,000924: 35,3744           34041                           STCALL   TDEC1                                 
056470,000925: 35,3745           26670                                    SETIFLGS                              
056471,000926: 35,3746           45014                           CLEAR    CALL                                  
056472,000927: 35,3747           01674                                    VINTFLAG                              
056473,000928: 35,3750           27162                                    INTEGRV                               
056474,000929: 35,3751           77650                           GOTO                                           
056475,000930: 35,3752           02317                                    EGRESS                                
056476,000931: 35,3753           45145        INT/W              DLOAD    CALL                                  
056477,000932: 35,3754           01205                                    PIPTIME                               #  INTEGRATE W THRU BURN
056478,000933: 35,3755           27442                                    INTSTALL                              
056479,000934: 35,3756           43014                           SET      SET                                   
056480,000935: 35,3757           01476                                    DIM0FLAG                              #  DO W-MATRIX
056481,000936: 35,3760           04476                                    AVEMIDSW                              #  SO WONT CLOBBER RN,VN,PIPTIME
056482,000937: 35,3761           43014                           CLEAR    SET                                   
056483,000938: 35,3762           01675                                    D6OR9FLG                              
056484,000939: 35,3763           01474                                    VINTFLAG                              
056485,000940: 35,3764           34041                           STCALL   TDEC1                                 
056486,000941: 35,3765           27162                                    INTEGRV                               
056487,000942: 35,3766           77650                           GOTO                                           
056488,000943: 35,3767           73704                                    SETCOAST                              
056489,000944: 

Page 1329

056491,000946:                                                                                                  #  MIDTOAV1
056492,000947: 
056493,000948:                                                                                                  #  THIS ROUTINE INTEGRATES (PRECISION) TO THE TIME SPECIFIED IN TDEC1.
056494,000949:                                                                                                  #  IF, AT THE END OF AN INTEGRATION TIME STEP, CURRENT TIME PLUS A DELTA
056495,000950:                                                                                                  #  TIME (SEE TIMEDELT.....BASED ON THE COMPUTATUON TIME FOR ONE TIME STEP)
056496,000951:                                                                                                  #  IS GREATER THAN THE DESIRED TIME, ALARM 1703 IS SET AND THE INTEGRATION
056497,000952:                                                                                                  #  IS DONE AS IT IS FOR MIDTOAV2.
056498,000953:                                                                                                  #  RETURN IS IN BASIC TO THE RETURN ADDRESS PLUS ONE.
056499,000954: 
056500,000955:                                                                                                  #  IF THE INTEGRATION IS FINISHED TO THE DESIRED TIME, RETURN IS IN BASIC
056501,000956:                                                                                                  #  TO THE RETURN ADDRESS
056502,000957: 
056503,000958:                                                                                                  #  IN EITHER CASE, BEFORE RETURNING, THE EXTRAPOLATED STATE VECTOR IS TRAN
056504,000959:                                                                                                  #  FERRED FROM R,VATT TO R,VN1-PIPTIME1 IS SET TO THE FINISHING INTEGRA-
056505,000960:                                                                                                  #  TION TIME AND MPAC IS SET TO THE DELTA TIME---
056506,000961:                                                                                                  #                                    TAT MINUS CURRENT TIME.
056507,000962: 
056508,000963:                                                                                                  #  MIDTOAV2
056509,000964: 
056510,000965:                                                                                                  #  THIS ROUTINE INTEGRATES THE CSM STATE VECTOR TO CURRENT TIME PLUS
056511,000966:                                                                                                  #  INCREMENTS OF TIMEDELT SUCH THAT THE DIFFERENCE BETWEEN CURRENT TIME
056512,000967:                                                                                                  #  AND THE STATE VECTOR TIME AT THE END OF THE LAST STEP IS AT LEAST 5.6
056513,000968:                                                                                                  #  SECS.
056514,000969:                                                                                                  #  NO INPUTS ARE REQUIRED OF THE CALLER.  RETURN IS IN BASIC TO THE RETURN
056515,000970:                                                                                                  #  ADDRESS WITH THE ABOVE TRANSFERS TO R,VN1-PIPTIME1-AND MPAC DONE
056516,000971: 
056517,000972: 13,2000                                           SETLOC   INTINIT                               
056518,000973: 13,2000                                           BANK                                           
056519,000974: 13,3543     1127                                  EBANK=   IRETURN1                              
056520,000975: 13,3543           45020        MIDTOAV2           STQ      CALL                                  
056521,000976: 13,3544           01127                                    IRETURN1                              
056522,000977: 13,3545           27442                                    INTSTALL                              
056523,000978: 13,3546           43145                           DLOAD    CLEAR                                 
056524,000979: 13,3547           27711                                    TIMEDELT                              
056525,000980: 13,3550           04674                                    MID1FLAG                              
056526,000981: 13,3551           37732                           STCALL   T-TO-ADD                              
056527,000982: 13,3552           27567                                    ENTMID2                               
056528,000983: 
056529,000984: 13,3553           45020        MIDTOAV1           STQ      CALL                                  
056530,000985: 13,3554           01127                                    IRETURN1                              
056531,000986: 13,3555           27442                                    INTSTALL                              
056532,000987: 13,3556           47014                           SET      RTB                                   
056533,000988: 13,3557           04474                                    MID1FLAG                              
056534,000989: 13,3560           45510                                    LOADTIME                              
056535,000990: 13,3561           44215                           DAD      BDSU                                  #  INITIAL CHECK, IS TDEC1 IN THE FUTURE.
056536,000991: 13,3562           27711                                    TIMEDELT                              
056537,000992: 13,3563           00041                                    TDEC1                                 
056538,000993: 13,3564           45044                           BPL      CALL                                  
056539,000994: 13,3565           27573                                    ENTMID1                               

