Source Code

020076,000001: # Copyright: Public domain. 020077,000002: # Filename: P34-35_P74-75.agc 020078,000003: # Purpose: Part of the source code for Comanche, build 055. It 020079,000004: # is part of the source code for the Command Module's 020080,000005: # (CM) Apollo Guidance Computer (AGC), Apollo 11. 020081,000006: # Assembler: yaYUL 020082,000007: # Reference: pp. 460-504 020083,000008: # Contact: Onno Hommes <ohommes@cmu.edu> 020084,000009: # Website: http://www.ibiblio.org/apollo. 020085,000010: # Mod history: 2009-05-10 OH Batch 2 Assignment Comanche Transcription 020086,000011: # 2009-05-23 RSB In DISPLAYE, corrected a CADR GOFLASHR 020087,000012: # to CADR GOFLASH. 020088,000013: 020089,000014: # The contents of the "Comanche055" files, in general, are transcribed 020090,000015: # from scanned documents. 020091,000016: 020092,000017: # Assemble revision 055 of AGC program Comanche by NASA 020093,000018: # 2021113-051. April 1, 1969. 020094,000019: 020095,000020: # This AGC program shall also be referred to as Colossus 2A 020096,000021: 020097,000022: # Prepared by 020098,000023: # Massachussets Institute of Technology 020099,000024: # 75 Cambridge Parkway 020100,000025: # Cambridge, Massachusetts 020101,000026: 020102,000027: # under NASA contract NAS 9-4065. 020103,000028: 020104,000029: # Refer directly to the online document mentioned above for further 020105,000030: # information. Please report any errors to info@sandroid.org. 020106,000031: 020107,000032: 020108,000033: # Page 460 020109,000034: # TRANSFER PHASE INITITIATION (TPI) PROGRAMS (P34 AND P74) 020110,000035: # MOD NO -1 LOG SECTION -- P32-P35, P72-P75 020111,000036: # MOD BY WHITE, P. DATE: 1 JUNE 67 020112,000037: 020113,000038: # PURPOSE 020114,000039: # (1) TO CALCULATE THE REQUIRED DELTA V AND OTHER INITIAL CONDITIONS 020115,000040: # REQUIRED BY THE ACTIVE VEHICLE FOR EXECUTION OF THE TRANSFER 020116,000041: # PHASE INITITATION (TPI) MANEUVER, GIVEN -- 020117,000042: # (A) TIME OF IGNITION TIG (TPI) OR THE ELEVATION ANGLE (E) OF 020118,000043: # THE ACTIVE/PASSIVE VEHICLE LOS AT TIG (TPI). 020119,000044: # (B) CENTRAL ANGLE OF TRANSFER (CENTANG) FROM TIG (TPI) TO 020120,000045: # INTERCEPT TIME (TIG (TPF)). 020121,000046: # (2) TO CALCULATE TIG (TPI) GIVEN E OR E GIVEN TIG (TPI). 020122,000047: # (3) TO CALCULATE THESE PARAMETERS BASED UPON MANEUVER DATA 020123,000048: # APPROVED AND KEYED INTO THE DSKY BY THE ASTRONAUT. 020124,000049: # (4) TO DISPLAY TO THE ASTRONAUT AND THE GROUND CERTAIN DEPENDENT 020125,000050: # VARIABLES ASSOCIATED WITH THE MANEUVER FOR APPROVAL BY THE 020126,000051: # ASTRONAUT/GROUND. 020127,000052: # (5) TO STORE THE TPI TARGET PARAMETERS FOR USE BY THE DESIRED 020128,000053: # THRUSTING PROGRAM. 020129,000054: 020130,000055: # ASSUMPTIONS 020131,000056: # (1) LM ONLY -- THIS PROGRAM IS BASED UPON PREVIOUS COMPLETION OF 020132,000057: # THE CONSTANT DELTA ALTITUDE (CDH) PROGRAM (P33/P73). 020133,000058: # THEREFORE -- 020134,000059: # (A) AT A SELECTED TPI TIME (NOW IN STORAGE) THE LINE OF SIGHT 020135,000060: # BETWEEN THE ACTIVE AND PASSIVE VEHICLES WAS SELECTED TO BE 020136,000061: # A PRESCRIBED ANGLE (E) (NOW IN STORAGE) FROM THE 020137,000062: # HORIZONTAL PLANE DEFINED BY THE ACTIVE VEHICLE POSITION. 020138,000063: # (B) THE TIME BETWEEN CDH IGNITION AND TPI IGNITION WAS 020139,000064: # COMPUTED TO BE GREATER THAN 10 MINUTES. 020140,000065: # (C) THE VARIATION OF TEH ALTITUDE DIFFERENCE BETWEEN THE 020141,000066: # ORBITS WAS MINIMIZED. 020142,000067: # (D) THE PERICENTER ALTITUDES OF ORBITS FOLLOWING CSI AND 020143,000068: # CDH WERE COMPUTED TO BE GREATER THAN 35,000 FT FOR LUNAR 020144,000069: # Page 461 020145,000070: # ORBIT OR 85 NM FOR EARTH ORBIT. 020146,000071: # (E) THE CSI AND CDH MANEUVERS WERE ASSUMED TO BE PARALLEL TO 020147,000072: # THE PLANE OF THE PASSIVE VEHICLE ORBIT. HOWEVER, CREW 020148,000073: # MODIFICATION OF DELTA V (LV) COMPONENTS MAY HAVE RESULTED 020149,000074: # IN AN OUT-OF-PLANE MANEUVER. 020150,000075: # (2) STATE VECTOR UPDATED BY P27 ARE DISALLOWED DURING AUTOMATIC 020151,000076: # STATE VECTOR UPDATING INITIATED BY P20 (SEE ASSUMPTION (4)). 020152,000077: # (3) THIS PROGRAM MUST BE DONE OVER A TRACKING STATION FOR REAL 020153,000078: # TIME GROUND PARTICIPATION IN DATA INPUT AND OUTPUT. COMPUTED 020154,000079: # VARIABLES MAY BE STORED FOR LATER VERIFICATION BY THE GROUND. 020155,000080: # THESE STORAGE CAPABILITIES ARE LIMITED ONLY TO THE PARAMETERS 020156,000081: # FOR ONE THRUSTING MANEUVER AT A TIME EXCEPT FOR CONCENTRIC 020157,000082: # FLIGHT PLAN MANEUVER SEQUENCES. 020158,000083: # (4) THE RENDEZVOUS RADAR MAY OR MAY NOT BE USED TO UPDATE THE LM 020159,000084: # OR CSM STATE VECTORS FOR THIS PROGRAM. IF RADAR USE IS 020160,000085: # DESIRED THE RADAR WAS TURNED ON AND LOCKED ON THE CSM BY 020161,000086: # PREVIOUS SELECTION OF P20. RADAR SIGHTING MARKS WILL BE MADE 020162,000087: # AUTOMATICALLY APPROXIMATELY ONCE A MINUTE WHEN ENABLED BY THE 020163,000088: # TRACK AND UPDATE FLAGS (SEE P20). THE RENDEZVOUS TRACKING 020164,000089: # MARK COUNTER IS ZEROED BY TEH SELECTION OF P20 AND AFTER EACH 020165,000090: # THRUSTING MANEUVER. 020166,000091: # (5) THE ISS NEED NOT BE ON TO COMPLETE THIS PROGRAM. 020167,000092: # (6) THE OPERATION OF THE PROGRAM UTILIZES THE FOLLOWING FLAGS -- 020168,000093: 020169,000094: # ACTIVE VEHICLE FLAG -- DESIGNATES THE VEHICLE WHICH IS 020170,000095: # DOING RENDEZVOUS THRUSTING MANEUVERS TO THE PROGRAM WHICH 020171,000096: # CALCULATES THE MANEUVER PARAMETERS. SET AT THE START OF 020172,000097: # EACH RENDEZVOUS PRE-THRUSTING PROGRAM. 020173,000098: 020174,000099: # FINAL FLAG -- SELECTS FINAL PROGRAM DISPLAYS AFTER CREW HAS 020175,000100: # SELECTED THE FINAL MANEUVER COMPUTATION CYCLE. 020176,000101: 020177,000102: # EXTERNAL DELTA V FLAG -- DESIGNATES THE TYPE OF STEERING 020178,000103: # REQUIRED FOR EXECUTION OF THIS MANEUVER BY THE THRUSTING 020179,000104: # PROGRAM SELECTED AFTER COMPLETION OF THIS PROGRAM. 020180,000105: 020181,000106: # (7) ONCE THE PARAMETERS REQUIRED FOR COMPUTATION OF THE MANEUVER 020182,000107: # HAVE BEEN COMPLETELY SPECIFIED, TEH VALUE OF THE ACTIVE 020183,000108: # VEHICLE CENTRAL ANGLE OF TRANSFER IS COMPUTED AND STORED. 020184,000109: # THIS NUMBER WILL BE AVAILABLE FOR DISPLAY TO THE ASTRONAUT 020185,000110: # THROUGH THE USE OF V06N52. 020186,000111: 020187,000112: # THE ASTRONAUT WILL CALL THIS DISPLAY TO VERIFY THAT THE 020188,000113: # CENTRAL ANGLE OF TRANSFER OF THE ACTIVE VEHICLE IS NOT WITHIN 020189,000114: # Page 462 020190,000115: # 170 TO 190 DEGREES. IF THE ANGLE IS WITHIN THIS ZONE THE 020191,000116: # ASTRONAUT SHOULD REASSES THE INPUT TARGETING PARAMETERS BASED 020192,000117: # UPON DELTA V AND EXPECTED MANEUVER TIME. 020193,000118: # (8) THIS PROGRAM IS SELECTED BY THE ASTRONAUT BY DSKY ENTRY -- 020194,000119: 020195,000120: # P34 IF THIS VEHICLE IS ACTIVE VEHICLE. 020196,000121: 020197,000122: # P74 IF THIS VEHICLE IS PASSIVE VEHICLE. 020198,000123: 020199,000124: # INPUT 020200,000125: # (1) TTPI TIME OF THE TPI MANEUVER. 020201,000126: # (2) ELEV DESIRED LOS ANGLE AT TPI 020202,000127: # (3) CENTANG ORBITAL CENTRAL ANGLE OF THE PASSIVE VEHICLE DURING 020203,000128: # TRANSFER FROM TPI TO TIME OF INTERCEPT 020204,000129: 020205,000130: # OUTPUT 020206,000131: # (1) TRKMKCNT NUMBER OF MARKS 020207,000132: # (2) TTOGO TIME TO GO 020208,000133: # (3) +MGA MIDDLE GIMBAL ANGLE 020209,000134: # (4) TTPI COMPUTED TIME OF TPI MANEUVER 020210,000135: # OR 020211,000136: # ELEV COMPUTED LOS ANGLE AT TPI 020212,000137: # (5) POSTTPI PERIGEE ALTITUDE AFTER THE TPI MANEUVER 020213,000138: # (6) DELVTPI MAGNITUDE OF DELTA V AT TPI 020214,000139: # (7) DELVTPF MAGNITUDE OF DELTA V AT INTERCEPT 020215,000140: # (8) DVLOS DELTA VELOCITY AT TPI -- LINE OF SIGHT 020216,000141: # (9) DELVLVC DELTA VELOCITY AT TPI -- LOCAL VERTICAL COORDINATES 020217,000142: 020218,000143: # DOWNLINK 020219,000144: # (1) TTPI TIME OF TPI MANEUVER 020220,000145: # (2) TIG TIME OF TPI MANEUVER 020221,000146: # (3) ELEV DESIRED LOS ANGLE AT TPI 020222,000147: # (4) CENTANG ORBITAL CENTRAL ANGLE OF THE PASSIVE VEHICLE DURING 020223,000148: # TRANSFER FROM TPI TO TIME OF INTERCEPT 020224,000149: # (5) DELVEET3 DELTA VELOCITY AT TPI -- REFERENCE COORDINATES 020225,000150: # (6) TPASS4 TIME OF INTERCEPT 020226,000151: 020227,000152: # COMMUNICATION TO THRUSTING PROGRAMS 020228,000153: # (1) TIG TIME OF THE TPI MANEUVER 020229,000154: # (2) RTARG OFFSET TARGET POSITION 020230,000155: # (3) TPASS4 TIME OF INTERCEPT 020231,000156: # (4) XDELVFLG RESET TO INDICATE LAMBERT (AIMPOINT) VG COMPUTATION 020232,000157: 020233,000158: # SUBROUTINES USED 020234,000159: # AVFLAGA 020235,000160: # Page 463 020236,000161: # AVFLAGP 020237,000162: # VNP00H 020238,000163: # DISPLAYE 020239,000164: # SELECTMU 020240,000165: # PRECSET 020241,000166: # S33/34.1 020242,000167: # ALARM 020243,000168: # BANKCALL 020244,000169: # GOFLASH 020245,000170: # GOTOP00H 020246,000171: # TIMETHET 020247,000172: # S34/35.2 020248,000173: # PERIAPO1 020249,000174: # SHIFTR1 