Month,Day,Year,1995-12-02,Affected,Day of Year,Flight Day,Time (UTC),Event DEC,2,1995,,Spacecraft,336,1,8:08,Launch DEC,2,1995,,Spacecraft,336,1,10:10,Separation from Centaur DEC,2,1995,,Spacecraft,336,1,10:14,Telemetry acquired (delayed by ~ 3 min.) DEC,2,1995,,Spacecraft,336,1,10:19,Solar Array deployed DEC,2,1995,,Spacecraft,336,1,16:48,Fail-over to Gyro Mode DEC,2,1995,,Spacecraft,336,1,18:30,High Gain Antenna deployed DEC,3,1995,,Spacecraft,337,2,2:04,Thermal Reconfiguration (GOLF Sub.Htr.) DEC,4,1995,,Spacecraft,338,3,0:10,MCC1 X-1 Burn DEC,4,1995,,Spacecraft,338,3,2:05,"ESR-1 (Emergency Sun Reorientation), by roll rate; failure was ACU Reset" DEC,4,1995,,Spacecraft,338,3,18:00,MCC1 X-2 Burn DEC,4,1995,,Spacecraft,338,3,19:18,Fail-over to Gyro Mode DEC,14,1995,,Spacecraft,348,13,0:27,Momentum Management; +3500/+600/+1000 DEC,14,1995,,Spacecraft,348,13,5:50,Roll to nominal attitude complete DEC,14,1995,,Spacecraft,348,13,16:15,Fail-over to Gyro Mode DEC,15,1995,,Spacecraft,349,14,4:34,Fail-over to Gyro Mode DEC,17,1995,,Spacecraft,351,16,6:46,Fail-over to Gyro Mode DEC,18,1995,,Spacecraft,352,17,16:41,Tape Recorder Maintenance DEC,23,1995,,Spacecraft,357,22,13:37,Onboard Time Frequency Adjustment DEC,26,1995,,Spacecraft,360,25,23:33,Onboard Time Frequency Adjustment ,,,,,,,, JAN,5,1996,,Spacecraft,5,35,5:40,MCC2 X-1 Burn JAN,13,1996,,Spacecraft,13,43,14:31,Onboard Time Frequency Adjustment JAN,16,1996,,Spacecraft,16,46,18:25,Momentum Management; -1200/+1000/+3200 FEB,1,1996,,Spacecraft,32,62,10:16,Fail-over to Gyro Mode FEB,14,1996,,Spacecraft,45,75,17:00,Halo Orbit Insertion Manoeuvre (HOI) FEB,14,1996,,Spacecraft,45,75,19:01,Reaction Wheel 4 Commissioning FEB,16,1996,,GOLF,47,77,16:11,GOLF power cycle for re-boot (4 minutes) FEB,17,1996,,Spacecraft,48,78,14:45,"Offset Tests:FPSS Pi&Ya; Golf: Ro,Pi,Ya (PCPG)" FEB,21,1996,,GOLF,52,82,5:52,J2 - Golf Oscillation Tests - Yaw (PCPG) FEB,22,1996,,GOLF,53,83,2:30,J2 - Golf Oscillation Tests - Pitch (PCPG) FEB,24,1996,,Spacecraft,55,85,9:52,Fail-over to Gyro Mode FEB,26,1996,,Spacecraft,57,87,21:56,"Telemetry Submodes 2,3,4 tested" MAR,2,1996,,Spacecraft,62,92,14:52,Tape Recorder Maintenance MAR,5,1996,,Spacecraft,65,95,21:02,Fail-over to Gyro Mode MAR,7,1996,,Spacecraft,67,97,13:32,FPSS Pitch reference updated to -810 arcsec MAR,11,1996,,Spacecraft,71,101,18:50,"COBS patch for ACU Reset Monitoring (via ""troubleshoot"" function)" MAR,14,1996,,Spacecraft,74,104,16:13,"ACU Patch 5 uplinked (SEU's are screened by ""staircase filter""); name:CSEA003" MAR,15,1996,,Spacecraft,75,105,8:00,GOLF Roll Oscillations +/-45 arcsec for 16 hrs (PCPG) MAR,18,1996,,Spacecraft,78,108,21:56,Momentum Management; +2350/-3010/+958 MAR,19,1996,,Spacecraft,79,109,16:58,"J1 Test - 360 degree roll, steps of 30,45 and 90 degrees" MAR,20,1996,,Spacecraft,80,110,16:45,Wheels Test and MMM: -1200/+1000/+3000 MAR,20,1996,,Spacecraft,80,110,22:45,Halo Orbit Insertion Manoeuvre (HOI) - Trim MAR,21,1996,,GOLF,81,111,18:18,GOLF commissions redundant channel MAR,26,1996,,VIRGO,86,116,15:46,VIRGO LOI Door opened with COBS Patch APR,3,1996,,Spacecraft,94,124,17:10,J3 - FPSS Trim -10 arcmin North (in 50 min) 20 moves APR,4,1996,,Spacecraft,95,125,12:20,J3 - FPSS Trim - 20 arcmin East (in 55 min) 40 moves APR,13,1996,,Spacecraft,104,134,16:55,Fail-over to Gyro Mode APR,16,1996,,Spacecraft,107,137,23:13,FPSS Pitch Bias set 3.3 arcmin APR,19,1996,,Spacecraft,110,140,19:21,Onboard Time Frequency Adjustment APR,21,1996,,Spacecraft,112,142,17:11,Fail-over to Gyro Mode APR,24,1996,1996-04-27,MDI,115,145,,"MDI Continuous Coverage, 3 days until 119/08:30" APR,26,1996,,Spacecraft,117,147,15:32,Fail-over to Gyro Mode MAY,16,1996,,Spacecraft,137,167,20:45,Tape Recorder Maintenance MAY,17,1996,,Spacecraft,138,168,22:56,Momentum Management; -2000/+1000/-1000 MAY,20,1996,,"CDS,SUMER",141,171,23:30,"Roll 90 degrees for CDS, SUMER (JOP2)" MAY,22,1996,,Spacecraft,143,173,19:40,Momentum Management; -800/+1000/-800 MAY,23,1996,,Spacecraft,144,174,0:02,SK-1; X-1; (141 sec) MAY,23,1996,1996-08-26,MDI,144,174,,"MDI Continuous Coverage, 2 months until 206/04:30" MAY,26,1996,,Spacecraft,147,177,18:18,Fail-over to Gyro Mode JUN,25,1996,,Spacecraft,177,207,13:46,Onboard Time Frequency Adjustment JUN,27,1996,,Spacecraft,179,209,18:05,Momentum Management; -1200/+1000/+3000 JUL,24,1996,,Spacecraft,206,236,16:52,Fail-over to Gyro Mode JUL,26,1996,,Spacecraft,208,238,19:31,Fail-over to Gyro Mode JUL,27,1996,1996-08-29,SWAN,209,239,20:39,SWAN powered off until July 29 at 15:01 JUL,30,1996,,Spacecraft,212,242,18:41,Fail-over to Gyro Mode AUG,18,1996,1996-08-22,MDI,231,261,,"MDI Continuous Coverage, 3 days until 235/03:10" AUG,18,1996,1996-11-29,CELIAS,231,261,19:06,"CTOF (CELIAS) power -off untill Nov 29,96" SEP,3,1996,,Spacecraft,247,277,17:55,Fail-over to Gyro Mode SEP,9,1996,1996-09-12,VIRGO,253,283,15:48,"VIRGO ""safe "" mode (low power) untill Sept.12, 19:50" SEP,11,1996,,Spacecraft,255,285,19:59,Reaction Wheel 4 maintenance SEP,11,1996,,Spacecraft,255,285,20:42,Momentum Management; -1200/+1000/+3000 SEP,11,1996,,Spacecraft,255,285,23:15,SK-2; X-1; ( 210 sec) SEP,12,1996,,Spacecraft,256,286,15:15,"ACU Patch 6 uplinked (""star jump filter""); name: CSEA004" SEP,17,1996,1996-09-20,MDI,261,291,,"MDI Continuous Coverage, 3 days until 265/01:35" OCT,1,1996,,Spacecraft,275,305,15:49,Tape Recorder Maintenance OCT,4,1996,,Spacecraft,278,308,14:50,Onboard Time Frequency Adjustment OCT,13,1996,,Spacecraft,287,317,2:28,Fail-over to Gyro Mode OCT,13,1996,,Spacecraft,287,317,18:32,Fail-over to Gyro Mode OCT,17,1996,1996-10-20,MDI,291,321,,"MDI Continuous Coverage, 3 days until 295/07:30" OCT,20,1996,,Spacecraft,294,324,21:26,Fail-over to Gyro Mode NOV,9,1996,,Spacecraft,314,344,21:53,Momentum Management; +1800/+800/+3000 NOV,10,1996,,Spacecraft,315,345,15:41,Fail-over to Gyro Mode NOV,16,1996,1996-11-16,MDI,321,351,,"MDI Continuous Coverage, 3 days until 325/00:30" NOV,20,1996,,Spacecraft,325,355,21:05,FPSS Off-pointing by 10 arcsec Pitch and Yaw NOV,21,1996,,Spacecraft,326,356,16:29,Roll to 45 and 90 degrees NOV,22,1996,,Spacecraft,327,357,7:15,Roll back from 90 to 0 degrees NOV,22,1996,,Spacecraft,327,357,17:07,Momentum Management; +500/+1000/+2500 NOV,30,1996,,Spacecraft,335,365,16:22,Fail-over to Gyro Mode DEC,2,1996,,Spacecraft,337,367,15:23,Tape Recorder Maintenance DEC,4,1996,,Spacecraft,339,369,18:30,Telemetry Submode 2 tested for 4 hrs DEC,5,1996,,Spacecraft,340,370,13:00,Telemetry Submode 3 tested for 3 hrs DEC,15,1996,,Spacecraft,350,380,,"MDI Continuous Coverage, 3 days until 354/01:50" ,,,,,,,, JAN,14,1997,,Spacecraft,14,410,16:39,"SK-3; ( X 1=16sec, X 2=3.6sec)" JAN,14,1997,,Spacecraft,14,410,23:53,Fail-over to Gyro Mode JAN,15,1997,1997-01-18,MDI,15,411,,"MDI Continuous Coverage, 3 days (until 018/21:50)" JAN,21,1997,,Spacecraft,21,417,21:55,Fail-over to Gyro Mode JAN,30,1997,,Spacecraft,30,426,14:44,SSU staircase threshold for fail-over to gyro: increased from 5 to 30 FEB,1,1997,,Spacecraft,32,428,17:30,Tape Recorder Maintenance FEB,10,1997,,Spacecraft,41,437,17:00,Telemetry Submode 5 (new) replaces submode 1 FEB,11,1997,,Spacecraft,42,438,17:01,Telemetry Submode 6 (new) tested for 4 hrs FEB,13,1997,1997-02-16,MDI,44,440,,"MDI Continuous Coverage, 3 days (until 048/05:30)" FEB,13,1997,,Spacecraft,44,440,19:41,"SEU counter trace with COBS min/max channels 15,16" FEB,15,1997,,Spacecraft,46,442,10:26,Thermal Reconfiguration (CEPAC/ESU hot) MAR,6,1997,,Spacecraft,65,461,9:08,Fail-over to Gyro Mode (2hrs in RMW) MAR,12,1997,,Spacecraft,71,467,,"MDI Continuous Coverage, 3 days (until 075/04:20)" MAR,18,1997,,Spacecraft,77,473,17:50,Wheel 4 maint. & Momentum Mgmt: 2517/-3103/1615 (till 22:40) MAR,20,1997,,Spacecraft,79,475,12:02,Two Rolls for MDI&SWAN; 12 *30 deg.