Page 1330

056541,000996: 13,3566           27674                                    NOTIME                                #  NO SET ALARM.SWITCH TO MIDTOAV2
056542,000997: 
056543,000998: 13,3567           43234        ENTMID2            RTB      DAD                                   
056544,000999: 13,3570           45510                                    LOADTIME                              
056545,001000: 13,3571           03732                                    T-TO-ADD                              
056546,001001: 13,3572           00041                           STORE    TDEC1                                 
056547,001002: 
056548,001003: 13,3573           45014        ENTMID1            CLEAR    CALL                                  
056549,001004: 13,3574           01676                                    DIM0FLAG                              #  NO W-MATRIX
056550,001005: 13,3575           26034                                    THISVINT                              
056551,001006: 13,3576           43014                           CLEAR    SET                                   
056552,001007: 13,3577           01673                                    INTYPFLG                              
056553,001008: 13,3600           04475                                    MIDAVFLG                              #  LET INTEG. KNOW THE CALL IS FOR MIDTOAV.
056554,001009: 13,3601           77624                           CALL                                           
056555,001010: 13,3602           27162                                    INTEGRV                               #  GO INTEGRATE
056556,001011: 13,3603           66134                           SXA,2    SXA,1                                 
056557,001012: 13,3604           03746                                    RTX2                                  
056558,001013: 13,3605           03745                                    RTX1                                  
056559,001014: 13,3606           67214                           CLEAR    SLOAD                                 
056560,001015: 13,3607           00275                                    AMOONFLG                              
056561,001016: 13,3610           03747                                    RTX2                                  
056562,001017: 13,3611           43054                           BZE      SET                                   
056563,001018: 13,3612           27614                                    +2                                    
056564,001019: 13,3613           00075                                    AMOONFLG                              
056565,001020: 13,3614           77775                           VLOAD                                          
056566,001021: 13,3615           00001                                    RATT                                  
056567,001022: 13,3616           25232                           STOVL    RN1                                   
056568,001023: 13,3617           00007                                    VATT                                  
056569,001024: 13,3620           15240                           STODL    VN1                                   
056570,001025: 13,3621           00015                                    TAT                                   
056571,001026: 13,3622           01246                           STORE    PIPTIME1                              
056572,001027: 13,3623           77776                           EXIT                                           
056573,001028: 
056574,001029: 13,3624           00004                           INHINT                                         
056575,001030: 13,3625           00006                           EXTEND                                         
056576,001031: 13,3626           40025                           DCS      TIME2                                 
056577,001032: 13,3627           20155                           DAS      MPAC                                  
056578,001033: 13,3630           07226                           TC       TPAGREE                               
056579,001034: 
056580,001035: 13,3631           31127                           CA       IRETURN1                              
056581,001036: 13,3632           04704                           TC       BANKJUMP                              
056582,001037: 13,3633           47014        CKMID2             BOF      RTB                                   
056583,001038: 13,3634           04754                                    MID1FLAG                              
056584,001039: 13,3635           27652                                    MID2                                  
056585,001040: 13,3636           45510                                    LOADTIME                              
056586,001041: 13,3637           44215                           DAD      BDSU                                  
056587,001042: 13,3640           27711                                    TIMEDELT                              
056588,001043: 13,3641           01101                                    TDEC                                  
056589,001044: 13,3642           45044                           BPL      CALL                                  
056590,001045: 13,3643           27305                                    TESTLOOP                              #  YES