020250,000175: # S34/35.5 020251,000176: # VN1645 020252,000177: 020253,000178: 35,2000 SETLOC CSI/CDH 020254,000179: 35,2000 BANK 020255,000180: 35,2000 E4,1770 EBANK= SUBEXIT 020256,000181: 35,2000 COUNT 35/P3474 020257,000182: 020258,000183: 35,2000 04627 P34 TC AVFLAGA 020259,000184: 35,2001 02003 TC P34/P74A 020260,000185: 35,2002 04642 P74 TC AVFLAGP 020261,000186: 35,2003 04647 P34/P74A TC P20FLGON # SET UPDATFLG, TRACKFLG 020262,000187: 35,2004 34614 CAF V06N37 # TTPI 020263,000188: 35,2005 04575 TC VNP00H # Onno: The scans look like O not zero 020264,000189: 35,2006 06006 TC INTPRET 020265,000190: 35,2007 77531 SSP EXIT 020266,000191: 35,2010 03766 NN 020267,000192: 35,2011 00000 0 020268,000193: 35,2012 03070 TC DISPLAYE # ELEV AND CENTANG 020269,000194: 35,2013 06006 TC INTPRET 020270,000195: 35,2014 71214 CLEAR DLOAD 020271,000196: 35,2015 01270 ETPIFLAG 020272,000197: 35,2016 03663 TTPI 020273,000198: 35,2017 17413 STODL TIG 020274,000199: 35,2020 03744 ELEV 020275,000200: 35,2021 43054 BZE SET 020276,000201: 35,2022 72024 P34/P74B 020277,000202: 35,2023 01070 ETPIFLAG 020278,000203: 35,2024 77624 P34/P74B CALL 020279,000204: 35,2025 10712 SELECTMU 020280,000205: 35,2026 DELELO EQUALS 26D 020281,000206: 35,2026 43145 P34/P74C DLOAD SET 020282,000207: 35,2027 15335 ZEROVECS 020283,000208: 35,2030 03461 ITSWICH 020284,000209: 35,2031 43014 BON CLEAR 020285,000210: 35,2032 01310 ETPIFLAG 020286,000211: # Page 464 020287,000212: 35,2033 72035 SWCHSET 020288,000213: 35,2034 03661 ITSWICH 020289,000214: 35,2035 02364 SWCHSET STORE NOMTPI 020290,000215: 35,2036 43345 INTLOOP DLOAD DAD 020291,000216: 35,2037 03663 TTPI 020292,000217: 35,2040 02364 NOMTPI 020293,000218: 35,2041 34041 STCALL TDEC1 020294,000219: 35,2042 45215 PRECSET 020295,000220: 35,2043 77624 CALL 020296,000221: 35,2044 72216 S33/34.1 020297,000222: 35,2045 77454 BZE EXIT 020298,000223: 35,2046 72057 SWCHCLR 020299,000224: 35,2047 05650 TC ALARM 020300,000225: 35,2050 00611 OCT 611 020301,000226: 35,2051 35050 CAF V05N09 020302,000227: 35,2052 04662 TC BANKCALL 020303,000228: 35,2053 20720 CADR GOFLASH 020304,000229: 35,2054 04106 TC GOTOP00H 020305,000230: 35,2055 02003 TC P34/P74A # PROCEED 020306,000231: 35,2056 02047 TC -7 # V32 020307,000232: 020308,000233: 35,2057 43014 SWCHCLR BONCLR BON 020309,000234: 35,2060 03601 ITSWICH 020310,000235: 35,2061 72036 INTLOOP 020311,000236: 35,2062 01310 ETPIFLAG 020312,000237: 35,2063 72067 P34/P74D # DISPLAY TTPI 020313,000238: 35,2064 77776 EXIT 020314,000239: 35,2065 03070 TC DISPLAYE # DISPLAY ELEV AND CENTANG 020315,000240: 35,2066 02072 TC P34/P74E 020316,000241: 35,2067 77776 P34/P74D EXIT 020317,000242: 35,2070 34614 CAF V06N37 # TTPI 020318,000243: 35,2071 04575 TC VNP00H 020319,000244: 35,2072 06006 P34/P74E TC INTPRET 020320,000245: 35,2073 71201 SETPD DLOAD 020321,000246: 35,2074 00001 0D 020322,000247: 35,2075 03746 RTX1 020323,000248: 35,2076 14047 STODL X1 020324,000249: 35,2077 03754 CENTANG 020325,000250: 35,2100 71406 PUSH COS 020326,000251: 35,2101 16734 STODL CSTH 020327,000252: 35,2102 77756 SIN 020328,000253: 35,2103 26732 STOVL SNTH 020329,000254: 35,2104 03554 RPASS3 020330,000255: 35,2105 77657 VSR* 020331,000256: 35,2106 57176 0,2 020332,000257: 35,2107 26657 STOVL RVEC 020333,000258: 35,2110 03562 VPASS3 020334,000259: 35,2111 43057 VSR* SET 020335,000260: 35,2112 57176 0,2 020336,000261: 35,2113 03466 RVSW 020337,000262: # Page 465 020338,000263: 35,2114 36746 STCALL VVEC 020339,000264: 35,2115 24744 TIMETHET 020340,000265: 35,2116 77745 DLOAD 020341,000266: 35,2117 03663 TTPI 020342,000267: 35,2120 03503 STORE INTIME # FOR INITVEL 020343,000268: 35,2121 77615 DAD 020344,000269: 35,2122 00037 T # RENDEZVOUS TIME 020345,000270: 35,2123 37656 STCALL TPASS4 # FOR INITVEL 020346,000271: 35,2124 72526 S34/35.2 020347,000272: 35,2125 51575 VLOAD ABVAL 020348,000273: 35,2126 03646 DELVEET3 020349,000274: 35,2127 26635 STOVL DELVTPI 020350,000275: 35,2130 03640 VPASS4 020351,000276: 35,2131 51451 VSU ABVAL 020352,000277: 35,2132 03620 VTPRIME 020353,000278: 35,2133 26637 STOVL DELVTPF 020354,000279: 35,2134 03540 RACT3 020355,000280: 35,2135 45115 PDVL CALL 020356,000281: 35,2136 03612 VIPRIME 020357,000282: 35,2137 45153 PERIAPO1 020358,000283: 35,2140 77624 CALL 020359,000284: 35,2141 45263 SHIFTR1 020360,000285: 35,2142 16641 STODL POSTTPI 020361,000286: 35,2143 03663 TTPI 020362,000287: 35,2144 03413 STORE TIG 020363,000288: 35,2145 77776 EXIT 020364,000289: 35,2146 34616 CAF V06N58 020365,000290: 35,2147 04575 TC VNP00H 020366,000291: 35,2150 06006 TC INTPRET 020367,000292: 35,2151 77624 CALL 020368,000293: 35,2152 72741 S34/35.5 020369,000294: 35,2153 77624 CALL 020370,000295: 35,2154 73002 VN1645 020371,000296: 35,2155 77650 GOTO 020372,000297: 35,2156 72026 P34/P74C 020373,000298: 020374,000299: # Page 466 020375,000300: # RENDEZVOUS MID-COURSE MANEUVER PROGRAMS (P35 AND P75) 020376,000301: # MOD NO -1 LOG SECTION -- P32-P35, P72-P75 020377,000302: # MOD BY WHITE, P. DATE: 1 JUNE 67 020378,000303: 020379,000304: # PURPOSE 020380,000305: # (1) TO CALCULATE THE REQUIRED DELTA V AND OTHER INITIAL CONDITIONS 020381,000306: # REQUIRED BY THE ACTIVE VEHICLE FOR EXECUTION OF THE NEXT 020382,000307: # MID-COURSE CORRECTION OF THE TRANSFER PHASE OF AN ACTIVE 020383,000308: # VEHICLE RENDEZVOUS. 020384,000309: # (2) TO DISPLAY TO THE ASTRONAUT AND THE GROUND CERTAIN DEPENDENT 020385,000310: # VARIABLES ASSOCIATED WITH THE MANEUVER FOR APPROVAL BY THE 020386,000311: # ASTRONAUT/GROUND. 020387,000312: # (3) TO STORE THE TPM TARGET PARAMETERS FOR USE BY THE DESIRED 020388,000313: # THRUSTING PROGRAM. 020389,000314: 020390,000315: # ASSUMPTIONS 020391,000316: # (1) THE ISS NEED NOT BE ON TO COMPLETE THIS PROGRAM. 020392,000317: # (2) STATE VECTOR UPDATES BY P27 ARE DISALLOWED DURING AUTOMATIC 020393,000318: # STATE VECTOR UPDATING INITIATED BY P20 (SEE ASSUMPTION (3)). 020394,000319: # (3) THE RENDEZVOUS RADAR IS ON AND IS LOCKED ON THE CSM. THIS WAS 020395,000320: # DONE DURING PREVIOUS SELECTION OF P20. RADAR SIGHTING MARKS 020396,000321: # WILL BE MADE AUTOMATICALLY APPROXIMATELY ONCE A MINUTE WHEN 020397,000322: # ENABLED BY THE TRACK AND UPDATE FLAGS (SEE P20). THE 020398,000323: # RENDEZVOUS TRACKING MARK COUNTER IS ZEROED BY THE SELECTION OF 020399,000324: # P20 AND AFTER EACH THRUSTING MANEUVER. 020400,000325: # (4) THE OPERATION OF THE PROGRAM UTILIZES THE FOLLOWING FLAGS -- 020401,000326: 020402,000327: # ACTIVE VEHICLE FLAG -- DESIGNATES THE VEHICLE WHICH IS 020403,000328: # DOING RENDEZVOUS THRUSTING MANEUVERS TO THE PROGRAM WHICH 020404,000329: # CALCULATES THE MANEUVER PARAMETERS. SET AT THE START OF 020405,000330: # EACH RENDEZVOUS PRE-THRUSTING PROGRAM. 020406,000331: 020407,000332: # FINAL FLAG -- SELECTS FINAL PROGRAM DISPLAYS AFTER CREW HAS 020408,000333: # SELECTED THE FINAL MANEUVER COMPUTATION CYCLE. 020409,000334: 020410,000335: # EXTERNAL DELTA V FLAG -- DESIGNATES THE TYPE OF STEERING 020411,000336: # REQUIRED FOR EXECUTION OF THIS MANEUVER BY THE THRUSTING 020412,000337: # PROGRAM SELECTED AFTER COMPLETION OF THIS PROGRAM. 020413,000338: 020414,000339: # (5) THE TIME OF INTERCEPT (T(INT)) WAS DEFINED BY PREVIOUS 020415,000340: # COMPLETION OF THE TRANSFER PHASE INITIATION (TPI) PROGRAM 020416,000341: # (P34/P74) AND IS PRESENTLY AVAILABLE IN STORAGE. 020417,000342: # Page 467 020418,000343: # (6) ONCE THE PARAMETERS REQUIRED FOR COMPUTATION OF THE MANEUVER 020419,000344: # HAVE BEEN COMPLETELY SPECIFIED, THE VALUE OF THE ACTIVE 020420,000345: # VEHICLE CENTRAL ANGLE OF TRANSFER IS COMPUTED AND STORED. 020421,000346: # THIS NUMBER WILL BE AVAILABLE FOR DISPLAY TO THE ASTRONAUT 020422,000347: # THROUGH THE USE OF V06N52 020423,000348: 020424,000349: # THE ASTRONAUT WILL CALL THIS DISPLAY TO VERIFY THAT THE 020425,000350: # CENTRAL ANGLE OF TRANSFER OF THE ACTIVE VEHICLE IS NOT WITHIN 020426,000351: # 170 TO 190 DEGREES. IF THE ANGLE IS WITHIN THIS ZONE THE 020427,000352: # ASTRONAUT SHOULD REASSESS THE INPUT TARGETING PARAMETERS BASED 020428,000353: # UPON DELTA V AND EXPECTED MANEUVER TIME. 020429,000354: # (7) THIS PROGRAM IS SELECTED BY THE ASTRONAUT BY DSKY ENTRY -- 020430,000355: 020431,000356: # P35 IF THIS VEHICLE IS ACTIVE VEHICLE. 020432,000357: 020433,000358: # P75 IF THIS VEHICLE IS PASSIVE VEHICLE. 020434,000359: 020435,000360: # INPUT 020436,000361: # (1) TPASS4 TIME OF INTERCEPT -- SAVED FROM P34/P74 020437,000362: 020438,000363: # OUTPUT 020439,000364: # (1) TRKMKCNT NUMBER OF MARKS 020440,000365: # (2) TTOGO TIME TO GO 020441,000366: # (3) +MGA MIDDLE GIMBAL ANGLE 020442,000367: # (4) DVLOS DELTA VELOCITY AT MID -- LINE OF SIGHT 020443,000368: # (5) DELVLVC DELTA VELOCITY AT MID -- LOCAL VERTICAL COORDINATES 020444,000369: 020445,000370: # DOWNLINK 020446,000371: # (1) TIG TIME OF THE TPM MANEUVER 020447,000372: # (2) DELVEET3 DELTA VELOCITY AT TPM -- REFERENCE COORDINATES 020448,000373: # (3) TPASS4 TIME OF INTERCEPT 020449,000374: 020450,000375: # COMMUNICATION TO THRUSTING PROGRAMS 020451,000376: # (1) TIG TIME OF THE TPM MANEUVER 020452,000377: # (2) RTARG OFFSET TARGET POSITION 020453,000378: # (3) TPASS4 TIME OF INTERCEPT 020454,000379: # (4) XDELVFLG RESET TO INDICATE LAMBERT (AIMPOINT) VG COMPUTATION. 