& 4*90 deg. (till 02:33) MAR,21,1997,,Spacecraft,80,476,5:37,"HGA points to center of earth, not to station D16 from now on" APR,2,1997,,Spacecraft,92,488,17:45,Tape Recorder Maintenance APR,10,1997,,Spacecraft,100,496,10:10,Fail-over to Gyro Mode (6.1 hrs in RMW) APR,11,1997,,Spacecraft,101,497,17:09,Mom. Mgmt. (-501/512/1589) APR,11,1997,,Spacecraft,101,497,,"SK-4; Delta-V = - 0.19 m/s, burn time 1.5 min, fuel used 0.21 kg; NM at 22:50" APR,13,1997,1997-07-13,MDI,103,499,,"MDI Continuous Coverage, 3 months (until 195/04:20)" APR,23,1997,,Spacecraft,113,509,3:20,Spacecraft Receiver 1 lost lock APR,28,1997,,Spacecraft,118,514,19:51,Spacecraft Receiver 1 lock frequency found @ 2066.86 Mhz MAY,2,1997,,Spacecraft,122,518,14:59,OBT Freqency Adjustment MAY,19,1997,,Spacecraft,139,535,,"Medoc Campaign #1, run for 3 weeks until June 6,1997" MAY,29,1997,,Spacecraft,149,545,9:28,Fail-over to Gyro Mode (3 hrs in RMW) JUN,1,1997,,Spacecraft,152,548,21:00,Tape Recorder Maintenance JUN,13,1997,,Spacecraft,164,560,,SSU Staircase Filter changed from 30 to 60 in AOCS Software AUG,1,1997,,Spacecraft,213,609,16:00,Tape Recorder Maintenance AUG,1,1997,,Spacecraft,213,609,20:26,Fail-over to Gyro Mode (52 min in RMW) AUG,10,1997,1997-08-13,MDI,222,618,,"MDI Continuous Coverage, 3 days (until 226/03:50)" SEP,1,1997,,Spacecraft,244,640,15:33,Momentum Management preparing for roll; fuel 53 gr.;done 18:36 SEP,2,1997,,Spacecraft,245,641,14:50,Fail-over to Gyro Mode (75 min in RMW) SEP,3,1997,1997-09-04,Spacecraft,246,642,8:32,"Roll;dwell: @ 45 deg. 1.5 hrs, @ 90 deg. 12 hrs; done 247/00:09" SEP,3,1997,,Spacecraft,246,642,16:06,Fail-over to Gyro Mode (114 min in RMW) during dwell @ 90 deg SEP,4,1997,,Spacecraft,247,643,1:00,"Switch to Communications Back-up (TM low rate), recovered: 7:39" SEP,4,1997,,Spacecraft,247,643,16:51,Wheel 4 Maintenance & Mom. Mgmt. (-500/500/1600); done 19:00 SEP,4,1997,,Spacecraft,247,643,21:49,"SK-5; Delta-V = - 1.9 m/s, burn time 15.5 min, fuel used 2 kg; done 00:18" SEP,11,1997,1997-09-14,MDI,254,650,,"MDI Continuous Coverage, 3 days (until 258/05:20)" SEP,25,1997,,Spacecraft,268,664,19:07,"Test of new TM submode 3, until 24:00" SEP,26,1997,,Spacecraft,268,664,15:10,"Test of new TM submode 2, until 19:05" OCT,7,1997,1997-10-11,MDI,280,676,,"MDI Continuous Coverage, 3 days (until Oct.11, 04:35)" OCT,8,1997,,CDS,281,677,13:30,CDS processor swap (to remedy the watch dog triggering) OCT,13,1997,,Spacecraft,286,682,22:14,Fail-over to Gyro Mode (2 hrs in RMW) OCT,27,1997,,Spacecraft,300,696,,"Medoc Campaign #2, run for 3 weeks until Nov.9,1997" OCT,30,1997,,Spacecraft,303,699,15:02,Fail-over to Gyro Mode (50 min in RMW) NOV,5,1997,1997-11-09,MDI,309,705,,"MDI Continuous Coverage, until Nov. 9 at 06:00)" NOV,6,1997,,Spacecraft,310,706,17:31,Fail-over to Gyro Mode (76 min in RMW) due to X9.4 flare in AR8100 NOV,7,1997,,Spacecraft,311,707,0:51,"Fail-over to Gyro Mode, 3 times (4 hrs, 41 min total in RMW)" NOV,19,1997,1997-11-20,Spacecraft,323,719,14:40,"ESR-2, by off-pointing (ACU power failure), recovered Nov.20 at 15:43" NOV,20,1997,,Spacecraft,324,720,10:20,"Switch to Communications Back-up (TM low rate), recovered:12:33" NOV,29,1997,,Spacecraft,333,729,14:05,"Wheel 4 Maint.,Mom. Mgmt. (3000/500/1800)" NOV,29,1997,,Spacecraft,333,729,20:45,"SK-6, Delta -V = + 0.04 m/s, 15 sec burn, fuel 0.03 kg " DEC,11,1997,1997-12-15,MDI,345,741,,"MDI Continuous Coverage, (until Dec.15, 07:00)" DEC,15,1997,,Spacecraft,349,745,14:45,OBT Freqency Adjustment DEC,19,1997,,Spacecraft,353,749,18:00,Mom. Mgmt. (3000/500/1800) & SK 07; done 20:38 (result of ESR) DEC,19,1997,,Spacecraft,353,749,20:30,"SK-7, Delta -V = - 0.4 m/s, 3min burn, fuel 0.42 kg " ,,,,Spacecraft,,,, JAN,30,1998,,Spacecraft,30,791,1:54,Fail-over to Gyro Mode (2 hours in RMW) FEB,27,1998,,Spacecraft,58,819,23:49,"Fail-over to Gyro Mode (1 hr, 42 min in RMW)" MAR,2,1998,,Spacecraft,61,822,14:00,"New Telemetry Subformat 3 test, ran until Warm Start-up" MAR,3,1998,,Spacecraft,62,823,9:02,DHSS Warm Start-Up MAR,3,1998,,Spacecraft,62,823,19:03,ESR-3 by off-pointing MAR,3,1998,1998-03-04,Spacecraft,62,823,22:53,ESR-4 by roll rate; back to Normal Mode: March 5 at 00:04 UT MAR,14,1998,,Spacecraft,73,834,,OBT Frequency Adjustment. MAR,25,1998,1998-03-26,VIRGO,85,846,2:40,"VIRGO ""safe"" mode (low power) until Mar. 26, @00:00" APR,8,1998,,Spacecraft,98,859,,OBT Frequency Adjustment. APR,10,1998,,Spacecraft,100,861,11:13,Fail-over to Gyro Mode (2 hrs 26 min in RMW) APR,17,1998,,Spacecraft,107,868,18:52,"SK-8, Delta V = 1.4 m/sec, 11 min burn, 1.5kg fuel" APR,20,1998,,Spacecraft,110,871,3:58,Fail-over to Gyro Mode (2 hrs in RMW) MAY,1,1998,,Spacecraft,121,882,17:35,"Fail-over to Gyro-Mode (1 hr, 20 min in RMW)" MAY,1,1998,1998-05-07,MDI,121,882,,"MDI Continuous Coverage (until May 7, 21:30 UT)" JUN,11,1998,1998-06-18,MDI,162,923,,"MDI Continuous Coverage (until June 18, 05:30 UT)" JUN,24,1998,,Spacecraft,175,936,23:16,ESR-5 by (false) roll rate JUN,25,1998,,Spacecraft,176,937,2:35,ESR-6 by roll rate JUN,25,1998,,Spacecraft,176,937,4:38,ESR-7 by off-pointing JUN,25,1998,,Spacecraft,176,937,4:43,Loss of Telemetry JUL,23,1998,,Spacecraft,204,965,10:00,RADAR from DSN & Arecibo determine SOHO position and Spin Rate AUG,3,1998,,Spacecraft,215,976,22:51,SOHO Telemetry carrier signal received by DSN AUG,8,1998,,Spacecraft,220,981,23:14,"Reception of Telemetry, Batteries charging" AUG,9,1998,,Spacecraft,221,982,,Payload RTU switched ON AUG,12,1998,,Spacecraft,224,985,23:39,Begin of hydrazine tank thawing AUG,28,1998,,Spacecraft,240,1001,23:02,Completion of hydrazine tank thawing; AUG,30,1998,,Spacecraft,242,1003,,Begin of hydrazine lines thawing SEP,16,1998,,Spacecraft,259,1020,5:45,Begin of Attitude Recovery SEP,16,1998,,Spacecraft,259,1020,18:29,ESR-8 (Commanded as part of the recovery) SEP,16,1998,,Spacecraft,259,1020,18:30,SOHO locks onto the sun SEP,22,1998,,Spacecraft,265,1026,19:35,ESR-9 by (false) off-pointing SEP,22,1998,,Spacecraft,265,1026,21:32,DHSS Warm start-up SEP,23,1998,,Spacecraft,266,1027,16:58,Attitude Control in Roll Maneuver Wheels Mode SEP,25,1998,,Spacecraft,268,1029,18:00,"SK-9, Delta - V = - 6.21 m/sec, 45.5 min burn, 6.7 kg fuel (in 2 segments)" SEP,25,1998,,Spacecraft,268,1029,19:52,Attitude Control in Normal Mode OCT,1,1998,,Spacecraft,274,1035,12:15,"SSU Patch, repeated on Oct.2" OCT,4,1998,,Spacecraft,277,1038,13:15,Fail-over to Gyro Mode (0.5 hrs in RMW) OCT,5,1998,,SUMER,278,1039,18:20,SUMER power ON post recovery OCT,6,1998,,VIRGO,279,1040,17:53,VIRGO power ON post