Page 1331

056592,001047: 13,3644           27674                                    NOTIME                                
056593,001048: 
056594,001049: 13,3645           43234        TIMEINC            RTB      DAD                                   
056595,001050: 13,3646           45510                                    LOADTIME                              
056596,001051: 13,3647           03732                                    T-TO-ADD                              
056597,001052: 13,3650           35101                           STCALL   TDEC                                  
056598,001053: 13,3651           27305                                    TESTLOOP                              
056599,001054: 
056600,001055: 13,3652           45345        MID2               DLOAD    DSU                                   
056601,001056: 13,3653           01101                                    TDEC                                  
056602,001057: 13,3654           01517                                    TET                                   
056603,001058: 13,3655           45246                           ABS      DSU                                   
056604,001059: 13,3656           27707                                    3CSECS                                
056605,001060: 13,3657           77644                           BPL                                            
056606,001061: 13,3660           27645                                    TIMEINC                               
056607,001062: 
056608,001063: 13,3661           44234                           RTB      BDSU                                  #  SEE IF 5.6 SECS. AVAILABLE TO CALLER.
056609,001064: 13,3662           45510                                    LOADTIME                              
056610,001065: 13,3663           01517                                    TET                                   
056611,001066: 13,3664           51025                           DSU      BPL                                   
056612,001067: 13,3665           27713                                    5.6SECS                               
056613,001068: 13,3666           27176                                    A-PCHK                                #  YES,GET OUT.
056614,001069: 
056615,001070: 13,3667           43345                           DLOAD    DAD                                   #  NO,ADD TIMEDELT TO T-TO-ADD AND TRY
056616,001071: 13,3670           03732                                    T-TO-ADD                              #  AGAIN.
056617,001072: 13,3671           27711                                    TIMEDELT                              
056618,001073: 13,3672           37732                           STCALL   T-TO-ADD                              
056619,001074: 13,3673           27645                                    TIMEINC                               
056620,001075: 13,3674           77414        NOTIME             CLEAR    EXIT                                  #  TOO LATE
056621,001076: 13,3675           04674                                    MID1FLAG                              
056622,001077: 13,3676           25127                           INCR     IRETURN1                              #  SET ERROR EXIT (CALLOC +2)
056623,001078: 13,3677           05650                           TC       ALARM                                 #  INSUFFICIENT TIME FOR INTEGRATION --
056624,001079: 13,3700           01703                           OCT      1703                                  #        TIG WILL BE SLIPPED...
056625,001080: 13,3701           06006                           TC       INTPRET                               
056626,001081: 13,3702           77745                           DLOAD                                          
056627,001082: 13,3703           27711                                    TIMEDELT                              
056628,001083: 13,3704           03732                           STORE    T-TO-ADD                              
056629,001084: 13,3705           77616                           RVQ                                            
056630,001085: 
056631,001086: 13,3706           00000 00003  3CSECS             2DEC     3          B-28                       
056632,001087: 
056633,001088: 13,3710           00000 02342  TIMEDELT           2DEC     1250       B-28                       
056634,001089: 
056635,001090: 13,3712           00000 01060  5.6SECS            2DEC     560        B-28                       
056636,001091: 
056637,001092: 27,2671                                           BANK     27                                    
056638,001093: 27,2000                                           SETLOC   UPDATE2                               
056639,001094: 27,2000                                           BANK                                           
056640,001095: 27,2671     0330                                  EBANK=   INTWAKUQ                              
056641,001096: 