020455,000380: 020456,000381: # SUBROUTINES USED 020457,000382: # AVFLAGA 020458,000383: # AVFLAGP 020459,000384: # LOADTIME 020460,000385: # SELECTMU 020461,000386: # PRECSET 020462,000387: # S34/35.1 020463,000388: # S34/35.2 020464,000389: # Page 468 020465,000390: # S34/35.5 020466,000391: # VN1645 020467,000392: 020468,000393: 35,2157 COUNT 35/P3575 020469,000394: 35,2157 E4,1763 EBANK= KT 020470,000395: 020471,000396: 35,2157 04627 P35 TC AVFLAGA 020472,000397: 35,2160 00006 EXTEND 020473,000398: 35,2161 31422 DCA ATIGINC 020474,000399: 35,2162 02166 TC P35/P75A 020475,000400: 35,2163 04642 P75 TC AVFLAGP 020476,000401: 35,2164 00006 EXTEND 020477,000402: 35,2165 31424 DCA PTIGINC 020478,000403: 35,2166 53764 P35/P75A DXCH KT 020479,000404: 35,2167 04647 TC P20FLGON # SET UPDATFLG, TRACKFLG 020480,000405: 35,2170 06006 TC INTPRET 020481,000406: 35,2171 77624 CALL 020482,000407: 35,2172 10712 SELECTMU 020483,000408: 35,2173 77634 P35/P75B RTB 020484,000409: 35,2174 45510 LOADTIME 020485,000410: 35,2175 03665 STORE TSTRT 020486,000411: 35,2176 77615 DAD 020487,000412: 35,2177 02364 KT 020488,000413: 35,2200 03413 STORE TIG 020489,000414: 35,2201 03503 STORE INTIME # FOR INITVEL 020490,000415: 35,2202 34041 STCALL TDEC1 020491,000416: 35,2203 45215 PRECSET # ADVANCE BOTH VEHICLES 020492,000417: 35,2204 77624 CALL 020493,000418: 35,2205 74000 S34/35.1 # GET NORM AND LOS FOR TRANSFORM 020494,000419: 35,2206 77624 CALL 020495,000420: 35,2207 72526 S34/35.2 # GET DELTA V(LV) 020496,000421: 35,2210 77624 CALL 020497,000422: 35,2211 72741 S34/35.5 020498,000423: 35,2212 77624 CALL 020499,000424: 35,2213 73002 VN1645 020500,000425: 35,2214 77650 GOTO 020501,000426: 35,2215 72173 P35/P75B 020502,000427: # Page 469 020503,000428: # ***** S33/34.1 ***** 020504,000429: 020505,000430: 35,2216 66220 S33/34.1 STQ SSP 020506,000431: 35,2217 01340 NORMEX 020507,000432: 35,2220 03665 TITER 020508,000433: 35,2221 40000 OCT 40000 020509,000434: 35,2222 40345 DLOAD SETPD 020510,000435: 35,2223 33111 MAX250 020511,000436: 35,2224 00001 0D 020512,000437: 35,2225 27454 STOVL SECMAX 020513,000438: 35,2226 03540 RACT3 020514,000439: 35,2227 27576 STOVL RAPREC 020515,000440: 35,2230 03546 VACT3 020516,000441: 35,2231 27570 STOVL VAPREC 020517,000442: 35,2232 03554 RPASS3 020518,000443: 35,2233 27620 STOVL RPPREC 020519,000444: 35,2234 03562 VPASS3 020520,000445: 35,2235 03612 STORE VPPREC 020521,000446: 35,2236 77624 ELCALC CALL 020522,000447: 35,2237 74000 S34/35.1 # NORMAL AND LOS 020523,000448: 35,2240 63235 VXV PDVL 020524,000449: 35,2241 03540 RACT3 # (RA*VA)*RA 0D 020525,000450: 35,2242 53515 PDVL UNIT # ULOS AT 6D 020526,000451: 35,2243 03540 RACT3 020527,000452: 35,2244 46315 PDVL VPROJ # XCHNJ AND UP 020528,000453: 35,2245 51352 VSL2 BVSU 020529,000454: 35,2246 02625 ULOS 020530,000455: 35,2247 63256 UNIT PDVL # UP AT 0D 020531,000456: 35,2250 63241 DOT PDVL # UP.UN*RA AT 0D 020532,000457: 35,2251 00001 0D # UP IN MPAC 020533,000458: 35,2252 75241 DOT SIGN 020534,000459: 35,2253 02625 ULOS 020535,000460: 35,2254 65552 SL1 ACOS 020536,000461: 35,2255 50315 PDVL DOT # EA AT 0D 020537,000462: 35,2256 02625 ULOS 020538,000463: 35,2257 03540 RACT3 020539,000464: 35,2260 71244 BPL DLOAD 020540,000465: 35,2261 72264 TESTY 020541,000466: 35,2262 15343 DPPOSMAX 020542,000467: 35,2263 41425 DSU PUSH 020543,000468: 35,2264 71214 TESTY BOFF DLOAD 020544,000469: 35,2265 03741 ITSWICH 020545,000470: 35,2266 72513 ELEX 020546,000471: 35,2267 03452 DELEL 020547,000472: 35,2270 14033 STODL DELELO 020548,000473: 35,2271 77625 DSU 020549,000474: 35,2272 03744 ELEV 020550,000475: 35,2273 03452 STORE DELEL 020551,000476: 35,2274 45246 ABS DSU 020552,000477: 35,2275 33115 ELEPS 020553,000478: # Page 470 020554,000479: 35,2276 77640 BMN 020555,000480: 35,2277 72523 TIMEX # COMMERCIALS EVERYWHERE 020556,000481: 35,2300 70535 FIGTIME SLOAD SR1 020557,000482: 35,2301 03665 TITER 020558,000483: 35,2302 72030 BHIZ LXA,1 020559,000484: 35,2303 01340 NORMEX # TOO MANY ITERATIONS 020560,000485: 35,2304 00154 MPAC 020561,000486: 35,2305 77330 SXA,1 VLOAD 020562,000487: 35,2306 03664 TITER 020563,000488: 35,2307 03554 RPASS3 020564,000489: 35,2310 65256 UNIT PDDL 020565,000490: 35,2311 00045 36D 020566,000491: 35,2312 53515 PDVL UNIT 020567,000492: 35,2313 03540 RACT3 020568,000493: 35,2314 77725 PDDL 020569,000494: 35,2315 41525 PDDL PUSH 020570,000495: 35,2316 00045 36D 020571,000496: 35,2317 77621 BDSU 020572,000497: 35,2320 00015 12D 020573,000498: 35,2321 14037 STODL 30D # RP-RA MAGNITUDES 020574,000499: 35,2322 15333 DPHALF 020575,000500: 35,2323 41425 DSU PUSH 020576,000501: 35,2324 03744 ELEV 020577,000502: 35,2325 50165 SIGN BMN 020578,000503: 35,2326 00037 30D 020579,000504: 35,2327 01340 NORMEX 020580,000505: 35,2330 71545 DLOAD COS 020581,000506: 35,2331 56205 DMP DDV 020582,000507: 35,2332 00017 14D 020583,000508: 35,2333 00015 12D 020584,000509: 35,2334 77676 DCOMP # SINCE COS(180-A)=-COS A 020585,000510: 35,2335 00035 STORE 28D 020586,000511: 35,2336 44246 ABS BDSU 020587,000512: 35,2337 15333 DPHALF 020588,000513: 35,2340 77240 BMN VLOAD 020589,000514: 35,2341 01340 NORMEX 020590,000515: 35,2342 02617 UNRM 020591,000516: 35,2343 53435 VXV UNIT 020592,000517: 35,2344 00007 6D # UN*RA 020593,000518: 35,2345 41241 DOT DMP 020594,000519: 35,2346 03546 VACT3 020595,000520: 35,2347 00015 12D 020596,000521: 35,2350 47315 PDVL VXV 020597,000522: 35,2351 00001 0D 020598,000523: 35,2352 03562 VPASS3 020599,000524: 35,2353 53435 VXV UNIT 020600,000525: 35,2354 00001 0D # (RP*VP)*RP 020601,000526: 35,2355 41241 DOT DMP 020602,000527: 35,2356 03562 VPASS3 020603,000528: 35,2357 00017 14D 020604,000529: # Page 471 020605,000530: 35,2360 77621 BDSU 020606,000531: 35,2361 63301 NORM PDVL # NORMALIZED WA-WP 12D 020607,000532: 35,2362 00047 X1 020608,000533: 35,2363 00007 6D 020609,000534: 35,2364 50235 VXV DOT 020610,000535: 35,2365 00001 0D 020611,000536: 35,2366 02617 UNRM # RA*RP.UN 14D 020612,000537: 35,2367 50315 PDVL DOT 020613,000538: 35,2370 00001 0D 020614,000539: 35,2371 00007 6D 020615,000540: 35,2372 65552 SL1 ACOS 020616,000541: 35,2373 77765 SIGN 020617,000542: 35,2374 43225 DSU DAD # ALPHA PI 020618,000543: 35,2375 15333 DPHALF 020619,000544: 35,2376 03744 ELEV 020620,000545: 35,2377 65525 PDDL ACOS 020621,000546: 35,2400 00035 28D 020622,000547: 35,2401 75221 BDSU SIGN 020623,000548: 35,2402 15333 DPHALF 020624,000549: 35,2403 00037 30D # CONTAINS RP-RA 020625,000550: 35,2404 77615 DAD 020626,000551: 35,2405 56205 DMP DDV 020627,000552: 35,2406 33107 TWOPI 020628,000553: 35,2407 77605 DMP 020629,000554: 35,2410 41257 SL* DMP 020630,000555: 35,2411 20176 0 -3,1 020631,000556: 35,2412 51406 PUSH ABS 020632,000557: 35,2413 50025 DSU BMN 020633,000558: 35,2414 03454 SECMAX 020634,000559: 35,2415 72421 OKMAX 020635,000560: 35,2416 75345 DLOAD SIGN # REPLACE TIME WITH MAX TIME SIGNED 020636,000561: 35,2417 03454 SECMAX 020637,000562: 35,2420 77606 PUSH 020638,000563: 35,2421 51135 OKMAX SLOAD BPL # TEST FIRST ITERATION 020639,000564: 35,2422 03665 TITER 020640,000565: 35,2423 72431 REPETE 020641,000566: 35,2424 71331 SSP DLOAD 020642,000567: 35,2425 03665 TITER 020643,000568: 35,2426 37777 OCT 37777 020644,000569: 35,2427 77650 GOTO 020645,000570: 35,2430 72467 STORDELT 020646,000571: 35,2431 41345 REPETE DLOAD DMP 020647,000572: 35,2432 03452 DELEL 020648,000573: 35,2433 00033 DELELO 020649,000574: 35,2434 71244 BPL DLOAD 020650,000575: 35,2435 72445 NEXTES 020651,000576: 35,2436 03454 SECMAX 020652,000577: 35,2437 77605 DMP 020653,000578: 35,2440 33113 THIRD 020654,000579: 35,2441 17454 STODL SECMAX 020655,000580: # Page 472 020656,000581: 35,2442 70446 ABS SR1 # CROSSED OVER SOLUTION 020657,000582: 35,2443 52076 DCOMP GOTO # DT=(-SIGN(DTO)//DT//)/2 020658,000583: 35,2444 72455 RESIGN 020659,000584: 35,2445 51545 NEXTES DLOAD ABS 020660,000585: 35,2446 03452 DELEL 020661,000586: 35,2447 51525 PDDL ABS 020662,000587: 35,2450 00033 DELELO 020663,000588: 35,2451 77625 DSU 020664,000589: 35,2452 71240 BMN DLOAD 020665,000590: 35,2453 72460 REVERS # WRONG DIRECTION 020666,000591: 35,2454 77646 ABS 020667,000592: 35,2455 52165 RESIGN SIGN GOTO 020668,000593: 35,2456 03450 DELTEEO 020669,000594: 35,2457 72467 STORDELT 020670,000595: 35,2460 57545 REVERS DLOAD DCOMP 020671,000596: 35,2461 03450 DELTEEO 020672,000597: 35,2462 70406 PUSH SR1 020673,000598: 35,2463 03450 STORE DELTEEO 020674,000599: 35,2464 77615 DAD 020675,000600: 35,2465 77650 GOTO 020676,000601: 35,2466 72470 ADTIME 020677,000602: 35,2467 03450 STORDELT STORE DELTEEO 020678,000603: 35,2470 77615 ADTIME DAD 020679,000604: 35,2471 02364 NOMTPI # SUM OF DELTA T:S 020680,000605: 35,2472 02364 STORE NOMTPI 020681,000606: 35,2473 63375 VLOAD PDVL 020682,000607: 35,2474 03570 VAPREC 020683,000608: 35,2475 03576 RAPREC 020684,000609: 35,2476 77624 CALL 020685,000610: 35,2477 72701 GOINT 020686,000611: 35,2500 77624 CALL 020687,000612: 35,2501 45237 ACTIVE # STORE NEW RACT3 VACT3 020688,000613: 35,2502 