recovery OCT,7,1998,,Spacecraft,280,1041,18:52,Offset -198 arcsec OCT,7,1998,,Spacecraft,280,1041,13:55,Fail-over to Gyro Mode (0.5 hrs in RMW) OCT,8,1998,,GOLF,281,1042,17:38,GOLF power ON post recovery OCT,9,1998,,CEPAC,282,1043,10:35,CEPAC power ON post recovery OCT,10,1998,,UVCS,283,1044,17:28,UVCS power ON post recovery OCT,12,1998,,MDI,285,1046,19:42,MDI power ON post recovery OCT,13,1998,,LASCO,286,1047,17:22,LASCO power ON post recovery OCT,12,1998,,Spacecraft,286,1047,17:26,Fail-over to Gyro Mode (0.5 hrs in RMW) OCT,13,1998,1998-14-10,Spacecraft,287,1048,15:46,"OSR & FPSS duty cycle to 20%, to zero Oct 14" OCT,16,1998,,Spacecraft,289,1050,21:42,Mom. Mgmt. (-666/602/2357) & roll from 53 to 3 deg OCT,16,1998,,Spacecraft,289,1050,,"SK-10, Delta - V = 2.4 m/sec" OCT,17,1998,,Spacecraft,290,1051,8:17,Fail-over to Gyro Mode (1.7 hrs in RMW) OCT,17,1998,,Spacecraft,290,1051,18:52,Fail-over to Gyro Mode (0.4 hrs in RMW) OCT,17,1998,,CDS,290,1051,19:51,CDS power ON post recovery OCT,17,1998,,Spacecraft,290,1051,21:11,Fail-over to Gyro Mode (0.6 hrs in RMW) OCT,18,1998,,SWAN,291,1052,17:23,SWAN power ON post recovery OCT,19,1998,,Spacecraft,292,1053,18:17,Close LV-B OCT,23,1998,,Spacecraft,296,1057,15:35,"X-Panel duty cycle decreased by 20% (TCS2, TCS3)" OCT,24,1998,,CELIAS,297,1058,17:59,CELIAS power ON post recovery NOV,4,1998,,Spacecraft,308,1069,,Instrument Recommissioning Ends NOV,12,1998,,Spacecraft,316,1077,,Instrument Prep. for Leonids Begins NOV,13,1998,,Spacecraft,317,1078,19:46,Mom. Mgmt (-719/911/1173) & SK-11 (2m/sec) NOV,15,1998,,Spacecraft,319,1080,18:30,Roll to -120 degrees (protect for Leonids) NOV,20,1998,,Spacecraft,324,1085,,SSU Patch; this time successful NOV,22,1998,,Spacecraft,326,1087,,Instrument Recovery from Leonids Ends DEC,21,1998,,Spacecraft,355,1116,17:49,ESR-10 by off-pointing (loss of the last gyro) DEC,21,1998,,Spacecraft,355,1116,23:30,Started with roll rate braking (thruster 5B) ,,,,,,,, JAN,7,1999,,Spacecraft,7,1133,22:40,"SK-12 (in ESR), Delta-V = -8.1 m/s, segment 1/2/3/4 = 5/15/28/15 min, fuel 8.6 kg" JAN,8,1999,,Spacecraft,8,1134,15:47,Gyro B Test JAN,8,1999,,Spacecraft,8,1134,19:58,Start reduction of yaw rate JAN,19,1999,,Spacecraft,19,1145,18:30,"SK-13 (in ESR), Delta-V = - 8.6 m/s, segment 1/2/3: 20/30/20 min, fuel 9.2 kg" JAN,20,1999,,Spacecraft,20,1146,,Reaction wheels spinning and wheel 4 maintenance JAN,26,1999,,Spacecraft,26,1152,19:00,"SK-14 (in ESR), Delta-V =-3.9m/s ; segment 1/2/3 = 5/21/1 min, fuel 4.27 kg" JAN,28,1999,,Spacecraft,28,1154,,Flight test of FPSS raw data processing JAN,29,1999,,Spacecraft,29,1155,,Preparation of ESR exit maneuver (ACU & SSU patches) JAN,30,1999,,Spacecraft,30,1156,,ESR exit maneuver JAN,30,1999,,Spacecraft,30,1156,17:45,In RMW (Roll Angle -63 deg); mom mgt 21:10 JAN,30,1999,,Spacecraft,30,1156,22:57,DHS Reconfiguration FEB,1,1999,,Spacecraft,32,1158,19:15,"SK-15 (in RMW), Delta-V = +0.32 m/s, segment 1/2 = 10/25 min; fuel: 0.27 kg" FEB,1,1999,,Spacecraft,32,1158,22:12,DHS Reconfiguration FEB,2,1999,,Spacecraft,33,1159,16:11,Transition Tests RMW/NM FEB,2,1999,,Spacecraft,33,1159,19:12,Back to Normal Mode FEB,5,1999,,Spacecraft,36,1162,15:59,Tape Recorder Maintenance FEB,14,1999,,Spacecraft,45,1171,13:53,"ESR-11, by off-pointing" FEB,18,1999,,Spacecraft,49,1175,18:52,"Back to Normal Mode (Roll Angle -120 deg), mom mgt 15:20" MAR,3,1999,,Spacecraft,62,1188,16:05,"Mom.Mgmt, 4 segments: yaw/roll/pitch/yaw;final speeds: 600/-750/600 rpm" MAR,4,1999,,Spacecraft,63,1189,16:18,Roll by 120 degrees to 0.653; roll trim to - 0.109 degrees; 198 arcsec yaw off-set 23:03 MAR,4,1999,,Spacecraft,63,1189,,Loss of SSU Patch during S/C roll. MAR,5,1999,,Spacecraft,64,1190,17:35,"Mom.Mgmt, 3 segments: pitch/yaw/roll;final speeds: 2000/2000/-2000 rpm; 20:05 done" MAR,5,1999,,Spacecraft,64,1190,20:30,"SK-16, Delta V = -11.87 cm/sec; 4 segments: jets 1/2/4/6: 52/52/2/2 sec on-time " MAR,5,1999,,Spacecraft,64,1190,21:30,"Mom.Mgmt, 3 segments: roll/yaw/pitch;final speeds: 3000/500/-1700 rpm, 22:30 done" MAR,6,1999,,Spacecraft,65,1191,19:25,SSU SEU Flag (Fail-over to no roll control); back to Normal Mode 20:00 MAR,8,1999,,Spacecraft,67,1193,16:00,Roll trim by 1645 arcsec (0.45 degrees) for RSL activation at 17:25 MAR,13,1999,1999-06-14,MDI,72,1198,,"MDI Continuous Coverage, planned until June 14 at 01:50" MAR,15,1999,,Spacecraft,74,1200,16:48,Roll trim by 378.86 arcsec (RSL correction) MAR,18,1999,,Spacecraft,77,1203,,SSU-A: heater for startracker head switched off APR,9,1999,,Spacecraft,99,1225,,RSL preparation on ground changed to skip pixel boundaries APR,29,1999,,Spacecraft,119,1245,19:09,SSU SEU Flag (Fail-over to no roll control); back to Normal Mode 20:26 MAY,10,1999,,Spacecraft,130,1256,,"Medoc Campaign #3, run for 3 weeks until May 31,1999" MAY,11,1999,,Spacecraft,131,1257,17:37,Gyro B power off (all 3 gyros are off) MAY,18,1999,,Spacecraft,138,1264,14:00,"Mom.Mgmt, 3 segments: roll/pitch/yaw; final speeds: -581/762/1877 rpm; 17:00 done" MAY,20,1999,,Spacecraft,140,1266,17:07,SSU SEU Flag (Fail-over to no roll control); back to Normal Mode 18:31 JUN,11,1999,,Spacecraft,162,1288,19:49,SSU Staircase Filter changed from 60 to 600 in AOCS Software JUN,14,1999,,Spacecraft,165,1291,13:10,Tape Recorder Maintenance JUN,17,1999,,Spacecraft,168,1294,20:30,"SK-17, Delta V = 0.46m/sec; 3 segments: jets 2/3/4: 3.5/155/151 sec on-time " JUN,17,1999,,Spacecraft,168,1294,23:00,"Mom.Mgmt, 3 segments: roll/yaw/pitch;final speeds: -520/520/1900 rpm, 00:00 done" AUG,27,1999,,Spacecraft,239,1365,12:33,SSU SEU Flag (Fail-over to no roll control); back to Normal Mode 12:42 SEP,24,1999,,Spacecraft,267,1393,,Gyroless Flight Comm.: AOCS Software part 1 upload SEP,27,1999,,Spacecraft,270,1396,,"Gyroless Flight Comm.: AOCS Software part 2 and COBS upload; test of CRP,RMW,NM" SEP,28,1999,,Spacecraft,271,1397,,"Gyroless Flight Comm.: star swap, P/Y/R profiles in NM, protection functions, Mom mgt" SEP,29,1999,,Spacecraft,272,1398,14:55,"Gyroless Flight Comm.: P/Y profiles in CRP, 1st part of 360 deg. roll: 8, 10 and 54 deg." SEP,30,1999,,Spacecraft,273,1399,10:30,"Gyroless Flight Comm.: final part of 360 deg.roll: 90, 105 and 90 deg." OCT,1,1999,,Spacecraft,274,1400,,"Gyroless Flight Comm.: SSU patch, profiles P/Y/R in RMW, fallback to CRP & recovery" OCT,2,1999,,Spacecraft,275,1401,,"Gyroless Flight Comm.: Mom.Mgt, RW4 maint., Mom.Mgt, SK-18 (delta V=0.05m/sec)" OCT,4,1999,,Spacecraft,277,1403,,"Gyroless Flight Comm.: test of routine ops (release guide star, RSL uplink, recover star" OCT,6,1999,,Spacecraft,279,1405,,"Medoc Campaign #4, run until Oct.17,1999" OCT,13,1999,1999-10-19,MDI,286,1412,,"MDI Continuous Coverage, planned until Oct.19 at 12:45 UT" OCT,21,1999,,Spacecraft,294,1420,,Tape Recorder Maintenance NOV,8,1999,,Spacecraft,312,1438,,Instruments Prep. for Leonides begins NOV,9,1999,,Spacecraft,313,1439,20:34,"Mom.Mgmt, 3 segments: jets 5/4/1;final speeds: -600/800/1500 rpm, done 21:48 " NOV,9,1999,1999-11-16,MDI,313,1439,,"MDI Continuous Coverage, planned until Nov.16,13:30 UT" NOV,16,1999,,Spacecraft,320,1446,17:20,"Leonides roll in CRP: -113.42 deg. to position -120.992 deg.; TM in