Page 1332

056643,001098: 27,2671                                           COUNT*   $$/INTIN                              
056644,001099: 
056645,001100: 27,2671     0330               INTWAKUQ           =        INTWAK1Q                              #  TEMPORARY UNTIL NAME OF INTWAK1Q IS CHNG
056646,001101: 
056647,001102: 27,2671           00003        INTWAKEU           RELINT                                         
056648,001103: 27,2672           00006                           EXTEND                                         
056649,001104: 27,2673           22330                           QXCH     INTWAKUQ                              #  SAVE Q FOR RETURN
056650,001105: 
056651,001106: 27,2674           06006                           TC       INTPRET                               
056652,001107: 
056653,001108: 27,2675           53135                           SLOAD    BZE                                   #  IS THIS A CSM/LEM STATE VECTOR UPDATE
056654,001109: 27,2676           01502                                    UPSVFLAG                              #  REQUEST.  IF NOT GO TO INTWAKUP.
056655,001110: 27,2677           56736                                    INTWAKUP                              
056656,001111: 
056657,001112: 27,2700           77775                           VLOAD                                          #  MOVE RRECT(6) AND VRECT(6) INTO
056658,001113: 27,2701           01503                                    RRECT                                 #        RCV(6) AND VCV(6) RESPECTIVELY.
056659,001114: 27,2702           25535                           STOVL    RCV                                   
056660,001115: 27,2703           01511                                    VRECT                                 #  NOW GO TO 'RECTIFY +13D' TO
056661,001116: 27,2704           77624                           CALL                                           #  STORE VRECT INTO VCV AND ZERO OUT
056662,001117: 27,2705           23436                                    RECTIFY    +13D                       #  TDELTAV(6),TNUV(6),TC(2) AND XKEP(2)
056663,001118: 27,2706           51535                           SLOAD    ABS                                   #  COMPARE ABSOLUTE VALUE OF 'UPSVFLAG'
056664,001119: 27,2707           01502                                    UPSVFLAG                              #  TO 'UPDATE MOON STATE VECTOR CODE'
056665,001120: 27,2710           53025                           DSU      BZE                                   #  TO DETERMINE WHETHER THE STATE VECTOR TO
056666,001121: 27,2711           16747                                    UPMNSVCD                              #  BE UPDATED IS IN THE EARTH OR LUNAR
056667,001122: 27,2712           56717                                    INTWAKEM                              #  SPHERE OF INFLUENCE.........
056668,001123: 27,2713           43174                           AXT,2    CLRGO                                 #  EARTH SPHERE OF INFLUENCE.
056669,001124: 27,2714           00000                           DEC      0          B-14                       
056670,001125: 27,2715           00223                                    MOONFLAG                              
056671,001126: 27,2716           56722                                    INTWAKEC                              
056672,001127: 27,2717           43174        INTWAKEM           AXT,2    SET                                   #  LUNAR SPHERE OF INFLUENCE.
056673,001128: 27,2720           00002                           DEC      2          B-14                       
056674,001129: 27,2721           00063                                    MOONFLAG                              
056675,001130: 27,2722           50135        INTWAKEC           SLOAD    BMN                                   #  COMMON CODING AFTER X2 INITIALIZED AND
056676,001131:                                                                                                  #  MOONFLAG SET (OR CLEARED).
056677,001132: 27,2723           01502                                    UPSVFLAG                              #  IS THIS A REQUEST FOR A LEM OR CSM
056678,001133: 27,2724           56732                                    INTWAKLM                              #        STATE VECTOR UPDATE......
056679,001134: 27,2725           77624                           CALL                                           #  UPDATE CSM STATE VECTOR
056680,001135: 27,2726           26705                                    ATOPCSM                               
056681,001136: 
056682,001137: 27,2727           52014                           CLEAR    GOTO                                  
056683,001138: 27,2730           01671                                    ORBWFLAG                              
056684,001139: 27,2731           56734                                    INTWAKEX                              
056685,001140: 
056686,001141: 27,2732           77624        INTWAKLM           CALL                                           #  UPDATE LM STATE VECTOR
056687,001142: 27,2733           26760                                    ATOPLEM                               
056688,001143: 
056689,001144: 27,2734           77614        INTWAKEX           CLEAR                                          
056690,001145: 27,2735           02676                                    RENDWFLG                              
056691,001146: 
056692,001147: 27,2736           45131        INTWAKUP           SSP      CALL                                  #  REMOVE :UPDATE STATE VECTOR INDICATOR:

Page 1333

056694,001149: 27,2737           01502                                    UPSVFLAG                              
056695,001150: 27,2740           00000                                    0                                     
056696,001151: 27,2741           27455                                    INTWAKE0                              #  RELEASE :GRAB: OF ORBIT INTEG
056697,001152: 27,2742           77776                           EXIT                                           
056698,001153: 
056699,001154: 27,2743           05412                           TC       PHASCHNG                              
056700,001155: 27,2744           04026                           OCT      04026                                 
056701,001156: 27,2745           00330                           TC       INTWAKUQ                              
056702,001157: 
056703,001158: 27,2746           00002        UPMNSVCD           OCT      2                                     
056704,001159: 27,2747           00000                           OCT      0                                     
056705,001160: 
056706,001161: 27,2750           77420        GRP2PC             STQ      EXIT                                  
056707,001162: 27,2751           03536                                    GRP2SVQ                               
056708,001163: 27,2752           05412                           TC       PHASCHNG                              
056709,001164: 27,2753           04022                           OCT      04022                                 
056710,001165: 27,2754           06006                           TC       INTPRET                               
056711,001166: 27,2755           77650                           GOTO                                           
056712,001167: 27,2756           03536                                    GRP2SVQ                               
056713,001168: 
056714,001169: 
056715,001170: 

End of include-file INTEGRATION_INITIALIZATION.agc.  Parent file is MAIN.agc