63375 VLOAD PDVL 020689,000614: 35,2503 03612 VPPREC 020690,000615: 35,2504 03620 RPPREC 020691,000616: 35,2505 77624 CALL 020692,000617: 35,2506 72701 GOINT 020693,000618: 35,2507 77624 CALL 020694,000619: 35,2510 45247 PASSIVE # STORE NEW RPASS3 VPASS3 020695,000620: 35,2511 77650 GOTO 020696,000621: 35,2512 72236 ELCALC 020697,000622: 35,2513 43345 ELEX DLOAD DAD 020698,000623: 35,2514 03663 TTPI 020699,000624: 35,2515 02364 NOMTPI 020700,000625: 35,2516 17663 STODL TTPI 020701,000626: 35,2517 77614 BON 020702,000627: 35,2520 01310 ETPIFLAG 020703,000628: 35,2521 72523 TIMEX 020704,000629: 35,2522 03744 STORE ELEV 020705,000630: 35,2523 52145 TIMEX DLOAD GOTO 020706,000631: # Page 473 020707,000632: 35,2524 15335 ZEROVECS 020708,000633: 35,2525 01340 NORMEX 020709,000634: 020710,000635: # Page 474 020711,000636: # ***** S34/35.1 ***** 020712,000637: 020713,000638: # COMPUTE UNIT NORMAL AND LINE OF SIGHT VECTORS GIVEN THE ACTIVE AND 020714,000639: # PASSIVE POS AND VEL AT TIME T3 020715,000640: 36,2000 SETLOC S3435LOC 020716,000641: 36,2000 BANK 020717,000642: 020718,000643: 36,2000 52375 S34/35.1 VLOAD VSU 020719,000644: 36,2001 03554 RPASS3 020720,000645: 36,2002 03540 RACT3 020721,000646: 36,2003 41456 UNIT PUSH 020722,000647: 36,2004 26625 STOVL ULOS 020723,000648: 36,2005 03540 RACT3 020724,000649: 36,2006 53435 VXV UNIT 020725,000650: 36,2007 03546 VACT3 020726,000651: 36,2010 02617 STORE UNRM 020727,000652: 36,2011 77616 RVQ 020728,000653: 020729,000654: # Page 475 020730,000655: # ***** S34/35.2 ***** 020731,000656: 020732,000657: # ADVANCE PASSIVE VEH TO RENDEZVOUS TIME AND GET REQ VEL FROM LAMBERT 020733,000658: 35,2000 SETLOC CSI/CDH 020734,000659: 35,2000 BANK 020735,000660: 020736,000661: 35,2526 77220 S34/35.2 STQ VLOAD 020737,000662: 35,2527 02370 SUBEXIT 020738,000663: 35,2530 03562 VPASS3 020739,000664: 35,2531 65315 PDVL PDDL 020740,000665: 35,2532 03554 RPASS3 020741,000666: 35,2533 03503 INTIME 020742,000667: 35,2534 65325 PDDL PDDL 020743,000668: 35,2535 03656 TPASS4 020744,000669: 35,2536 33107 TWOPI # CONIC 020745,000670: 35,2537 46125 PDDL BHIZ 020746,000671: 35,2540 03766 NN 020747,000672: 35,2541 72544 S3435.23 020748,000673: 35,2542 65345 DLOAD PDDL 020749,000674: 35,2543 15335 ZEROVECS # PRECISION 020750,000675: 35,2544 77624 S3435.23 CALL 020751,000676: 35,2545 72705 INTINT # GET TARGET VECTOR 020752,000677: 35,2546 27415 S3435.25 STOVL RTARG 020753,000678: 35,2547 00007 VATT 020754,000679: 35,2550 27640 STOVL VPASS4 020755,000680: 35,2551 03415 RTARG 020756,000681: # COMPUTE PHI = PI + (ACOS(UNIT RA.UNIT RP) - PI) SIGN(RA*RP.U) 020757,000682: 35,2552 63256 UNIT PDVL # UNIT RP 020758,000683: 35,2553 03540 RACT3 020759,000684: 35,2554 41456 UNIT PUSH # UNIT RA 020760,000685: 35,2555 50235 VXV DOT 020761,000686: 35,2556 00001 0D 020762,000687: 35,2557 02617 UNRM # RA*RP.U 020763,000688: 35,2560 77715 PDVL 020764,000689: 35,2561 72441 DOT SL1 # UNIT RA.UNIT RP 020765,000690: 35,2562 00001 0D 020766,000691: 35,2563 75326 ACOS SIGN 020767,000692: 35,2564 43244 BPL DAD 020768,000693: 35,2565 72567 NOPIE 020769,000694: 35,2566 15343 DPPOSMAX # REASONABLE TWO PI 020770,000695: 35,2567 16633 NOPIE STODL ACTCENT 020771,000696: 35,2570 03656 TPASS4 020772,000697: 35,2571 77625 DSU 020773,000698: 35,2572 03503 INTIME 020774,000699: 35,2573 03423 STORE DELLT4 020775,000700: 35,2574 40335 SLOAD SETPD 020776,000701: 35,2575 03766 NN # NUMBER OF OFFSETS 020777,000702: 35,2576 00001 0D 020778,000703: 35,2577 63325 PDDL PDVL 020779,000704: 35,2600 33122 EPSFOUR 020780,000705: # Page 476 020781,000706: 35,2601 03540 RACT3 020782,000707: 35,2602 27570 STOVL RINIT 020783,000708: 35,2603 03546 VACT3 020784,000709: 35,2604 37576 STCALL VINIT 020785,000710: 35,2605 22000 INITVEL 020786,000711: 35,2606 77624 CALL 020787,000712: 35,2607 72666 LOMAT 020788,000713: 35,2610 64375 VLOAD MXV 020789,000714: 35,2611 03646 DELVEET3 020790,000715: 35,2612 00001 0D 020791,000716: 35,2613 77772 VSL1 020792,000717: 35,2614 37405 STCALL DELVLVC 020793,000718: 35,2615 02370 SUBEXIT 020794,000719: 020795,000720: # Page 477 020796,000721: # ***** S34/35.3 ***** 020797,000722: 020798,000723: 35,2616 45020 S34/35.3 STQ CALL 020799,000724: 35,2617 01340 NORMEX 020800,000725: 35,2620 72666 LOMAT # GET MATRIX IN PUSH LIST 020801,000726: 35,2621 61375 VLOAD VXM 020802,000727: 35,2622 03405 DELVLVC # NEW DEL V TPI 020803,000728: 35,2623 00001 0D 020804,000729: 35,2624 77772 VSL1 020805,000730: 35,2625 03646 STORE DELVEET3 # SAVE FOR TRANSFORM 020806,000731: 35,2626 63255 VAD PDVL 020807,000732: 35,2627 03546 VACT3 # NEW V REQ 020808,000733: 35,2630 03540 RACT3 020809,000734: 35,2631 65325 PDDL PDDL 020810,000735: 35,2632 03413 TIG 020811,000736: 35,2633 03656 TPASS4 020812,000737: 35,2634 41525 PDDL PUSH 020813,000738: 35,2635 15343 DPPOSMAX 020814,000739: 35,2636 77624 CALL # INTEG. FOR NEW TARGET VEC 020815,000740: 35,2637 72705 INTINT 020816,000741: 35,2640 77775 VLOAD 020817,000742: 35,2641 00001 RATT 020818,000743: 35,2642 03415 STORE RTARG 020819,000744: 35,2643 41575 NOVRWRT VLOAD PUSH 020820,000745: 35,2644 02625 ULOS 020821,000746: 35,2645 57435 VXV VCOMP 020822,000747: 35,2646 02617 UNRM 020823,000748: 35,2647 41456 UNIT PUSH 020824,000749: 35,2650 76435 VXV VSL1 020825,000750: 35,2651 02625 ULOS 020826,000751: 35,2652 77715 PDVL 020827,000752: 35,2653 64315 PDVL MXV 020828,000753: 35,2654 03646 DELVEET3 020829,000754: 35,2655 00001 0D 020830,000755: 35,2656 77772 VSL1 020831,000756: 35,2657 36611 STCALL DVLOS 020832,000757: 35,2660 01340 NORMEX 020833,000758: 020834,000759: # Page 478 020835,000760: # ***** S34/35.4 ***** 020836,000761: 020837,000762: 35,2661 40220 S34/35.4 STQ SETPD NO ASTRONAUT 020838,000763: 35,2662 01340 NORMEX 020839,000764: 35,2663 00001 0D 020840,000765: 35,2664 77650 GOTO 020841,000766: 35,2665 72643 NOVRWRT 020842,000767: 020843,000768: # Page 479 020844,000769: # ***** LOMAT ***** 020845,000770: 020846,000771: 35,2666 57575 LOMAT VLOAD VCOMP 020847,000772: 35,2667 02617 UNRM 020848,000773: 35,2670 24007 STOVL 6D # Y 020849,000774: 35,2671 03540 RACT3 020850,000775: 35,2672 57456 UNIT VCOMP 020851,000776: 35,2673 00015 STORE 12D 020852,000777: 35,2674 76435 VXV VSL1 020853,000778: 35,2675 02617 UNRM # Z*-Y 020854,000779: 35,2676 00001 STORE 0D 020855,000780: 35,2677 43401 SETPD RVQ 020856,000781: 35,2700 00023 18D 020857,000782: 35,2701 65325 GOINT PDDL PDDL # DO 020858,000783: 35,2702 15335 ZEROVECS # NOT 020859,000784: 35,2703 02364 NOMTPI 020860,000785: 35,2704 41406 PUSH PUSH # ORDER OR INSERT BEFORE INTINT 020861,000786: 35,2705 45020 INTINT STQ CALL 020862,000787: 35,2706 02367 RTRN 020863,000788: 35,2707 27442 INTSTALL 020864,000789: 35,2710 71214 CLEAR DLOAD 020865,000790: 35,2711 01673 INTYPFLG 020866,000791: 35,2712 43054 BZE SET 020867,000792: 35,2713 72715 +2 020868,000793: 35,2714 01473 INTYPFLG 020869,000794: 35,2715 45545 DLOAD STADR 020870,000795: 35,2716 63736 STODL TDEC1 020871,000796: 35,2717 73014 SET LXA,2 020872,000797: 35,2720 00063 MOONFLAG 020873,000798: 35,2721 03746 RTX2 020874,000799: 35,2722 43014 BON CLEAR 020875,000800: 35,2723 04303 CMOONFLG 020876,000801: 35,2724 72726 ALLSET 020877,000802: 35,2725 00263 MOONFLAG 020878,000803: 35,2726 25517 ALLSET STOVL TET 020879,000804: 35,2727 77657 VSR* 020880,000805: 35,2730 57176 0,2 020881,000806: 35,2731 25535 STOVL RCV 020882,000807: 35,2732 77657 VSR* 020883,000808: 35,2733 57176 0,2 020884,000809: 35,2734 35543 STCALL VCV 020885,000810: 35,2735 27135 INTEGRVS 020886,000811: 35,2736 52175 VLOAD GOTO 020887,000812: 35,2737 00001 RATT 020888,000813: 35,2740 02367 RTRN 020889,000814: 020890,000815: # Page 480 020891,000816: # ***** S34/35.5 ***** 020892,000817: 020893,000818: # SUBROUTINES USED 020894,000819: # BANKCALL 020895,000820: # GOFLASH 020896,000821: # GOTOP00H 020897,000822: # S34/35.3 020898,000823: # S34.35.4 020899,000824: # VNP00H 020900,000825: 020901,000826: 35,2741 43020 S34/35.5 STQ BON 020902,000827: 35,2742 02370 SUBEXIT 020903,000828: 35,2743 01311 FINALFLG 020904,000829: 35,2744 72750 FLAGON 020905,000830: 35,2745 52014 SET GOTO 020906,000831: 35,2746 00470 UPDATFLG 020907,000832: 35,2747 72772 FLAGOFF 020908,000833: 35,2750 77775 FLAGON VLOAD 020909,000834: 35,2751 03405 DELVLVC 020910,000835: 35,2752 02611 STORE DVLOS # SAVE DELTA V BEFORE DISPLAY 020911,000836: 35,2753 77776 EXIT 020912,000837: 35,2754 34620 CAF V06N81 020913,000838: 35,2755 04575 TC VNP00H 020914,000839: 35,2756 06006 TC INTPRET 020915,000840: 35,2757 52375 VLOAD VSU # TEST FOR OVERWRITE OF COMPUTED 020916,000841: 35,2760 03405 DELVLVC # DELTA V 020917,000842: 35,2761 02611 DVLOS 020918,000843: 35,2762 53046 ABVAL BZE 020919,000844: 35,2763 72766 NOCHG # NO OVERWRITE 020920,000845: 35,2764 77624 CALL 020921,000846: 35,2765 72616 S34/35.3 020922,000847: 35,2766 77214 NOCHG CLEAR VLOAD 020923,000848: 35,2767 01267 XDELVFLG 020924,000849: 35,2770 03646 DELVEET3 020925,000850: 35,2771 03646 STORE DELVSIN 020926,000851: 35,2772 77624 FLAGOFF CALL 020927,000852: 35,2773 72661 S34/35.4 020928,000853: 35,2774 77776 EXIT 020929,000854: 35,2775 34617 CAF V06N59 020930,000855: 