MR; SSR, SSU off" NOV,19,1999,,Spacecraft,323,1449,14:39,Leonides roll back in CRP: -114 deg. to position -6.12 deg.; TM in MR; done 18:30 NOV,19,1999,,Spacecraft,323,1449,22:16,"Mom.Mgmt, 1 segment : jet 4; final speeds: 2106/1439/-2127 rpm, done 23:40" NOV,20,1999,,Spacecraft,324,1450,0:20,"SK-19, Delta V = 6.8 cm/sec; jets 1/2/4/6: 27.9/28.4/1/1.3 sec on-time " NOV,20,1999,,Spacecraft,324,1450,1:00,"Mom.Mgmt, 2 segm.:jets 1/5; speeds: 2986/511/-1285 rpm, Hx=10.52 Nms; done 1:45" NOV,22,1999,,Spacecraft,326,1452,,Instruments Recovery from Leonides Ends NOV,28,1999,,Spacecraft,332,1458,11:55,"ESR-12, triggered by ACU Reset Monitoring" NOV,29,1999,,Spacecraft,333,1459,18:35,"Recovery to CRP, roll angle -125 deg" NOV,30,1999,,Spacecraft,334,1460,1:13,"Mom.Mgmt, 2 segments : jets 5/2; final speeds: 2021/-2389/1967 rpm, done 15:40" NOV,30,1999,,Spacecraft,334,1460,16:20,roll-back by 117.22 deg; to -7.219 deg; done 20:16 DEC,1,1999,,Spacecraft,335,1461,15:00,"Mom.Mgmt, 3 segments : jets 4/2/5; final speeds: 1750/1750/-1750 rpm, done 16:40" DEC,1,1999,,Spacecraft,335,1461,18:00,"SK-20, Delta V = 0.364 m/sec; jets 1/2/4/6; 148/151/5/6 sec. on-time" DEC,1,1999,,Spacecraft,335,1461,18:09,Guide star loss during station keeping; CRP mode fails to control the roll DEC,1,1999,,Spacecraft,335,1461,18:43,"ESR-13, triggered from ground; no roll control in CRP due to ACU TM buffer overrun" DEC,2,1999,,Spacecraft,336,1462,19:42,"Recovery to CRP, roll angle -67.67 deg" DEC,8,1999,1999-12-13,MDI,342,1468,,"MDI Continuous Coverage, planned until Dec.13 at 14;00 UT" DEC,8,1999,,Spacecraft,342,1468,15:12,AOCS patch 11 uploaded (prelimenary fix of the ACU S/W to clear ACU errors in TM) DEC,8,1999,,Spacecraft,342,1468,16:45,"Mom.Mgmt, 3 segments : jets 5/1/3; final speeds: 730/-1615/2485 rpm, done 17:42" DEC,8,1999,,Spacecraft,342,1468,19:52,roll-back by 69.0 deg; to -6.565 deg; done 21:32 DEC,9,1999,,Spacecraft,343,1469,12:25,"Mom.Mgmt, 2 segments : jets 4/2; final speeds: 1624/1622/-1690 rpm, done 13:48" DEC,9,1999,,Spacecraft,343,1469,14:05,"SK-21, delta v = 0.73 m/s; in 4 segm.; jets 1/2/4/6; final speeds: 1680/1357/-1493 rpm " DEC,9,1999,,Spacecraft,343,1469,21:25,"Mom.Mgmt, 3 segm.: jets 4/1/5; final rpm's: 2790/609/-1292, done 23:12; Hx=10.1Nms" DEC,10,1999,,Spacecraft,344,1470,1:00,Back in Normal Mode DEC,29,1999,,UVCS,363,1489,17:32,UVCS closed door in anticipation of Y2K problems ,,,,,,,, JAN,7,2000,,Spacecraft,7,1498,0:28,"ESR-14, triggered by FSPAAD" JAN,10,2000,,Spacecraft,10,1501,15:15,"roll-back to -6 deg; Mom.Mgmt (19:00 UT), jets 5/1/4, to 1741/-1744/1764 rpm; " JAN,10,2000,,Spacecraft,10,1501,20:20,"SK-22, 3 segm., jets 1/2/4/6, deltaV=0.52 m/sec" JAN,11,2000,,Spacecraft,11,1502,15:10,"Mom.Mgmt, jets 2/4, to 2565/867/-1539 rpm; Hx=9.0 Nms" JAN,11,2000,,Spacecraft,11,1502,18:54,Normal Mode JAN,19,2000,,Spacecraft,19,1510,11:42,Automatic star swap #1 FEB,8,2000,,Spacecraft,39,1530,14:39,"Fall-back to CRP, back to Normal Mode 20:11" FEB,10,2000,2000-02-15,MDI,41,1532,,"MDI Continuous, planned until February 15 at 07:50 UT" MAR,7,2000,,Spacecraft,67,1558,,"Uplink/ flight commissioning of ACU patch 9, patch 10, patch 12, patch 13 (until Mar.9)" MAR,23,2000,,Spacecraft,83,1574,15:36,"Reaction Wheel 4 maintenance, 21:25: SK-23, jets 1/2/4/6, deltaV=0.23 m/sec" MAR,23,2000,,Spacecraft,83,1574,22:30,"Mom.Mgmt, 7 burns, final speeds: -517/511/1512 rpm; Hx=7.4 Nms, in NM at 00:50" APR,3,2000,2000-07-11,MDI,94,1585,,MDI continuous 3 month contact. First month best effort; prime from May 9-July 11 MAY,1,2000,,Spacecraft,122,1613,,Medoc Campaign #5; until May 21 JUL ,14,2000,,Spacecraft,196,1687,10:15,"Proton Flare X.5.7 in AR 9077; 24000 particle flux units; UVCS, CDS& CTOFcmd'd to safe status " JUL ,14,2000,,Spacecraft,196,1687,14:09,"3 Starswaps by AOCS due to the flare (at 14:09, 17:21 and 197/10:03)" JUL,18,2000,,Spacecraft,200,1691,14:00,"Mom.Mgmt, burn 1 jet 5, 30 min, speeds: -1518/1169/2020 rpm;" JUL,18,2000,,Spacecraft,200,1691,15:00,"SK-24, jets 1,2,4,6; two burns: 74&14 min, delta V: 0.52 & 0.09 m/sec" JUL,18,2000,,Spacecraft,200,1691,18:30,"Mom.Mgmt, burn 2 jet 4, 18 min, speeds: -903/1284/1237rpm;" JUL,18,2000,,Spacecraft,200,1691,19:00,"Mom.Mgmt, burn 3 jet 1, 19 min, speeds: -515/530/1614 rpm; overall fuel use: 0.68 kg" AUG,15,2000,2000-08-29,MDI,228,1719,,MDI continuous until Aug. 29 at 05:50 AUG,26,2000,,Spacecraft,239,1730,1:06,Starswap by AOCS from star 4 (mv 6.6) to star 1 SEP,20,2000,2000-09-26,MDI,264,1755,,MDI continuous until Sept.26 at 8:45 OCT,18,2000,2000-10-23,MDI,292,1783,,MDI continuous until Oct.23 at 16:00 OCT,27,2000,,Spacecraft,301,1792,17:07,"Mom.Mgmt, jets 5&4, speeds from: -2483/871/1142 rpm to 2491/1429/-2224 rpm;" OCT,27,2000,,Spacecraft,301,1792,19:50,"Pros Clear burn: (2523/1407/-2212); SK-25, jets 1,2,4,6; one burn: 82 min, delta V:- 0.566 m/sec" OCT,27,2000,,Spacecraft,301,1792,23:05,"Mom.Mgmt, jets 3&1; final speeds:2973/530/-1807 rpm, overall fuel use: 0.68 kg" OCT,30,2000,,Spacecraft,304,1795,,"MEDOC Campaign #6, until Nov.13" NOV,9,2000,,Spacecraft,314,1805,0:00,"Proton Flare, lasted until Nov 10" NOV,29,2000,,Spacecraft,334,1825,0:19,"ESR-15, due to ACU reset; in CRP @ 10:58; Mom.Mgmt: 3 burns 19:10; start roll 20:58" NOV,30,2000,,Spacecraft,335,1826,1:55,roll back (142 deg) done; Mom.Mgmt burn 1: 16:15; SK-26: 17:15; Mom.Mgmt burn 2&3: 18:05 NOV,30,2000,,Spacecraft,335,1826,19:21,back to Normal Mode from ESR ,,,, ,,,, JAN,14,2001,,Spacecraft,14,1871,21:02,"ESR-16, caused by ACU Reset" JAN,16,2001,,Spacecraft,16,1873,0:30,"roll back from -55 to -5.6 deg., completed 02:20" JAN,16,2001,,Spacecraft,16,1873,16:45,Mom.Mgmt burn 1 with jet 4; wheels from 277/-960/1124 to 587/-910/762 JAN,16,2001,,Spacecraft,16,1873,17:05,Mom.Mgmt burn 2 with jet 5; wheels go to 854/-921/1029 JAN,16,2001,,Spacecraft,16,1873,17:50,"SK-27: thrusters 1,2,4,and 6; delta V: 0.154 m/s, fuel:0.168 kg" JAN,16,2001,,Spacecraft,16,1873,18:50,Mom.Mgmt burn 1 with jet 3; wheels go from 865/-919/1038 to 390/1049/1644 JAN,16,2001,,Spacecraft,16,1873,19:15,Mom.Mgmt burn 2 with jet 2; wheels go to 309/351/991; Hx: 5.04 NMS JAN,16,2001,,Spacecraft,16,1873,20:35,Roll Profile to trim the final roll attitude (- 5.5 degrees); back in Normal Mode @ 20:49 FEB,8,2001,,Spacecraft,39,1896,18:26,"Offptg. for EIT (arcsec): Yaw: -225,-100,0,68,383,0; Pitch: -225,-100,0,68,383,30,0; done 21:00" FEB,22,2001,,Spacecraft,53,1910,17:00,SK -28: delta V: 2 mm/s; fuel 1.8 gram FEB,22,2001,,Spacecraft,53,1910,17:30,"Mom.Mgmt; jets 1 & 3, final speeds: -977; 501; 1023 rpm ; " FEB,28,2001,2001-05-31,MDI,59,1916,,MDI continuous until May 31 at 1:50 APR,2,2001,,Spacecraft,92,1949,21:51,Proton event - X20 flare with elevated proton counts for 6 days APR,15,2001,,Spacecraft,105,1962,14:27,Proton event - X14 flare APR,18,2001,,Spacecraft,108,1965,3:00,Proton event MAY,14,2001,,Spacecraft,134,1991,0:00,"Medoc Campaign #7, until May 28" JUN,28,2001,,Spacecraft,179,2036,14:10,"SK-29: thrusters 2,3,4; delta V: 0.659 m/s, fuel: 0.55 kg; 76 min" JUN,28,2001,,Spacecraft,179,2036,15:55,"Mom.Mgmt; 3 segments: jets 5,4,1; final speeds: -335/327/1092 rpm" JUL,28,2001,,Spacecraft,209,2066,20:16,"ESR-17, caused