35,2776 04575 TC VNP00H 020931,000856: 35,2777 06006 TC INTPRET 020932,000857: 35,3000 77650 GOTO 020933,000858: 35,3001 02370 SUBEXIT 020934,000859: 020935,000860: # Page 481 020936,000861: # ***** VN1645 ***** 020937,000862: 020938,000863: # SUBROUTINES USED 020939,000864: # P3XORP7X 020940,000865: # GET+MGA 020941,000866: # BANKCALL 020942,000867: # DELAYJOB 020943,000868: # COMPTGO 020944,000869: # GOFLASHR 020945,000870: # GOTOP00H 020946,000871: # FLAGUP 020947,000872: 020948,000873: 35,3002 71220 VN1645 STQ DLOAD 020949,000874: 35,3003 02370 SUBEXIT 020950,000875: 35,3004 33120 DP-.01 020951,000876: 35,3005 03626 STORE +MGA # MGA = -.01 020952,000877: 35,3006 71214 BOFF DLOAD 020953,000878: 35,3007 01351 FINALFLG 020954,000879: 35,3010 73030 GET45 020955,000880: 35,3011 33120 DP-.01 020956,000881: 35,3012 77615 DAD 020957,000882: 35,3013 33120 DP-.01 020958,000883: 35,3014 03626 STORE +MGA # MGA = -.02 020959,000884: 35,3015 77414 BOFF EXIT 020960,000885: 35,3016 01742 REFSMFLG 020961,000886: 35,3017 73030 GET45 020962,000887: 35,3020 03100 TC P3XORP7X 020963,000888: 35,3021 03023 TC +2 # P3X 020964,000889: 35,3022 03031 TC GET45 +1 # P7X 020965,000890: 35,3023 06006 TC INTPRET 020966,000891: 35,3024 41575 VLOAD PUSH 020967,000892: 35,3025 03646 DELVSIN 020968,000893: 35,3026 77624 CALL # COMPUTE MGA 020969,000894: 35,3027 10654 GET+MGA 020970,000895: 35,3030 77776 GET45 EXIT 020971,000896: 35,3031 03304 TC COMPTGO # INITIATE TASK TO UPDATE TTOGO 020972,000897: 35,3032 31770 CA SUBEXIT 020973,000898: 35,3033 55766 TS QSAVED 020974,000899: 35,3034 35041 CAF 1SEC 020975,000900: 35,3035 04662 TC BANKCALL 020976,000901: 35,3036 01732 CADR DELAYJOB 020977,000902: 35,3037 34621 CAF V16N45 # TRKMKCNT, TTOGO, +MGA 020978,000903: 35,3040 04662 TC BANKCALL 020979,000904: 35,3041 20720 CADR GOFLASH 020980,000905: 35,3042 03045 TC KILCLOCK # TERMINATE 020981,000906: 35,3043 03050 TC N45PROC # PROCEED 020982,000907: 35,3044 03060 TC CLUPDATE # RECYCLE -- RETURN FOR INITIAL COMPUTATION 020983,000908: 35,3045 30005 KILCLOCK CA Z 020984,000909: 35,3046 54000 TS DISPDEX 020985,000910: # Page 482 020986,000911: 35,3047 04106 TC GOTOP00H 020987,000912: 35,3050 40076 N45PROC CS FLAGWRD2 020988,000913: 35,3051 75012 MASK BIT6 020989,000914: 35,3052 00006 EXTEND 020990,000915: 35,3053 13045 BZF KILCLOCK # FINALFLG IS SET -- FLASH V37 -- AWAIT NEW PGM 020991,000916: 35,3054 05412 TC PHASCHNG 020992,000917: 35,3055 04024 OCT 04024 020993,000918: 35,3056 05546 TC UPFLAG # SET 020994,000919: 35,3057 00047 ADRES FINALFLG # FINALFLG 020995,000920: 35,3060 30005 CLUPDATE CA Z 020996,000921: 35,3061 54000 TS DISPDEX 020997,000922: 35,3062 05412 TC PHASCHNG 020998,000923: 35,3063 04024 OCT 04024 020999,000924: 35,3064 06006 TC INTPRET 021000,000925: 35,3065 52014 CLEAR GOTO 021001,000926: 35,3066 00670 UPDATFLG 021002,000927: 35,3067 02366 QSAVED 021003,000928: 021004,000929: # Page 483 021005,000930: # ***** DISPLAYE ***** 021006,000931: 021007,000932: # SUBROUTINES USED 021008,000933: # BANKCALL 021009,000934: # GOFLASHR 021010,000935: # GOTOP00H 021011,000936: # BLANKET 021012,000937: # ENDOFJOB 021013,000938: 021014,000939: 35,3070 00006 DISPLAYE EXTEND 021015,000940: 35,3071 23340 QXCH NORMEX 021016,000941: 35,3072 34615 CAF V06N55 021017,000942: 35,3073 04662 TCR BANKCALL 021018,000943: 35,3074 20720 CADR GOFLASH 021019,000944: 35,3075 14106 TCF GOTOP00H 021020,000945: 35,3076 01340 TC NORMEX 021021,000946: 35,3077 13072 TCF -5 021022,000947: 021023,000948: # Page 484 021024,000949: # ***** P3XORP7X ***** 021025,000950: 021026,000951: 35,3100 37713 P3XORP7X CAF HIGH9 021027,000952: 35,3101 71011 MASK MODREG 021028,000953: 35,3102 00006 EXTEND 021029,000954: 35,3103 13105 BZF +2 021030,000955: 35,3104 24002 INCR Q 021031,000956: 35,3105 00002 RETURN 021032,000957: 021033,000958: # ***** VNP00H ***** 021034,000959: 021035,000960: # SUBROUTINES USED 021036,000961: # BANKCALL 021037,000962: # GOFLASH 021038,000963: # GOTOP00H 021039,000964: 021040,000965: 4000 SETLOC P30SUBS 021041,000966: 4000 BANK 021042,000967: 021043,000968: 4575 00006 VNP00H EXTEND 021044,000969: 4576 23767 QXCH RTRN 021045,000970: 4577 55765 TS VERBNOUN 021046,000971: 4600 34610 CAF VNBANK # ***** THIS ROUTINE MUST REMAIN IN 021047,000972: 4601 56004 XCH FBANK # FIXED-FIXED ***** 021048,000973: 4602 55063 TS TBASE5 # * WATCH OUT * 021049,000974: 021050,000975: 4603 31765 CA VERBNOUN 021051,000976: 4604 04662 TCR BANKCALL 021052,000977: 4605 20720 CADR GOFLASH 021053,000978: 4606 14106 TCF GOTOP00H 021054,000979: 4607 14611 TCF +2 021055,000980: 4610 04603 VNBANK TC -5 021056,000981: 021057,000982: 4611 31063 CA TBASE5 021058,000983: 4612 54004 TS FBANK 021059,000984: 4613 01767 TC RTRN 021060,000985: 021061,000986: # Page 485 021062,000987: # ***** CONSTANTS ***** 021063,000988: 021064,000989: 4614 01445 V06N37 VN 0637 021065,000990: 4615 01467 V06N55 VN 0655 021066,000991: 4616 01472 V06N58 VN 0658 021067,000992: 4617 01473 V06N59 VN 0659 021068,000993: 4620 01521 V06N81 VN 0681 021069,000994: 4621 04055 V16N45 VN 1645 021070,000995: 35,2000 SETLOC CSI/CDH 021071,000996: 35,2000 BANK 021072,000997: 021073,000998: 35,3106 14441 37325 TWOPI 2DEC 6.283185307 B-4 021074,000999: 35,3110 00001 20650 MAX250 2DEC 25 E3 B-28 # RSB 2004 added the B-28. OH 2009 leave? 021075,001000: 35,3112 12525 12525 THIRD 2DEC .333333333 021076,001001: 35,3114 00004 21505 ELEPS 2DEC .27777777 E-3 021077,001002: 35,3116 00002 DECTWO OCT 2 021078,001003: 35,3117 77777 DP-.01 OCT 77777 # CONSTANTS 021079,001004: 35,3120 61337 OCT 61337 # ADJACENT -.01 FOR MGA DSP 021080,001005: 35,3121 01252 25253 EPSFOUR 2DEC .0416666666 021081,001006: 021082,001007: # Page 486 021083,001008: # ***** INITVEL ***** 021084,001009: # MOD NO -1 LOG SECTION -- P34-P35, P74-P75 021085,001010: # MOD BY WHITE, P. DATE: 21 NOV 67 021086,001011: 021087,001012: # FUNCTIONAL DESCRIPTION 021088,001013: # THIS SUBROUTINE COMPUTES THE REQUIRED INITIAL VELOCITY VECTOR FOR 021089,001014: # A TRAJECTORY OF SPECIFIC TRANSFER TIME BETWEEN SPECIFIED INITIAL 021090,001015: # AND TARGET POSITIONS. THE TRAJECTORY MAY BE EITHER CONIC OR 021091,001016: # PRECISION DEPENDING ON AN INPUT PARAMETER (NAMELY, NUMBER OF 021092,001017: # OFFSETS). IN ADDITION, IN THE PRECISION TRAJECTORY CASE, THE 021093,001018: # SUBROUTINE ALSO COMPUTES AN OFFSET TARGET VECTOR, TO BE USED 021094,001019: # DURING PURE-CONIC CROSS-PRODUCT STEERING. THE OFFSET TARGET 021095,001020: # VECTOR IS THE TERMINAL POSITION VECTOR OF A CONIC TRAJECTORY WHICH 021096,001021: # HAS THE SAME INITIAL STATE AS A PRECISION TRAJECTORY WHOSE 021097,001022: # TERMINAL POSITION VECTOR IS THE SPECIFIED TARGET VECTOR. 021098,001023: 021099,001024: # IN ORDER TO AVOID THE INHERENT SINGULARITIES IN THE 180 DEGREE 021100,001025: # TRANSFER CASE WHEN THE (TRUE OR OFFSET) TARGET VECTOR MAY BE 021101,001026: # SLIGHTLYOUT OF THE ORBITAL PLANE, THIS SUBROUTINE ROTATES THIS 021102,001027: # VECTOR INTO A PLANE DEFINED BY THE INPUT INITIAL POSITION VECTOR 021103,001028: # AND ANOTHER INPUT VECTOR (USUALLY THE INITIAL VELOCITY VECTOR), 021104,001029: # WHENEVER THE INPUT TARGET VECTOR LIES INSIDE A CONE WHOSE VERTEX 021105,001030: # IS THE ORIGIN OF COORDINATES, WHOSE AXIS IS THE 180 DEGREE 021106,001031: # TRANSFER DIRECTION, AND WHOSE CONE ANGLE IS SPECIFIED BY THE USER. 021107,001032: 021108,001033: # THE LAMBERT SUBROUTINE IS UTILIZED FOR THE CONIC COMUTATIONS AND 021109,001034: # THE COASTING INTEGRATION SUBROUTINE IS UTILIZED FOR THE PRECISION 021110,001035: # TRAJECTORY COMPUTATIONS. 021111,001036: 021112,001037: # CALLING SEQUENCE 021113,001038: # L CALL 021114,001039: # L+1 INITVEL 021115,001040: # L+2 (RETURN -- ALWAYS) 021116,001041: 021117,001042: # INPUT 021118,001043: # (1) RINIT INITIAL POSITION RADIUS VECTOR 021119,001044: # (2) VINIT INITIAL POSITION VELOCITY VECTOR 021120,001045: # (3) RTARG TARGET POSITION RADIUS VECTOR 021121,001046: # (4) DELLT4 DESIRED TIME OF FLIGHT FROM RINIT TO RTARG 021122,001047: # (5) INTIME TIME OF RINIT 021123,001048: # (6) 0D NUMBER OF ITERATIONS OF LAMBERT/INTEGRVS 021124,001049: # (7) 2D ANGLE TO 180 DEGREES WHEN ROTATION STARTS 021125,001050: # (8) RTX1 -2 FOR EARTH, -10D FOR LUNAR 021126,001051: # (9) RTX2 COORDINATE SYSTEM ORIGIN -- 0 FOR EARTH, 2 FOR LUNAR 021127,001052: # PUSHLOC SET AT 4D 021128,001053: 021129,001054: # Page 487 021130,001055: # OUTPUT 021131,001056: # (1) RTARG OFFSET TARGET POSITION VECTOR 021132,001057: # (2) VIPRIME MANEUVER VELOCITY REQUIRED 021133,001058: # (3) VTPRIME VELOCITY AT TARGET AFTER MANEUVER 021134,001059: # (4) DELVEET3 DELTA VELOCITY REQUIRED FOR MANEUVER 021135,001060: 021136,001061: # SUBROUTINES USED 021137,001062: # LAMBERT 021138,001063: # INTSTALL 021139,001064: # INTEGRVS 021140,001065: 021141,001066: 11,2000 SETLOC INTVEL 021142,001067: 11,2000 BANK 021143,001068: 021144,001069: 11,2000 COUNT 11/INITV 021145,001070: 11,2000 77614 INITVEL SET # COGA GUESS NOT AVAILABLE 021146,001071: 11,2001 00475 GUESSW 021147,001072: 11,2002 44175 HAVEGUES VLOAD STQ 021148,001073: 11,2003 03415 RTARG 021149,001074: 11,2004 01340 NORMEX 021150,001075: 11,2005 03604 STORE RTARG1 021151,001076: 11,2006 46135 SLOAD BHIZ 021152,001077: 11,2007 03747 RTX2 021153,001078: 11,2010 22022 INITVEL1 021154,001079: 11,2011 72575 VLOAD VSL2 021155,001080: 11,2012 03570 RINIT # B29 021156,001081: 11,2013 27570 STOVL RINIT # B27 021157,001082: 11,2014 03576 VINIT # B7 021158,001083: 11,2015 77752 VSL2 021159,001084: 11,2016 27576 STOVL VINIT # B5 021160,001085: 11,2017 03604 RTARG1 021161,001086: 11,2020 77752 VSL2 021162,001087: 11,2021 03604 STORE RTARG1 021163,001088: 021164,001089: # INITIALIZATION 021165,001090: 021166,001091: 11,2022 71331 INITVEL1 SSP DLOAD # SET ITCTR TO -1,LOAD MPAC WITH E4 (PL 2D) 021167,001092: 11,2023 03505 ITCTR 021168,001093: 11,2024 77776 0 -1 021169,001094: 11,2025 70546 COSINE SR1 # CALCULATE COSINE (E4) (+2) 021170,001095: 11,2026 17630 STODL COZY4 # SET COZY4 TO COSINE (E4) (PL 0D) 021171,001096: 11,2027 67154 LXA,2 SXA,2 021172,001097: 11,2030 00154 MPAC 021173,001098: 11,2031 02703 VTARGTAG # SET VTARGTAG TO 0D (SP) 021174,001099: 11,2032 77775 VLOAD 021175,001100: 11,2033 03570 RINIT 021176,001101: 11,2034 26657 STOVL R1VEC # R1VEC EQ RINIT 021177,001102: 11,2035 03604 RTARG1 021178,001103: # Page 488 021179,001104: 11,2036 16665 STODL R2VEC # R2VEC EQ RTARG 021180,001105: 11,2037 03423 DELLT4 021181,001106: 11,2040 02673 STORE TDESIRED # TDESIRED EQ DELLT4 021182,001107: 11,2041 77201 SETPD VLOAD 021183,001108: 11,2042 00001 0D # INITIALIZE PL TO 0D 021184,001109: 11,2043 03570 RINIT # MPAC EQ RINIT (+29) 021185,001110: 11,2044 41456 UNIT PUSH # UNIT(RI) (+1) (PL 6D) 021186,001111: 11,2045 53435 VXV UNIT 021187,001112: 11,2046 03576 VINIT # MPAC EQ UNIT(RI) X VI (+8) 021188,001113: 11,2047 26676 STOVL UN 021189,001114: 11,2050 03604 RTARG1 021190,001115: 11,2051 50256 UNIT DOT # TEMP=URT.URI (+2) (PL 0D) 021191,001116: 11,2052 43015 DAD CLEAR 021192,001117: 11,2053 03630 COZY4 021193,001118: 11,2054 03665 NORMSW 021194,001119: 11,2055 03630 STORE COZY4 021195,001120: 11,2056 43044 INITVEL2 BPL SET 021196,001121: 11,2057 22101 INITVEL3 # UN CALCULATED IN LAMBERT 021197,001122: 11,2060 03465 NORMSW 021198,001123: 021199,001124: # ROTATE RC INTO YC PLANE -- SET UNIT NORMAL TO YC 021200,001125: 021201,001126: 11,2061 41575 VLOAD PUSH # (PL 6D) 021202,001127: 11,2062 02665 R2VEC # RC TO 6D (+29) 021203,001128: 11,2063 63246 ABVAL PDVL # RC TO MPAC, ABVAL(RC) (+29) TO OD(PL 2D) 021204,001129: 11,2064 46206 PUSH VPROJ # (PL 8D) 021205,001130: 11,2065 02676 UN 021206,001131: 11,2066 51352 VSL2 BVSU 021207,001132: 11,2067 74256 UNIT VXSC # (PL 0D) 021208,001133: 11,2070 77772 VSL1 021209,001134: 11,2071 02665 STORE R2VEC 021210,001135: 11,2072 67351 TLOAD SLOAD 021211,001136: 11,2073 11566 ZEROVEC 021212,001137: 11,2074 03505 ITCTR 021213,001138: 11,2075 77244 BPL VLOAD 021214,001139: 11,2076 22101 INITVEL3 021215,001140: 11,2077 02665 R2VEC 021216,001141: 11,2100 03604 STORE RTARG1 021217,001142: 11,2101 63345 INITVEL3 DLOAD PDVL # (PL 2D) 021218,001143: 11,2102 27735 MUEARTH # POSITIVE VALUE 021219,001144: 11,2103 02665 R2VEC 021220,001145: 11,2104 63256 UNIT PDVL # 2D = UNIT(R2VEC) (PL 8D) 021221,001146: 11,2105 02657 R1VEC 021222,001147: 11,2106 41456 UNIT PUSH # 8D = UNIT(R1VEC) (PL 14D) 021223,001148: 11,2107 57435 VXV VCOMP # -N = UNIT(R2VEC) X UNIT(R1VEC) 021224,001149: 11,2110 00003 2D 021225,001150: 11,2111 77606 PUSH # (PL 20D) 021226,001151: 11,2112 71350 LXA,1 DLOAD 021227,001152: 11,2113 03745 RTX1 021228,001153: 11,2114 00023 18D 021229,001154: 11,2115 62040 BMN INCR,1 021230,001155: # Page 489 021231,001156: 11,2116 22120 +2 021232,001157: 11,2117 77767 DEC -8 B-14 021233,001158: 11,2120 67310 INCR,1 SLOAD 021234,001159: 11,2121 00012 10D 021235,001160: 11,2122 00047 X1 021236,001161: 11,2123 77230 BHIZ VLOAD # (PL 14D) 021237,001162: 11,2124 22126 +2 021238,001163: 11,2125 41476 VCOMP PUSH # (PL 20 D) 021239,001164: 11,2126 77775 VLOAD # (PL 14D) 021240,001165: 11,2127 50235 VXV DOT # (PL 2D) 021241,001166: 11,2130 71244 BPL DLOAD # (PL 0D) 021242,001167: 11,2131 22133 INITVEL4 021243,001168: 11,2132 41476 DCOMP PUSH # (PL 2D) 021244,001169: 11,2133 67154 INITVEL4 LXA,2 SXA,2 021245,001170: 11,2134 00000 0D 021246,001171: 11,2135 02674 GEOMSGN 021247,001172: 021248,001173: # SET INPUTS UP FOR LAMBERT 021249,001174: 021250,001175: 11,2136 45150 LXA,1 CALL 021251,001176: 11,2137 03745 RTX1 021252,001177: # OPERATE THE LAMBERT CONIC ROUTINE (COASTFLT SUBROUTINE) 021253,001178: 021254,001179: 11,2140 25224 LAMBERT 021255,001180: 021256,001181: # ARRIVED AT SOLUTION IS GOOD ENOUGH ACCORDING TO SLIGHTLY WIDER BOUNDS. 021257,001182: 021258,001183: 11,2141 77214 CLEAR VLOAD 021259,001184: 11,2142 00675 GUESSW 021260,001185: 11,2143 02746 VVEC 021261,001186: 021262,001187: # STORE CALCULATED INITIAL VELOCITY REQUIRED IN VIPRIME 021263,001188: 021264,001189: 11,2144 17612 STODL VIPRIME # INITIAL VELOCITY REQUIRED (+7) 021265,001190: 021266,001191: # IF NUMIT IS ZERO, CONTINUE AT INITVELB, OTHERWISE 021267,001192: # SET UP INPUTS FOR ENCKE INTEGRATION (INTEGRVS). 021268,001193: 021269,001194: 11,2145 02704 VTARGTAG 021270,001195: 11,2146 45030 BHIZ CALL 021271,001196: 11,2147 22224 INITVEL7 021272,001197: 11,2150 27442 INTSTALL 021273,001198: 11,2151 43135 SLOAD CLEAR 021274,001199: 11,2152 03747 RTX2 021275,001200: 11,2153 00263 MOONFLAG 021276,001201: 11,2154 43030 BHIZ SET 021277,001202: 11,2155 22157 INITVEL5 021278,001203: 11,2156 00063 MOONFLAG 021279,001204: 11,2157 77775 INITVEL5 VLOAD 021280,001205: 11,2160 03570 RINIT 021281,001206: 11,2161 02657 STORE R1VEC 021282,001207: # Page 490 021283,001208: 11,2162 25535 STOVL RCV 021284,001209: 11,2163 03612 VIPRIME 021285,001210: 11,2164 15543 STODL VCV 021286,001211: 11,2165 03503 INTIME 021287,001212: 11,2166 01517 STORE TET 021288,001213: 11,2167 43015 DAD CLEAR 021289,001214: 11,2170 03423 DELLT4 021290,001215: 11,2171 01673 INTYPFLG 021291,001216: 11,2172 34041 STCALL TDEC1 021292,001217: 11,2173 27135 INTEGRVS 021293,001218: 11,2174 77775 VLOAD 021294,001219: 11,2175 00025 VATT1 021295,001220: 11,2176 02705 STORE VTARGET 021296,001221: 021297,001222: # IF ITERATION COUNTER (ITCTR) EQ NO. ITERATIONS (NUMIT), CONTINUE AT 021298,001223: # INITVELC, OTHERWISE REITERATE LAMBERT AND ENCKE 021299,001224: 021300,001225: 11,2177 63154 LXA,2 INCR,2 021301,001226: 11,2200 03504 ITCTR 021302,001227: 11,2201 00001 1D # INCREMENT ITCTR 021303,001228: 11,2202 55134 SXA,2 XSU,2 021304,001229: 11,2203 03504 ITCTR 021305,001230: 11,2204 02703 VTARGTAG 021306,001231: 11,2205 46135 SLOAD BHIZ # IF SP(MPAC) EQ 0, CONTINUE AT INITVELC 021307,001232: 11,2206 00050 X2 021308,001233: 11,2207 22221 INITVEL6 021309,001234: 021310,001235: # OFFSET CONIC TARGET VECTGOR 021311,001236: 021312,001237: 11,2210 52375 VLOAD VSU 021313,001238: 11,2211 03604 RTARG1 021314,001239: 11,2212 00017 RATT1 021315,001240: 11,2213 77655 VAD 021316,001241: 11,2214 02665 R2VEC 021317,001242: 11,2215 16665 STODL R2VEC 021318,001243: 11,2216 03630 COZY4 021319,001244: 11,2217 77650 GOTO 021320,001245: 11,2220 22056 INITVEL2 # CONTINUE ITERATING AT INITVEL2 021321,001246: 021322,001247: # COMPUTE THE DELTA VELOCITY 021323,001248: 021324,001249: 11,2221 77775 INITVEL6 VLOAD 021325,001250: 11,2222 02665 R2VEC 021326,001251: 11,2223 03604 STORE RTARG1 021327,001252: 11,2224 52375 INITVEL7 VLOAD VSU 021328,001253: 11,2225 03612 VIPRIME 021329,001254: 11,2226 03576 VINIT 021330,001255: 11,2227 27646 STOVL DELVEET3 # DELVEET3 = VIPRIME-VINIT (+7) 021331,001256: 11,2230 02705 VTARGET 021332,001257: 11,2231 03620 STORE VTPRIME 021333,001258: 11,2232 46135 SLOAD BHIZ 021334,001259: 11,2233 03747 RTX2 021335,001260: # Page 491 021336,001261: 11,2234 22251 INITVELX 021337,001262: 11,2235 70575 VLOAD VSR2 021338,001263: 11,2236 03620 VTPRIME 021339,001264: 11,2237 27620 STOVL VTPRIME 021340,001265: 11,2240 03612 VIPRIME 021341,001266: 11,2241 77742 VSR2 021342,001267: 11,2242 27612 STOVL VIPRIME 021343,001268: 11,2243 03604 RTARG1 021344,001269: 11,2244 77742 VSR2 021345,001270: 11,2245 27604 STOVL RTARG1 021346,001271: 11,2246 03646 DELVEET3 021347,001272: 11,2247 77742 VSR2 021348,001273: 11,2250 03646 STORE DELVEET3 021349,001274: 11,2251 77201 INITVELX SETPD VLOAD 021350,001275: 11,2252 00001 0D 021351,001276: 11,2253 03604 RTARG1 021352,001277: 11,2254 37415 STCALL RTARG 021353,001278: 11,2255 01340 NORMEX 021354,001279: 021355,001280: # ***** END OF INITVEL ROUTINE ***** 021356,001281: 021357,001282: # Page 492 021358,001283: # ***** MIDGIM ***** 021359,001284: # MOD NO. 0, BY WILLMAN, SUBROUTINE RENDGUID, LOG P34-P35, P74-P75 021360,001285: # REVISION 03, 17 FEB 67 021361,001286: 021362,001287: # IF THE ACTIVE VEHICLE IS DOING THE COMPUTATION, MIDGIM COMPUTES 021363,001288: # THE POSITIVE MIDDLE GIMBAL ANGLE OF THE ACTIVE VEHICLE TO THE INPUT 021364,001289: # DELTA VELOCITY VECTOR (0D IN PUSY LIST), OTHERWISE 021365,001290: # MIDGIM CONVERTS THE INPUT DELTA VELOCITY VECTOR FROM INERTIAL COORDIN- 021366,001291: # ATES TO LOCAL VERTICAL COORDINATES OF THE ACTIVE VEHICLE. 