by ACU reset; recovery to CRP 3:20" JUL,29,2001,,Spacecraft,210,2067,17:06,"roll back (by 158°) from 162° to 4 °, completed 22:46" JUL,30,2001,,Spacecraft,211,2068,0:14,"Mom.Mgmt; 3 segments: jets 3,1,5; final speeds: -522/585/1024 rpm" JUL,31,2001,,Spacecraft,212,2069,15:30,"SK-30: thrusters 1,2,4,and 6; delta V: 0.185 m/s, fuel: 0.202 kg" AUG,8,2001,,Spacecraft,220,2077,19:48,ACU Patch 15 uplinked (fixing RAM corruption by selfcheck); name: CSEA015 AUG,16,2001,,Spacecraft,228,2085,0:30,"Proton event; intensity dropping fast, so no instrument needed to be saved" AUG,29,2001,2001-09-04,MDI,241,2098,,MDI continuous until Sept.4 at 8:32 SEP,24,2001,,Spacecraft,267,2124,9:36,"CME; X-ray flare (X2.6), peak @10:38; energetic particle event @12:00, lasting until 269/12:00" OCT,15,2001,,Spacecraft,288,2145,,"Medoc Campaign #8, until Oct.26" OCT,24,2001,2001-10-30,MDI,297,2154,,MDI continuous until Oct.30 at 9:25 NOV,3,2001,,Spacecraft,307,2164,20:09,Start of X-panel heater switch-down in 10% steps; completed Nov. 19 at 18:51 NOV,4,2001,,Spacecraft,308,2165,16:00,"proton event, X1 flare at 16:03; CTOF powered off after limit violation until Nov 19 @ 19:17" NOV,7,2001,,Spacecraft,311,2168,7:20,"SK-31: jets 1,2,4,5; delta V: 0.02 m/s, fuel: 0.02 kg; Mom.Mgmt: 3 segm.; speeds: -487/215/2477" NOV,7,2001,,Spacecraft,311,2168,16:20,Mom.Mgmt: 3 segm.; speeds: -487/215/2477 NOV,14,2001,,Spacecraft,318,2175,12:00,Science roll: from 6.5 ° to 330° in 30°steps; back to 270°- overnight stay; back to 6.5° next day NOV,20,2001,,Spacecraft,324,2181,14:45,Tank heating thresholds changed from 18-23° to 20-21° NOV,22,2001,2001-11-24,Spacecraft,327,2184,21:00,"Proton event; M9.9 flare, lasting until Nov.24 @ 13:00; CDS safed Nov.24" DEC,26,2001,,Spacecraft,360,2217,5:00,"Proton event, went on until 15:00" ,,,,,,,, JAN,15,2002,,Spacecraft,15,2237,16:30,"SK-32: jets 1,2,4,6; dV: 0.048m/s; fuel 0.053 kg Mom.Mgmt: 3 segm.; speeds: -322/328/1824" FEB,5,2002,,Spacecraft,36,2258,2:39,"ESR-18: main bus voltage drop. Probable cause: ""Tin Wiskers""" FEB,8,2002,,Spacecraft,39,2261,14:00,"SK-33: jets 1,2,4,6; dV: 0.26m/s; Mom.Mgmt: 3 segm.; speeds: -1006/629/898; done 17:05" MAR,13,2002,,Spacecraft,72,2294,23:06,"Both battery1 BDRs configured OFF, since battery 1 lost" MAR,24,2002,2002-06-03,MDI,83,2305,,"MDI 60-Day Continuous until 05:00 UT, June 3" APR,21,2002,,Spacecraft,111,2333,1:30,Proton event - X1 flare JUN,3,2002,,Spacecraft,154,2376,13:30,"SK-34: jets 2,3,4,5; dV: 0.87m/s; Mom.Mgmt: 3 segm.; speeds: --404/483/1639 rpm; done 17:01" JUN,19,2002,2002-06-23,MDI,170,2392,,MDI 5-Day Continuous until 4:20 June 23 JUN ,20,2002,,Spacecraft,171,2393,10:07,Kevlar Cutter electronics switched ON (to STBY) to reduce batt2 charge current by 20/40 mA JUL,17,2002,2002-07-22,MDI,198,2420,,MDI 5-Day Continuous until 7:00 July 22 AUG,20,2002,,Spacecraft,232,2454,11:00,EIT Off-pointing (in NM&HR); 19 steps; max absolute off-pntg (arcsec): yaw: 720; pitch: 798 AUG,28,2002,2002-09-02,MDI,240,2462,,MDI Continuous until 8:30 on September 2 SEP,4,2002,,Spacecraft,247,2469,17:00,Tank heating limits changed to 25.5/26.5 °C SEP,26,2002,2002-09-30,MDI,269,2491,,MDI 5-Day Continuous until 17:10 on September 30 OCT,7,2002,,Spacecraft,280,2502,20:18,Pros ring heater ON with duty cycle 100% OCT,10,2002,,Spacecraft,283,2505,15:10,"SK-35: jets 2,3,4,5; dV: 0.245m/s; Mom.Mgmt: 3 segm.; speeds: --318/386/1168 rpm; done 17:50" OCT,16,2002,,Spacecraft,289,2511,13:12,CAE B switched ON to monitor branch B pressure OCT,21,2002,,Spacecraft,294,2516,0:00,"Medoc Campaign # 10, until Nov.3" NOV,19,2002,,Spacecraft,323,2545,,CAE telemetry swap between CAE A and CAE B once a week for branch press.survey ,,,,,,,, JAN,20,2003,2003-02-16,MDI,20,2607,,MDI Best Effort Continuous until February 16 FEB,25,2003,,Spacecraft,56,2643,15:00,"SK-36: jets 2,3,4,5; dV: 0.623m/s; Mom.Mgmt: 3 segm." FEB,27,2003,2003-03-03,MDI,58,2645,,MDI 5-Day Continuous until 7:55 on March 3 MAR,26,2003,2003-03-31,MDI,85,2672,,MDI 5-Day Continuous until 7:25 on March 31 APR,26,2003,2003-04-27,MDI,116,2703,,MDI Continuous until 6:30 on Apr.27 (original plan was to start Apr.23) MAY,5,2003,,Spacecraft,125,2712,0:00,"Comms Backup triggered by HGA monitoring on antenna Z-axis, Anomaly S3-0017" MAY,14,2003,2003-05-19,GOLF,134,2721,11:10,"GOLF switch-off by itself; turned back ON May 19, 2003" MAY,19,2003,,Spacecraft,139,2726,0:00,"Medoc Campaign # 11, until June 1" MAY,25,2003,,Spacecraft,145,2732,8:00,Stop HGA movements after 2003/05/25 08:00 (investigation of HGA anomaly; OCD 1779) JUN,4,2003,,Spacecraft,155,2742,16:25,HGA pattern/pointing test JUN,11,2003,,Spacecraft,162,2749,15:10,"SK-37: jets 2,3,4,5; dV: 0.41m/s; Mom.Mgmt: 3 segm.; speeds: --555/402/1417 rpm; done 17:51" JUN,18,2003,,Spacecraft,169,2756,15:30,HGA pattern/pointing test JUN,18,2003,2003-06-23,MDI,169,2756,,MDI 5-Day Continuous until 14:45 on June 23 JUN,19,2003,,Spacecraft,170,2757,18:05,HGA moves ok with APME-A and APME-B motor currents used in parallel JUN,25,2003,,Spacecraft,176,2763,18:35,SSR Memory Unit 15 switched back ON JUN,27,2003,2003-07-14,Spacecraft,178,2765,,Beginning of June keyhole period JUL,1,2003,,Spacecraft,182,2769,10:00,HR downlink on 34 m station lost as expected (HGA off-point from LOS to earth: 12.75 °) JUL,8,2003,,Spacecraft,189,2776,0:15,ESR-19 caused by FSPAAD JUL,8,2003,,Spacecraft,189,2776,17:40,"SK-38: jets 1,2,4,6; dV: -0.12 m/s; Mom.Mgmt: 2 segm.; speeds: 1154/-722/-1982 rpm" JUL,8,2003,,Spacecraft,189,2776,13:24,"Roll 180 ° to prepare for next HGA ""sweet spot"" speeds : --2704/722/432. Position = inverted" JUL,14,2003,,Spacecraft,195,2782,,End of June keyhole period JUL,14,2003,,Spacecraft,195,2782,15:47,Warm start-up due to too tightly spaced mode 3 commands (for APME dual coil commands) JUL,23,2003,2003-06-28,MDI,204,2791,,"MDI 5-day continuous til June 28, 14:05" AUG,7,2003,,Spacecraft,219,2806,14:25,APME Z axis dual coil command to confirm the exact off-pointing.Off-pointing confirmed. Result is -17.9 degrees AUG,27,2003,2003-09-01,MDI,239,2826,,MDI 5-Day Continuous until September 1 SEP,2,2003,,Spacecraft,245,2832,18:10,Test in Low Rate by 26m station. SEP,10,2003,2003-11-23,MDI,253,2840,,MDI 60-Day Continuous until November 23 SEP,23,2003,2003-10-19,Spacecraft,266,2853,,Beginning of September keyhole period SEP,29,2003,,Spacecraft,272,2859,,Transponder Swap (1->2) OCT,7,2003,,Spacecraft,280,2867,8:45,"SK-39: jets 2,3,4; dV : 0.14m/s" OCT,7,2003,,Spacecraft,280,2867,9:15,Momentum Management 3 segments. Final speeds --1330/--308/1860 rpm OCT,7,2003,,Spacecraft,280,2867,11:10,"180 ° Roll, satellite back to regular position. Final speeds : 1561/312/--1630 rpm" OCT,11,2003,,Spacecraft,284,2871,,Transponder Swap (2->1) OCT,19,2003,,Spacecraft,292,2879,,End of September keyhole period OCT,20,2003,,Spacecraft,293,2880,,Increase Ground Limits for QTR26 : FPSS temp going up due to aging OCT,28,2003,,Spacecraft,301,2888,,Proton storm (one guide star swap and one star declared ineligible) NOV,3,2003,,Spacecraft,307,2894,20:08,Beginning of Z axis movements for a ten day period as per OCD #1860 NOV,17,2003,,Spacecraft,321,2908,0:00,"MEDOC