021367,001292: 021368,001293: # ** INPUTS ** 021369,001294: # NAME MEANING UNITS/SCALING/MODE 021370,001295: # AVFLAG INT FLAG -- 0 IS CSM ACTIVE, 1 IS LEM ACTIVE BIT 021371,001296: # COMPUTER INT FLAG -- 0 IS LEM COMPUTER, 1 IS CSM COMPUTER BIT 021372,001297: # RINIT ACTIVE VEHICLE RADIUS VECTOR METERS/CSEC (+7) VT 021373,001298: # VINIT ACTIVE VEHICLE VELOCITY VECTOR METERS/CSEC (+7) VT 021374,001299: # 0D(PL) ACTIVE VEHICLE DELTA VELOCITY VECTOR METERS/CSEC (+7) VT 021375,001300: 021376,001301: # ** OUTPUTS ** 021377,001302: # NAME MEANING UNITS/SCALING/MODE 021378,001303: # +MGA + MIDDLE GIMBAL ANGLE REVOLUTIONS (+0) DP 021379,001304: # DELVLVC DELTA VELOCITY VECTOR IN LV COORD. METERS/CSEC (+7) VT 021380,001305: # MGLVFLAG INT FLAG: 0 IS +MGA COMUTED, 1 IS DELVLVC COMP. BIT 021381,001306: 021382,001307: # ** CALLING SEQUENCE ** 021383,001308: # L CALL 021384,001309: # L+1 MIDGIM 021385,001310: # L+2 (RETURN -- ALWAYS) 021386,001311: 021387,001312: # ** NO SUBROUTINES CALLED ** 021388,001313: 021389,001314: # ** DEBRIS -- ERASABLE TEMPORARY USAGE ** 021390,001315: # A,Q,L, PUSH LIST, MPAC. 021391,001316: 021392,001317: # ** ALARMS -- NONE ** 021393,001318: 021394,001319: # Page 493 021395,001320: # MIDDLE GIMBAL ANGLE COMPUTATION 021396,001321: 04,2000 SETLOC MIDDGIM 021397,001322: 04,2000 BANK 021398,001323: 021399,001324: 04,2645 COUNT* $$/MIDG 021400,001325: 021401,001326: 04,2645 20000 00000 HALFREV 2DEC 1 B-1 021402,001327: 021403,001328: 04,2647 43014 MIDGIM BON BOFF 021404,001329: 04,2650 01312 AVFLAG 021405,001330: 04,2651 10667 MIDGIM1 021406,001331: 04,2652 02747 COMPUTER 021407,001332: 04,2653 10672 GET.LVC 021408,001333: 021409,001334: # COMPUTE +MGA IF AVFLAG AND COMPUTER HAVE OPPOSITE VALUES. 021410,001335: 021411,001336: 04,2654 53575 GET+MGA VLOAD UNIT # (PL 0D) V (+7) TO MPAC UNITIZE UV (+1) 021412,001337: 04,2655 72441 DOT SL1 # DOT UV WITH Y(STABLE MEMBER) AND RESCALE 021413,001338: 04,2656 01744 REFSMMAT +6 # FROM +2 TO +1 FOR ASIN ROUTINE 021414,001339: 04,2657 51136 ARCSIN BPL 021415,001340: 04,2660 10664 SETMGA 021416,001341: 04,2661 43215 DAD DAD # CONVERT -MGA TO +MGA BY 021417,001342: 04,2662 10646 HALFREV # ADDING ONE REVOLUTION 021418,001343: 04,2663 10646 HALFREV 021419,001344: 04,2664 03626 SETMGA STORE +MGA 021420,001345: 04,2665 43414 CLR RVQ # CLEAR MGLVFLAG TO INDICATE +MGA CALC 021421,001346: 04,2666 02675 MGLVFLAG # AND EXIT 021422,001347: 021423,001348: 04,2667 77614 MIDGIM1 BOFF 021424,001349: 04,2670 02747 COMPUTER 021425,001350: 04,2671 10654 GET+MGA 021426,001351: 021427,001352: # COMPUTE DELVLVC IF AVFLAG AND COMPUTER HAVE SAME VALUES 021428,001353: 021429,001354: 04,2672 53575 GET.LVC VLOAD UNIT # (PL 6D) R (+29) IN MPAC UNITZE UR 021430,001355: 04,2673 03570 RINIT 021431,001356: 04,2674 77676 VCOMP # U(-R) 021432,001357: 04,2675 00023 STORE 18D # U(-R) TO 18D 021433,001358: 04,2676 53435 VXV UNIT # U(-R)*V EQ V*U(R), U(V*R) 021434,001359: 04,2677 03576 VINIT 021435,001360: 04,2700 00015 STORE 12D # U(V*R) TO 12D 021436,001361: 04,2701 53435 VXV UNIT # U(V*R)*U(-R), U((V*R)*(-R)) 021437,001362: 04,2702 00023 18D 021438,001363: 04,2703 24007 STOVL 6D # TRANSFORMATION MATRIX IS IN 6D (+1) 021439,001364: 04,2704 00001 0D # DELTA V (+7) IN 0D 021440,001365: 04,2705 76521 MXV VSL1 # CONVERT FROM INER COOR TO LV COOR (+8) 021441,001366: 04,2706 00007 6D # AND SCALE +7 IN MPAC 021442,001367: 04,2707 03405 STORE DELVLVC # STORE IN DELVLVC (+7( 021443,001368: 04,2710 43414 SET RVQ # SET MGLVFLAG TO INDICATE LVC CALC 021444,001369: 04,2711 02475 MGLVFLAG # AND EXIT 021445,001370: 021446,001371: # ***** END OF MIDGIM ROUTINE ***** 021447,001372: 021448,001373: # Page 494 021449,001374: 04,2712 77160 SELECTMU AXC,1 AXT,2 021450,001375: 04,2713 00002 2D 021451,001376: 04,2714 00000 0D 021452,001377: 04,2715 77614 BOFF 021453,001378: 04,2716 04343 CMOONFLG 021454,001379: 04,2717 10723 SETMUER 021455,001380: 04,2720 77160 AXC,1 AXT,2 021456,001381: 04,2721 00012 10D 021457,001382: 04,2722 00002 2D 021458,001383: 04,2723 66143 SETMUER DLOAD* SXA,1 021459,001384: 04,2724 11744 MUTABLE +4,1 021460,001385: 04,2725 03745 RTX1 021461,001386: 04,2726 23752 STODL* RTSR1/MU 021462,001387: 04,2727 11736 MUTABLE -2,1 021463,001388: 04,2730 54214 BOFF SR 021464,001389: 04,2731 04343 CMOONFLG 021465,001390: 04,2732 10734 RTRNMU 021466,001391: 04,2733 20607 6D 021467,001392: 04,2734 03750 RTRNMU STORE RTMU 021468,001393: 04,2735 43134 SXA,2 CLEAR 021469,001394: 04,2736 03746 RTX2 021470,001395: 04,2737 01271 FINALFLG 021471,001396: 04,2740 77650 GOTO 021472,001397: 04,2741 73002 VN1645 021473,001398: 021474,001399: # Page 495 021475,001400: # ***** PERIAPO ***** 021476,001401: # MOD NO -1 LOG SECTION -- P34-P35, P74-P75 021477,001402: # MOD BY WHITE, P. DATE 18 JAN 68 021478,001403: 021479,001404: # FUNCTIONAL DESCRIPTION 021480,001405: # THIS SUBROUTINE COMPUTES THE TWO BODY APOCENTER AND PERICENTER 021481,001406: # ALTITUDES GIVEN THE POSITION AND VELOCITY VECTORS FOR A POINT ON 021482,001407: # THE TRAJECTORY AND THE PRIMARY BODY. 021483,001408: 021484,001409: # SETRAD IS CALLED TO DETERMINE THE RADIUS OF THE PRIMARY BODY. 021485,001410: 021486,001411: # APSIDES IS CALLED TO SOVE FOR THE TWO BODY RADII OF APOCENTER AND 021487,001412: # PERICENTER AND THE ECCENTRICITY OF THE TRAJECTORY. 021488,001413: 021489,001414: # CALLING SEQUENCE 021490,001415: # L CALL 021491,001416: # L+1 PERIAPO 021492,001417: # L+2 (RETURN -- ALWAYS) 021493,001418: 021494,001419: # INPUT 021495,001420: # (1) RVEC POSITION VECTOR IN METERS 021496,001421: # SCALE FACTOR -- EARTH +29, MOON +27 021497,001422: # (2) VVEC VELOCITY VECTORY IN METERS/CENTISECOND 021498,001423: # SCALE FACTOR -- EARTH +7, MOON +5 021499,001424: # (3) X1 PRIMARY BODY INDICATOR 021500,001425: # EARTH -2, MOON -10 021501,001426: 021502,001427: # OUTPUT 021503,001428: # (1) 2D APOCENTER RADIUS IN METERS 021504,001429: # SCALE FACTOR -- EARTH +29, MOON +27 021505,001430: # (2) 4D APOCENTER ALTITUDE IN METERS 021506,001431: # SCALE FACTOR -- EARTH +29, MOON +27 021507,001432: # (3) 6D PERICENTER RADIUS IN METERS 021508,001433: # SCALE FACTOR -- EARTH +29, MOON +27 021509,001434: # (4) 8D PERICENTER ALTITUDE IN METERS 021510,001435: # SCALE FACTOR -- EARTH +29, MOON +27 021511,001436: # (5) ECC ECCENTRICITY OF CONIC TRAJECTORY 021512,001437: # SCALE FACTOR -- +3 021513,001438: # (6) XXXALT RADIUS OF THE PRIMARY BODY IN METERS 021514,001439: # SCALE FACTOR -- EARTH +29, MOON +27 021515,001440: # (7) PUSHLOC EQUALS 10D 021516,001441: 021517,001442: # SUBROUTINES USED 021518,001443: # SETRAD 021519,001444: # Page 496 021520,001445: # APSIDES 021521,001446: 021522,001447: 22,2000 SETLOC APOPERI 021523,001448: 22,2000 BANK 021524,001449: 021525,001450: 22,3151 COUNT* $$/PERAP 021526,001451: 021527,001452: 22,3151 00302 17755 RPAD 2DEC 6373338 B-29 # STANDARD RADIUS OF PAD 37-B. 021528,001453: # = 20 909 901.57 FT 021529,001454: 021530,001455: 22,3153 53754 PERIAPO1 LXA,2 VSR* 021531,001456: 22,3154 03746 RTX2 021532,001457: 22,3155 57176 0,2 021533,001458: 22,3156 26746 STOVL VVEC 021534,001459: 22,3157 53750 LXA,1 VSR* 021535,001460: 22,3160 03745 RTX1 021536,001461: 22,3161 57176 0,2 021537,001462: 22,3162 02657 STORE RVEC 021538,001463: 22,3163 45020 PERIAPO STQ CALL 021539,001464: 22,3164 01340 NORMEX 021540,001465: 22,3165 45201 SETRAD 021541,001466: 22,3166 37456 STCALL XXXALT 021542,001467: 22,3167 25703 APSIDES 021543,001468: 22,3170 41401 SETPD PUSH # 2D = APOCENTER RADIUS B29 OR B27 021544,001469: 22,3171 00003 2D 021545,001470: 22,3172 65225 DSU PDDL # 4D = APOGEE ALTITUDE B29 OR B27 021546,001471: 22,3173 03456 XXXALT 021547,001472: 22,3174 00001 0D 021548,001473: 22,3175 45206 PUSH DSU # 6D = PERICENTER RADIUS B29 OR B27 021549,001474: 22,3176 03456 XXXALT 021550,001475: 22,3177 52006 PUSH GOTO # 8D = PERIGEE ALTITUDE B29 OR B27 021551,001476: 22,3200 01340 NORMEX 021552,001477: # Page 497 021553,001478: # SETRAD 021554,001479: 22,3201 41545 SETRAD DLOAD PUSH 021555,001480: 22,3202 05152 RPAD 021556,001481: 22,3203 63130 SXA,1 INCR,2 021557,001482: 22,3204 00047 X2 021558,001483: 22,3205 00002 2D 021559,001484: 22,3206 46135 SLOAD BHIZ 021560,001485: 22,3207 00050 X2 021561,001486: 22,3210 45214 SETRADX 021562,001487: 22,3211 51575 VLOAD ABVAL 021563,001488: 22,3212 02026 RLS 021564,001489: 22,3213 77725 PDDL 021565,001490: 22,3214 43545 SETRADX DLOAD RVQ 021566,001491: 021567,001492: # Page 498 021568,001493: # PRECSET 021569,001494: 22,3215 77620 PRECSET STQ 021570,001495: 22,3216 01340 NORMEX 021571,001496: 22,3217 36635 STCALL TDEC2 021572,001497: 22,3220 27105 LEMPREC 021573,001498: 22,3221 77624 CALL 021574,001499: 22,3222 45233 LEMSTORE 021575,001500: 22,3223 77745 DLOAD 021576,001501: 22,3224 02635 TDEC2 021577,001502: 22,3225 34041 STCALL TDEC1 021578,001503: 22,3226 27071 CSMPREC 021579,001504: 22,3227 77624 CALL 021580,001505: 22,3230 45243 CSMSTORE 021581,001506: 22,3231 77650 GOTO 021582,001507: 22,3232 01340 NORMEX 021583,001508: 22,3233 43175 LEMSTORE VLOAD BOFF 021584,001509: 22,3234 00001 RATT 021585,001510: 22,3235 01352 AVFLAG 021586,001511: 22,3236 45247 PASSIVE 021587,001512: 22,3237 27540 ACTIVE STOVL RACT3 021588,001513: 22,3240 00007 