Campaign #12, until November 30" NOV,17,2003,,Spacecraft,321,2908,6:05,End of Z axis improvement (OCD#1860) NOV,17,2003,,Spacecraft,321,2908,19:30,OCD #1865 Single coil Z axis movement try (post OCD#1860) : failed DEC,1,2003,,Spacecraft,335,2922,20:00,Beginning of Z axis movements for a ten day period as per OCD #1873 DEC,11,2003,,Spacecraft,345,2932,19:00,OCD #1875 Single coil Z axis movement try (post OCD#1873) : failed DEC,18,2003,,Spacecraft,352,2939,13:00,OCD#1877 Test to operate SSR and TR simultaneously DEC,23,2003,2004-01-09,Spacecraft,357,2944,,Beginning of December keyhole period DEC,26,2003,,Spacecraft,360,2947,,Transponder Swap (1->2) DEC,30,2003,,Spacecraft,364,2951,17:00,"SK-40: jets 2,3,4; dV : 0.007349 m/s" DEC,30,2003,,Spacecraft,364,2951,17:45,Momentum Management 3 segments. Final speeds 1200/400/--800 rpm DEC,30,2003,,Spacecraft,364,2951,19:00,"180 ° Roll, satellite in inverted position. Final speeds : --400/--400/1600 rpm" ,,,,,,,, JAN,6,2004,,Spacecraft,6,2958,,Transponder Swap (2->1) JAN,9,2004,,Spacecraft,9,2961,,End of December keyhole period JAN,28,2004,2004-02-02,MDI,28,2980,,MDI 5-Day Continuous until February 2 JAN,31,2004,,Spacecraft,31,2983,11:20,First day of telemetry outage (2 minutes duration) from Madrid D66 station. RFI with MSG after it has been moved from 10 deg west to 3.6 deg west. FEB,11,2004,2004-02-16,MDI,42,2994,,MDI 5-Day Continuous until February 16 FEB,22,2004,,Spacecraft,53,3005,14:22,Last day of telemetry outage (2 minutes duration) from Madrid D66 station. RFI with MSG. FEB,23,2004,,Spacecraft,54,3006,16:00,"GSFC/JPL teleconference about receivers sweep times. Major conclusions: - DSN will do its best to perform only one sweep cycle to lock onto the receivers - SOHO project has agreed that it may take more than one cycle to lock since this longer duration should not harm the spacecraft receivers." MAR,16,2004,2004-04-07,Spacecraft,76,3028,,Beginning of March keyhole period MAR,19,2004,,Spacecraft,79,3031,,Transponder Swap (1->2) MAR,30,2004,,Spacecraft,90,3042,,"SK-41: jets 2,3,4; dV : 0.008567 m/s" MAR,30,2004,,Spacecraft,90,3042,,Momentum Management 3 segments. Final speeds --1185/--520/2245 rpm MAR,30,2004,,Spacecraft,90,3042,,"180 ° Roll, satellite back to regular position. Final speeds : 1735/520/--1700 rpm" APR,2,2004,2004-04-03,VIRGO,93,3045,,"VIRGO switched-off by itself; turned back ON Apr 3, 2004" APR,3,2004,,Spacecraft,94,3046,,Transponder Swap (2->1) APR,7,2004,,Spacecraft,98,3050,,End of March keyhole period APR,21,2004,,Spacecraft,112,3064,5:37,ESR 20 triggered by FSPAAD APR,22,2004,,Spacecraft,113,3065,7:27,ESR 21 triggered by FSPAAD APR,22,2004,,Spacecraft,113,3065,16:12,ESR 22 triggered by FSPAAD APR,23,2004,,Spacecraft,114,3066,23:37,ESR 23 triggered by FPSS Sun Presence monitoring APR,27,2004,,Spacecraft,118,3070,17:05,"SK-42: jets 1,2,4,6; dV: 0.7349 m/s" APR,27,2004,,Spacecraft,118,3070,19:20,Momentum Management 3 segments. Final speeds: --1275/340/1205 rpm MAY,24,2004,2004-06-06,MDI,145,3097,,MDI 5-Day Continuous until June 6 JUN,3,2004,,Spacecraft,155,3107,0:00,"MEDOC Campaign #13, until June 17" JUN,16,2004,2004-07-03,Spacecraft,168,3120,,Beginning of June keyhole period JUN,19,2004,,Spacecraft,171,3123,18:24,Transponder Swap (1->2) JUN,22,2004,,Spacecraft,174,3126,,"SK-43: jets 2,3,4; dV : 0.476 m/s" JUN,22,2004,,Spacecraft,174,3126,,"180 ° Roll, satellite in inverted position. Final speeds : 2250/--665/--1085 rpm" JUN,30,2004,,Spacecraft,182,3134,,Transponder Swap (2->1) JUL,3,2004,,Spacecraft,185,3137,,End of June keyhole period JUL,4,2004,2004-09-05,MDI,186,3138,,MDI 60-Day Continuous until September 5 SEP,5,2004,,Spacecraft,249,3201,6:34,"Spacecraft transitioned to CRP mode due to SSU reset. Tracking windows of two stars became too close to each other leading the SSU software into an endless loop." SEP,11,2004,2004-10-08,Spacecraft,255,3207,,Beginning of September keyhole period SEP,17,2004,,Spacecraft,261,3213,,Transponder Swap (1->2) SEP,21,2004,,Spacecraft,265,3217,,"180 ° Roll, satellite back to regular position. Final speeds : --1285/430/870 rpm" SEP,21,2004,,Spacecraft,265,3217,,"SK-44: jets 1,2,4,6; dV : 0.01516 m/s" SEP,21,2004,,Spacecraft,265,3217,,Momentum Management 3 segments. Final speeds: --435/395/495 rpm SEP,21,2004,,Spacecraft,265,3217,,"""Intermittent recording"" patch upload" SEP,22,2004,,Spacecraft,266,3218,,"Patch ""intermittent recording"" test; subset #3" SEP,24,2004,,Spacecraft,268,3220,,"Patch ""intermittent recording"" activation; subset #6" SEP,29,2004,,Spacecraft,273,3225,,"SSR dump with ""intermittent recording"" data. Successful session" OCT,1,2004,,Spacecraft,275,3227,,Transponder Swap (2->1) OCT,8,2004,,Spacecraft,282,3234,,End of September keyhole period OCT,22,2004,,Spacecraft,296,3248,,First day of telemetry outage from Madrid D66 station. Suspected RFI with P92-3 USAF satellite. NOV,3,2004,2004-11-07,MDI,308,3260,,MDI 5-Day Continuous until November 7 NOV,8,2004,,Spacecraft,313,3265,,"MEDOC Campaign #14, until November 21" NOV,12,2004,,Spacecraft,317,3269,,"Last day of telemetry outage from Madrid D66 station. Suspected RFI with P92-3 USAF satellite. RFI durations of a couple of minutes around 10:45 UT occurred on: Oct 22 & 24; Nov 1,2,3,6,7,10 & 12 " DEC,1,2004,2004-12-05,MDI,336,3288,,MDI 5-Day Continuous until December 5 DEC,8,2004,,Spacecraft,343,3295,21:59,ESR-24 triggered by CSPAAD (false trigger) DEC,9,2004,,Spacecraft,344,3296,16:20,"--162.346 deg roll + Momentum Management 3 segments as part of the ESR-24 recovery. Final speeds: --600/3400/--1510 rpm" DEC,12,2004,2004-12-30,Spacecraft,347,3299,,Beginning of December keyhole period DEC,16,2004,,Spacecraft,351,3303,,Transponder Swap (1->2) DEC,21,2004,,Spacecraft,356,3308,,"SK-45: jets 1,2,4,6; dV: 0.3358 m/s" DEC,21,2004,,Spacecraft,356,3308,,Momentum Management 3 segments. Final speeds: 1165/455/--835 rpm DEC,21,2004,,Spacecraft,356,3308,,"180 ° Roll, satellite in inverted position. Final speeds: --380/--455/1615 rpm" DEC,26,2004,,Spacecraft,361,3313,,Transponder Swap (2->1) DEC,26,2004,,Spacecraft,361,3313,20:00,SSR Memory Unit #11 switched off by itself DEC,30,2004,,Spacecraft,365,3317,,End of December keyhole period ,,,,Spacecraft,,,, JAN,20,2005,,Spacecraft,20,3338,,"Major flare (18-21 Jan). Led to many anomalies, in particular multiple star swaps on Jan 20." JAN,24,2005,,Spacecraft,24,3342,19:15,SSR Memory Unit #11 switched back ON FEB,3,2005,2005-02-06,MDI,34,3352,,MDI 4-Day Continuous until February 6 FEB,18,2005,,Spacecraft,49,3367,,"FSPAAD state indicated ""detected""" MAR,3,2005,2005-03-31,Spacecraft,62,3380,,Beginning of March keyhole period MAR,10,2005,,Spacecraft,69,3387,,Transponder Swap (1->2) MAR,22,2005,,Spacecraft,81,3399,,"SK-46: jets 2,3,4; dV: 0.1137 m/s" MAR,22,2005,,Spacecraft,81,3399,,Momentum Management 3 segments. Final speeds: --974/--400/2272 rpm MAR,22,2005,,Spacecraft,81,3399,,"180 ° Roll, satellite back to regular position. Final speeds: 1885/400/--1370 rpm" MAR,24,2005,,Spacecraft,83,3401,,Transponder Swap (2->1) MAR,31,2005,,Spacecraft,90,3408,,End of March keyhole period MAR,31,2005,2005-03-04,MDI,90,3408,,MDI 5-Day Continuous until April 4 APR,8 & 9,2005,,GOLF,98,3416,,"GOLF polarizer and quarter wave electronics switched off, substitution heaters (68 & 69) to 30 %" APR,20,2005,,Spacecraft,110,3428,14:14-14:26,HGA Moved around Z axis by -70 steps (dual coil) to -18.553 deg to eliminate mini-keyholes APR,27,2005,2005-05-02,MDI,117,3435,,MDI 6-Day Continuous until May 2 MAY,16,2005,,Spacecraft,136,3454,,"MEDOC Campaign #15, until June 05" MAY,16,2005,,Spacecraft,136,3454,22:27,APME A switched OFF (spurious LCL OFF) MAY,26,2005,,Spacecraft,146,3464,18:58,APME A switched back ON JUN,2,2005,,Spacecraft,153,3471,15:00,HGA moved thru APME A around Y axis by -35 steps to get a fine pulse (whole APME A loop control) JUN,5,2005,2005-06-25,Spacecraft,156,3474,,Beginning of June keyhole period JUN,9,2005,,Spacecraft,160,3478,,Transponder Swap (1->2) JUN,17,2005,,Spacecraft,168,3486,,"SK-47: jets 2,3,4; dV: 0.030 m/s" JUN,17,2005,,Spacecraft,168,3486,,Momentum Management 3 segments. Final speeds: 610/390/--1000 rpm JUN,17,2005,,Spacecraft,168,3486,,"180 ° Roll, satellite in inverted position. Final speeds: --615/--385/990 rpm" JUN,17,2005,,Spacecraft,168,3486,,Upload of SSU Patch 2B (One Word Patch) JUN,17,2005,,Spacecraft,168,3486,,Determine exact fine pulse position vs step counter + move antenna (Y axis) to -4.06875 deg (June 20 16:00) JUN,18,2005,,Spacecraft,169,3487,7:54,Star swap from star 1 to star 2 JUN,20,2005,,Spacecraft,171,3489,,Transponder Swap (2->1) JUN,25,2005,,Spacecraft,176,3494,,End of June keyhole period JUN,25,2005,2005-08-30,MDI,176,3494,,MDI 60-Day Continuous period until August 30 JUN,27,2005,,Spacecraft,178,3496,04:00-10:00,Telemetry and Telecommand test with New Norcia Station JUL,12,2005,,Spacecraft,193,3511,14:30,FPSS-B comparison with FPSS-A (OCD # 2045) AUG,30,2005,2005-09-30,Spacecraft,242,3560,,Beginning of September keyhole period SEP,1,2005,,Spacecraft,244,3562,18:15,Tape Recorder maintenance SEP,6,2005,,Spacecraft,249,3567,,Transponder Swap (1->2) SEP,8,2005,,Spacecraft,250,3568,,"SK-48: jets 2,3,4; dV: 0.089 m/s" SEP,8,2005,,Spacecraft,250,3568,,Momentum Management 3 segments. Final speeds: --1495/--425/1500 rpm SEP,8,2005,,Spacecraft,250,3568,,"180 ° Roll, satellite back to regular position. Final speeds: 1080/425/--1910 rpm" SEP,9,2005,,Spacecraft,252,3570,,Star swap SEP,22,2005,,Spacecraft,265,3583,,Transponder Swap (2->1) SEP,30,2005,,Spacecraft,273,3591,,End of September keyhole period OCT,12,2005,2005-10-16,MDI,285,3603,,MDI 5-Day Continuous until October 16 OCT,23,2005,,Spacecraft,286,3604,,Star swap NOV,9,2005,13/09/2005,MDI,313,3631,,MDI 5-Day Continuous until November 13 NOV,11,2005,,Spacecraft,315,3633,,"HGA Y axis movements down from 3/day (@ 00:00, 08:00 and 16:00) to 1/day (@ 00:00) - OCD 2088" DEC,3,2005,2005-12-21,Spacecraft,337,3655,,Beginning of December keyhole period DEC,6,2005,,Spacecraft,340,3658,,Transponder Swap (1->2) DEC,14,2005,,Spacecraft,348,3666,,Upload of SSR patch . Sofware version has been updated from version 2.02 to version 2.03.0 (SEF/DEF + IT2) DEC,15,2005,,Spacecraft,349,3667,,"SK-49: jets 2,3,4; dV: 0.076 m/s" DEC,15,2005,,Spacecraft,349,3667,,Momentum Management 3 segments. Final speeds: 1230/390/--810 rpm DEC,15,2005,,Spacecraft,349,3667,,"180 ° Roll, satellite in inverted position. Final speeds: --430/--380/1605 rpm" DEC,17,2005,,Spacecraft,351,3669,,Transponder Swap (2->1) DEC,21,2005,,Spacecraft,355,3673,,End of December keyhole period ,,,, ,,,, JAN,5,2006,2006-01-07,MDI,5,3688,,MDI 3-Day Continuous until January 07 FEB,3,2006,2006-02-06,MDI,34,3717,,MDI 4-Day Continuous until February 06 FEB,3,2006,,Spacecraft,34,3717,,SSR Program Memory Cleanup (OCD 2104) FEB,22,2006,2006-03-22,Spacecraft,53,3736,,"Beginning of ""March"" keyhole period" FEB,28,2006,,Spacecraft,59,3742,,Transponder Swap (1->2) MAR,7,2006,,Spacecraft,66,3749,,"SK-50: jets 2,3,4; dV: 0.0155 m/s" MAR,7,2006,,Spacecraft,66,3749,,Momentum Management 3 segments. Final speeds: --997/--403/2287 rpm MAR,13,2006,,Spacecraft,72,3755,,"180 ° Roll, satellite back to regular position. Final speeds: 1925/395/--1445 rpm" MAR,16,2006,,Spacecraft,75,3758,,Transponder Swap (2->1) MAR,22,2006,,Spacecraft,81,3764,,End of March keyhole period MAR,22,2006,2006-05-21,MDI,81,3764,,MDI 60-Day Continuous period until May 21 MAR,23,2006,,Spacecraft,82,3765,,"MEDOC Campaign #16, until April 02" MAR,27,2006,,Spacecraft,86,3769,,Investigations using oversampling facility begin (OCD 2120) APR,29,2006,,Spacecraft,119,3802,11:42,SSR Memory Units 0 to F switched off by themselves MAY,4,2006,,Spacecraft,124,3807,,SSR Memory Units 0 to F switched back ON (OCD 2126) MAY,27,2006,2006-06-15,Spacecraft,147,3830,,"Beginning of ""June"" keyhole period" MAY,31,2006,,Spacecraft,151,3834,,Transponder Swap (1->2) JUN,2,2006,,Spacecraft,153,3836,,Tank and branch B PROS pressures equalization (OCD 2130) JUN,6,2006,,Spacecraft,157,3840,,"SK-51: jets 2,3,4; dV: 0.1042 m/s" JUN,6,2006,,Spacecraft,157,3840,,Momentum Management 3 segments. Final speeds: 705/370/--770 rpm JUN,6,2006,,Spacecraft,157,3840,,"180 ° Roll, satellite in inverted position. Final speeds: --405/--370/1070 rpm" JUN,6,2006,,Spacecraft,157,3840,,Back to SSU Patch 2A + Change magnitude check limit (OCD 2129) JUN,8,2006,,Spacecraft,159,3842,,HGA moved to end of keyhole position JUN,11,2006,,Spacecraft,162,3845,,Transponder Swap (2->1) JUN,15,2006,,Spacecraft,166,3849,,End of June keyhole period JUL,12,2006,2006-07-15,MDI,193,3876,,MDI 4-Day Continuous until July 15 JUL,24,2006,,Spacecraft,205,3888,,Switched MDI TM/TC to redundant side after anomaly S06-0045 AUG,21,2006,2006-09-20,Spacecraft,233,3916,,"Beginning of ""September"" keyhole period" AUG,28,2006,,Spacecraft,240,3923,,Transponder Swap (1->2) SEP,6,2006,,Spacecraft,249,3932,,"SK-52: jets 1,2,4,6; dV: -0.1688 m/s" SEP,6,2006,,Spacecraft,249,3932,,Momentum Management 3 segments. Final speeds: --1505/--395/1695 rpm SEP,11,2006,,Spacecraft,254,3937,,"180 ° Roll, satellite back to regular position. Final speeds: 1315/415/--1935 rpm" SEP,11,2006,,Spacecraft,254,3937,,HGA moved to end of keyhole position SEP,13,2006,,Spacecraft,256,3939,,Transponder Swap (2->1) SEP,20,2006,,Spacecraft,263,3946,,End of September keyhole period OCT,12,2006,2006-10-15,MDI,285,3968,,MDI 4-Day Continuous until October 15 NOV,10,2006,2006-11-13,MDI,314,3997,,MDI 4-Day Continuous until November 13 NOV,24,2006,2006-12-11,Spacecraft,328,4011,,"Beginning of ""December"" keyhole period" NOV,27,2006,,Spacecraft,331,4014,,Transponder Swap (1->2) DEC,5,2006,,Spacecraft,339,4022,,"SK-53: jets 1,2,4,6; dV: -0.0967 m/s" DEC,5,2006,,Spacecraft,339,4022,,Momentum Management 3 segments. Final speeds: 1200/400/--805 rpm DEC,5,2006,,Spacecraft,339,4022,,"180 ° Roll, satellite in inverted position. Final speeds: --410/--395/1585 rpm" DEC,7,2006,,Spacecraft,341,4024,,HGA moved to end of keyhole position DEC,8,2006,,Spacecraft,342,4025,,Transponder Swap (2->1) DEC,11,2006,,Spacecraft,345,4028,,End of December keyhole period ,,,,,,,, JAN,6,2007,2007-01-08,MDI,6,4054,,MDI 3-Day Continuous until January 08 JAN,27,2007,,SUMER,27,4075,,"SUMER redundant LCL spuriously switched ON. As