VATT 021589,001514: 22,3241 03546 STORE VACT3 021590,001515: 22,3242 77616 RVQ 021591,001516: 22,3243 43175 CSMSTORE VLOAD BOFF 021592,001517: 22,3244 00001 RATT 021593,001518: 22,3245 01352 AVFLAG 021594,001519: 22,3246 45237 ACTIVE 021595,001520: 22,3247 27554 PASSIVE STOVL RPASS3 021596,001521: 22,3250 00007 VATT 021597,001522: 22,3251 03562 STORE VPASS3 021598,001523: 22,3252 77616 RVQ 021599,001524: 021600,001525: # Page 499 021601,001526: # VECSHIFT 021602,001527: 22,3253 53754 VECSHIFT LXA,2 VSR* 021603,001528: 22,3254 03746 RTX2 021604,001529: 22,3255 57176 0,2 021605,001530: 22,3256 63350 LXA,1 PDVL 021606,001531: 22,3257 03745 RTX1 021607,001532: 22,3260 63257 VSR* PDVL 021608,001533: 22,3261 57176 0,2 021609,001534: 22,3262 77616 RVQ 021610,001535: 021611,001536: # Page 500 021612,001537: # SHIFTR1 021613,001538: 22,3263 53754 SHIFTR1 LXA,2 SL* 021614,001539: 22,3264 03746 RTX2 021615,001540: 22,3265 57576 0,2 021616,001541: 22,3266 77616 RVQ 021617,001542: 021618,001543: # Page 501 021619,001544: # PROGRAM DESCRIPTION 021620,001545: 021621,001546: # SUBROUTINE NAME R36 OUT-OF-PLANE RENDEZVOUS ROUTINE 021622,001547: # MOD NO. 2 DATE 2 JANUARY 1969 021623,001548: # MOD BY A.W.BANCROFT LOG SECTION EXTENDED VERBS 021624,001549: 021625,001550: # FUNCTIONAL DESCRIPTION 021626,001551: 021627,001552: # TO DISPLAY AT ASTRONAUT REQUEST LGC CALCULATED RENDEZVOUS 021628,001553: # OUT-OF-PLANE PARAMETERS (Y, YDOT, PSI). (REQUESTED BY DSKY). 021629,001554: 021630,001555: # CALLING SEQUENCE 021631,001556: # ASTRONAUT REQUEST THROUGH DSKY V 90 E 021632,001557: 021633,001558: # SUBROUTINES CALLED 021634,001559: # EXDSPRET 021635,001560: # GOMARKF 021636,001561: # CSMPREC 021637,001562: # LEMPREC 021638,001563: # SGNAGREE 021639,001564: # LOADTIME 021640,001565: 021641,001566: # NORMAL EXIT MODES 021642,001567: # ASTRONAUT REQUEST THROUGH DSKY TO TERMINATE PROGRAM V 34 E 021643,001568: 021644,001569: # ALARM OR ABORT EXIT MODES 021645,001570: # NONE 021646,001571: 021647,001572: # OUTPUT 021648,001573: # DECIMAL DISPLAY OF TIME, Y, YDOT AND PSI 021649,001574: 021650,001575: # DISPLAYED VALUES Y, YDOT, AND PSI, ARE STORED IN ERASABLE 021651,001576: # REGISTERS RANGE, RRATE, AND RTHETA RESPECTIVELY. 021652,001577: 021653,001578: # ERASABLE INITIALIZATION REQUIRED 021654,001579: # CSM AND LEM STATE VECTORS 021655,001580: 021656,001581: # DEBRIS 021657,001582: # CENTRALS A,Q,L 021658,001583: # OTHER: THOSE USED BY THE ABOVE LISTED SUBROUTINES 021659,001584: 021660,001585: 20,2164 BANK 20 021661,001586: 20,2000 SETLOC R36CM 021662,001587: 20,2000 BANK 021663,001588: # Page 502 021664,001589: 20,2164 E4,1726 EBANK= RPASS36 021665,001590: 021666,001591: 20,2164 41,3727 SBANK= R36A 021667,001592: 20,2164 COUNT* $$/R36 021668,001593: 021669,001594: 20,2164 35016 R36 CAF TWO 021670,001595: 20,2165 55051 TS OPTIONX 021671,001596: 20,2166 35017 CAF ONE 021672,001597: 20,2167 55052 TS OPTIONX +1 021673,001598: 20,2170 32200 CAF OPTION36 # V 04 N 12 021674,001599: 20,2171 04662 TC BANKCALL 021675,001600: 20,2172 20561 CADR GOXDSPF 021676,001601: 20,2173 05534 TC ENDEXT # TERMINATE 021677,001602: 20,2174 02176 TC +2 # PROCEED 021678,001603: 20,2175 02170 TC -5 # R2 LOADED VIA DSKY 021679,001604: 20,2176 04701 TC POSTJUMP 021680,001605: 20,2177 63727 CADR R36A 021681,001606: 021682,001607: 20,2200 01014 OPTION36 VN 0412 021683,001608: 021684,001609: 41,2000 SETLOC R36LM 021685,001610: 41,2000 BANK 021686,001611: 021687,001612: 41,3727 22007 R36A ZL 021688,001613: 41,3730 35021 CAF ZERO # SET TIME OF EVENT TO ZERO FOR FIRST 021689,001614: 41,3731 53052 DXCH DSPTEMX # DISPLAY 021690,001615: 41,3732 23742 LXCH OPTIONY # SAVE VEH. OPTION 021691,001616: 41,3733 33775 R36P3 CAF V06N16N 021692,001617: 41,3734 04662 TC BANKCALL 021693,001618: 41,3735 20561 CADR GOMARKF 021694,001619: 41,3736 15534 TCF ENDEXT # TERMINATE 021695,001620: 41,3737 13741 TCF +2 # PROCEED 021696,001621: 41,3740 13733 TCF -5 # RECYCLE FOR ASTRONAUT INPUT TIME 021697,001622: 41,3741 53052 DXCH DSPTEMX 021698,001623: 41,3742 00006 EXTEND 021699,001624: 41,3743 13764 BZF LREGCHK # A-REG ZERO GOTO CHECK L-REG FOR ZERO 021700,001625: 41,3744 52155 ASTROTIM DXCH MPAC # A-REG NON-ZERO, TIME = ASTRO INPUT TIME 021701,001626: 41,3745 06006 TC INTPRET 021702,001627: 41,3746 52034 RTB GOTO 021703,001628: 41,3747 45716 DPMODE 021704,001629: 41,3750 65521 R36INT 021705,001630: 021706,001631: 42,2000 SETLOC R36LM1 021707,001632: 42,2000 BANK 021708,001633: 021709,001634: 42,3521 00041 R36INT STORE TDEC1 021710,001635: 42,3522 70535 SLOAD SR1 021711,001636: 42,3523 02343 OPTIONY 021712,001637: 42,3524 45030 BHIZ CALL 021713,001638: 42,3525 65531 R36PROG2 # FOR CSM DISPLAY 021714,001639: # Page 503 021715,001640: 42,3526 27071 THISPREC # FOR LEM DISPLAY 021716,001641: 42,3527 77650 GOTO 021717,001642: 42,3530 65533 R36PROG3 021718,001643: 42,3531 77624 R36PROG2 CALL 021719,001644: 42,3532 27105 OTHPREC 021720,001645: 42,3533 63375 R36PROG3 VLOAD PDVL 021721,001646: 42,3534 00007 VATT 021722,001647: 42,3535 00001 RATT # _ 021723,001648: 42,3536 02327 STORE RPASS36 # R 021724,001649: 42,3537 63256 UNIT PDVL # P 021725,001650: 42,3540 53435 VXV UNIT # - 021726,001651: 42,3541 77626 STADR 021727,001652: 42,3542 61442 STODL UNP36 # U 021728,001653: 42,3543 00015 TAT 021729,001654: 42,3544 00041 STORE TDEC1 021730,001655: 42,3545 70535 SLOAD SR1 021731,001656: 42,3546 02343 OPTIONY 021732,001657: 42,3547 45030 BHIZ CALL 021733,001658: 42,3550 65554 R36PROG4 # FOR CSM DISPLAY 021734,001659: 42,3551 27105 OTHPREC # FOR LEM DISPLAY 021735,001660: 42,3552 77650 GOTO 021736,001661: 42,3553 65556 R36PROG5 021737,001662: 42,3554 77624 R36PROG4 CALL 021738,001663: 42,3555 27071 THISPREC 021739,001664: 42,3556 63375 R36PROG5 VLOAD PDVL # _ 021740,001665: 42,3557 00007 VATT # VELOCITY VECTOR V 00D 021741,001666: 42,3560 00001 RATT # A 021742,001667: 42,3561 77725 PDDL 021743,001668: 42,3562 00015 TAT # SAVE TIME IN LOCATION 30D FOR REDISPLAY 021744,001669: 42,3563 24037 STOVL 30D # _ 021745,001670: 42,3564 41406 PUSH PUSH # POSITION VECTOR R IN 06D AND 12D 021746,001671: 42,3565 63245 BVSU PDVL # _A _ 021747,001672: 42,3566 02327 RPASS36 # LINE OF SIGHT VECTOR R - R 12D 021748,001673: 42,3567 72441 DOT SL1 # P A 021749,001674: 42,3570 02335 UNP36 # _ _ 021750,001675: 42,3571 26321 STOVL RANGE # Y = U . R 021751,001676: 42,3572 00001 00D # A 021752,001677: 42,3573 72441 DOT SL1 021753,001678: 42,3574 02335 UNP36 # . _ _ 021754,001679: 42,3575 26323 STOVL RRATE # Y = U . V 021755,001680: 42,3576 00007 06D # _ A 021756,001681: 42,3577 41456 UNIT PUSH # U = UNIT ( R ) 18D 021757,001682: 42,3600 47235 VXV VXV # RA A 021758,001683: 42,3601 00001 00D # _ _ _ _ 021759,001684: 42,3602 00023 18D # (U X V ) X U = U 021760,001685: 42,3603 53552 VSL2 UNIT # RA A RA A 021761,001686: 42,3604 52056 UNIT GOTO 021762,001687: 42,3605 61600 R36B 021763,001688: 021764,001689: 40,2000 SETLOC R36CM1 021765,001690: # Page 504 021766,001691: 40,2000 BANK 021767,001692: 021768,001693: 40,3600 24001 R36B STOVL 00D # UNIT HORIZONTAL IN FORWARD DIR. 00D 021769,001694: 40,3601 00023 18D 021770,001695: 40,3602 74241 DOT VXSC # _ 021771,001696: 40,3603 00015 12D # U 021772,001697: 40,3604 77752 VSL2 # L 021773,001698: 40,3605 53445 BVSU UNIT 021774,001699: 40,3606 77656 UNIT 021775,001700: 40,3607 50206 PUSH DOT # LOS PROJECTED INTO HORIZONTAL 12D 021776,001701: 40,3610 00001 00D # PLANE 021777,001702: 40,3611 65552 SL1 ARCCOS # _ _ 021778,001703: 40,3612 26325 STOVL RTHETA # PSI = ARCCOS(U . U ) 021779,001704: 40,3613 50235 VXV DOT # A L 021780,001705: 40,3614 00001 00D 021781,001706: 40,3615 71244 BPL DLOAD 021782,001707: 40,3616 63751 R36TAG2 021783,001708: 40,3617 15343 DPPOSMAX 021784,001709: 40,3620 77625 DSU 021785,001710: 40,3621 02325 RTHETA 021786,001711: 40,3622 36325 STCALL RTHETA 021787,001712: 40,3623 63751 R36TAG2 021788,001713: 021789,001714: 41,2000 SETLOC R36LM 021790,001715: 41,2000 BANK 021791,001716: 021792,001717: 41,3751 47145 R36TAG2 DLOAD RTB 021793,001718: 41,3752 00037 30D 021794,001719: 41,3753 45544 SGNAGREE 021795,001720: 41,3754 01052 STORE DSPTEMX 021796,001721: 41,3755 77776 EXIT 021797,001722: 41,3756 33776 CAF V06N90N # DISPLAY Y, YDOT, AND PSI. 021798,001723: 41,3757 04662 TC BANKCALL 021799,001724: 41,3760 20561 CADR GOMARKF 021800,001725: 41,3761 15534 TCF ENDEXT # TERMINATE 021801,001726: 41,3762 15534 TCF ENDEXT # PROCEED, END OF PROGRAM 021802,001727: 41,3763 13733 TCF R36P3 # REDISPLAY OUTPUT 021803,001728: 41,3764 56001 LREGCHK XCH L 021804,001729: 41,3765 00006 EXTEND 021805,001730: 41,3766 13771 BZF ENTTIM2 # L-REG ZERO, SET TIME = PRESENT TIME 021806,001731: 41,3767 56001 XCH L # L-REG NON ZERO, TIME = ASTRO INPUT TIME 021807,001732: 41,3770 13744 TCF ASTROTIM 021808,001733: 41,3771 06006 ENTTIM2 TC INTPRET 021809,001734: 41,3772 52034 RTB GOTO 021810,001735: 41,3773 45510 LOADTIME 021811,001736: 41,3774 65521 R36INT 021812,001737: 41,3775 01420 V06N16N VN 00616 021813,001738: 41,3776 01532 V06N90N VN 00690 021814,001739: 41,3777 30,2000 SBANK= LOWSUPER End of include-file P34-35_P74-75.agc. Parent file is MAIN.agc