corrective action, all instruments LCL's switched OFF" FEB,1,2007,2007-02-05,MDI,32,4080,,MDI 5-Day Continuous until February 05 FEB,13,2007,2007-03-12,Spacecraft,44,4092,,"Beginning of ""February/March"" keyhole period" FEB,19,2007,,Spacecraft,50,4098,,Transponder Swap (1->2) FEB,27,2007,,Spacecraft,58,4106,,"SK-54: jets 2,3,4; dV: 0.123 m/s" FEB,27,2007,,Spacecraft,58,4106,,Momentum Management 3 segments. Final speeds: --980/--405/2270 rpm MAR,5,2007,,Spacecraft,64,4112,,"180 ° Roll, satellite in normal position. Final speeds: 1910/410/-1430 rpm" MAR,5,2007,,Spacecraft,64,4112,,HGA moved to end of keyhole position MAR,6,2007,,Spacecraft,65,4113,,Transponder Swap (2->1) MAR,12,2007,,Spacecraft,71,4119,,"End of ""February/March"" keyhole period" MAR,28,2007,,Spacecraft,87,4135,,OCD 2229 executed: Existing macro space compacted in preparation for the TCM-in-Macros patch MAR,29,2007,,Spacecraft,88,4136,,OCD 2225 executed: ACU mapping data cleared before a star mapping MAR,30,2007,2007-04-02,MDI,89,4137,,MDI 4-Day Continuous until April 2 APR,16,2007,,Spacecraft,106,4154,,"MEDOC Campaign #17, until April 22" APR,17,2007,,Spacecraft,107,4155,,"OCD 2232 executed: Upload of COBS Patches for Automated Operations (TCM in Macros and RW Speed Limits Updating)" APR,26,2007,2007-04-29,MDI,116,4164,,MDI 4-Day Continuous until April 29 MAY,15,2007,,Spacecraft,135,4183,,Upload of new standard monitorings 30-32 and associated macros 15-17 for automation (TCM in macros) MAY,18,2007,2007-06-06,Spacecraft,138,4186,,"Beginning of ""May/June"" keyhole period" MAY,21,2007,,Spacecraft,141,4189,,Transponder Swap (1->2) MAY,29,2007,,Spacecraft,149,4197,,"SK-55: jets 1,2,4,6; dV: -0.058 m/s" MAY,29,2007,,Spacecraft,149,4197,,Momentum Management 3 segments. Final speeds: 680/390/--775 rpm MAY,29,2007,,Spacecraft,149,4197,,"180 ° Roll, satellite in inverted position. Final speeds: --400/--375/1060 rpm" MAY,31,2007,,Spacecraft,151,4199,,HGA moved to end of keyhole position JUN,1,2007,,Spacecraft,152,4200,,Transponder Swap (2->1) JUN,6,2007,,Spacecraft,157,4205,,"End of ""May/June"" keyhole period" JUL,19,2007,2007-07-23,MDI,200,4248,,MDI 4-Day Continuous until July 23 AUG,11,2007,2007-09-09,Spacecraft,223,4271,,"Beginning of ""Aug/Sep"" keyhole period" AUG,18,2007,,Spacecraft,230,4278,,Transponder Swap (1->2) AUG,30,2007,,Spacecraft,242,4290,,"SK-56: jets 1,2,3,6; dV -0.195 m/s" AUG,30,2007,,Spacecraft,242,4290,,Momentum Management 3 segments. Final speeds: --1454/--497/1726 rpm AUG,31,2007,,Spacecraft,243,4291,,"180 ° Roll, satellite in normal position. Final speeds: 1234/505/--1954" SEP,3,2007,,Spacecraft,246,4294,,Transponder Swap (2->1) SEP,4,2007,,Spacecraft,247,4295,,Power cycle APME-A SEP,9,2007,,Spacecraft,253,4301,,"End of ""Aug/Sep"" keyhole period" OCT,26,2007,2007-10-28,MDI,299,4347,,MDI 3-day Continuous until Oct 28 NOV,15,2007,2007-12-02,Spacecraft,319,4367,,"Beginning of ""November"" keyhole period" NOV,18,2007,,Spacecraft,322,4370,,Transponder Swap (1->2) NOV,20,2007,,Spacecraft,324,4372,,"180 ° Roll, satellite in inverted position. Final speeds: -1045/-560/840 rpm. HGA moved to end of keyhole position." NOV,27,2007,,Spacecraft,331,4379,,"SK-57: jets 2,3,4; dV: 0.045 m/s. Momentum management 3 segments. Final speeds: -360/-410/1595" NOV,29,2007,,Spacecraft,333,4381,,Transponder Swap (2->1) DEC,2,2007,,Spacecraft,336,4384,,"End of ""November"" keyhole period" DEC,3,2007,2008-02-03,MDI,337,4385,,MDI 60-day Continuous until Feb 3 2008 DEC,9,2007,,SWAN,343,4391,6:31,"SWAN LCL switched off, Experiment LCL monitoring triggered at 06:34" DEC,17,2007,,Spacecraft,351,4399,,"FPSS Standard Monitoring channels 20, 21 changed to filter value 6 and trigger macro 14 (ESR)" ,,,,,,,, JAN,24,2008,,Spacecraft,24,4437,,Tank and branch B PROS pressures equalization (OCD 2130 repeated) FEB,3,2008,,Spacecraft,34,4447,,End of MDI 60-day continuous campaign FEB,4,2008,2008-03-02,Spacecraft,35,4448,,"Beginning of ""February"" keyhole period" FEB,11,2008,,Spacecraft,42,4455,,Transponder Swap (1->2) FEB,19,2008,,Spacecraft,50,4463,,"SK-58: jets 2,3,4; dV: 0.096 m/s." FEB,22,2008,,Spacecraft,53,4466,,"Momentum management 3 segments (jets 5,2,3). 180° Roll, satellite in normal position. Final wheels speeds: 1906/400/-1397" FEB,25,2008,,Spacecraft,56,4469,,Transponder Swap (2->1) MAR,2,2008,,Spacecraft,62,4475,,"End of ""February"" keyhole period" MAR,3,2008,2008-05-04,MDI,63,4476,,MDI 60-day continuous until May 4 2008 APR,9,2008,,Spacecraft,100,4513,,Add new COBS macro (OCD2311) for SSR almost full MAY,7,2008,2008-05-25,Spacecraft,128,4541,,"Beginning of ""May"" keyhole period" MAY,10,2008,,Spacecraft,131,4544,,Transponder Swap (1->2) MAY,19,2008,,Spacecraft,140,4553,15:55,"SK-59: jets 1,2,4,6; dV -0.08 m/s" MAY,19,2008,,Spacecraft,140,4553,,"Momentum management 3 segments (jets 3,5,1). 180° Roll, satellite in inverted position. Final wheels speeds: -440/-315/1070. Start using ""extended HGA table"" (covers the whole period between two Key Holes)." MAY,22,2008,,Spacecraft,143,4556,,Transponder Swap (2->1). TC Watchdog set to 48 hours (as per UB55). MAY,25,2008,,Spacecraft,145,4558,,"End of ""May"" keyhole period" JUN,23,2008,,SUMER,175,4588,,SUMER campaign until July 3 JUL,2,2008,,Spacecraft,184,4597,,Correction of COBS Scheduler bug JUL,9,2008,2008-07-13,MDI,191,4604,,MDI 4-day continuous until July 13 AUG,1,2008,2008-08-30,Spacecraft,212,4625,,"Beginning of ""August"" keyhole period" AUG,7,2008,,Spacecraft,220,4633,,Transponder Swap (1->2) AUG,21,2008,,Spacecraft,234,4647,15:05,"SK-60: jets 2,3,4; dV +0.065 m/s" AUG,21,2008,,Spacecraft,234,4647,16:00,"Momentum management 2 segments (jets 3,5). 180° Roll, satellite back in normal position. Final wheels speeds: 1260/415/-1905." AUG,23,2008,,Spacecraft,236,4649,,Transponder Swap (2->1) AUG,30,2008,,Spacecraft,243,4656,,"End of ""August"" keyhole period" SEP,20,2008,,SUMER,264,4677,,SUMER campaign until Oct 6 SEP,26,2008,2008-09-29,MDI,270,4683,,MDI 4-day continuous until Sept 29 OCT,16,2008,2008-10-19,MDI,290,4703,,MDI 4-day continuous until Oct 19 NOV,5,2008,2008-11-22,Spacecraft,310,4723,,"Beginning of ""November"" keyhole period" NOV,8,2008,,Spacecraft,313,4726,,Transponder Swap (1->2) NOV,18,2008,,Spacecraft,323,4736,11:50,"SK-61: jets 2,3,4; dV +0.054 m/s. " NOV,18,2008,,Spacecraft,323,4736,12:35,"Momentum management 3 segments (jets 5,4,1). 180° Roll, satellite in inverted position. Final wheels speeds: -425/-404/1600." NOV,19,2008,,Spacecraft,324,4737,,Transponder Swap (2->1) NOV,22,2008,,Spacecraft,328,4741,,"End of ""November"" keyhole period" DEC,9,2008,,Spacecraft,344,4757,14:57,"PLM heaters reduction (upper panels and SSU-B, -15.7W)" DEC,12,2008,2008-12-15,MDI,344,4757,,MDI 4-day continuous until Dec 15 ,,,,,,,, JAN,9,2009,,GOLF,9,4788,,GOLF electronics substitution heater switched OFF (circuit 69) JAN,25,2009,2009-02-21,Spacecraft,25,4804,,Beginning of keyhole period JAN,31,2009,,Spacecraft,31,4810,,Transponder Swap (1->2) FEB,12,2009,,Spacecraft,43,4822,17:50,"SK-62: jets 2,3,4; dV +0.036 m/s" FEB,12,2009,,Spacecraft,43,4822,18:35,"Momentum management 3 segments (jets 2,5,4). " FEB,14,2009,,Spacecraft,45,4824,18:23,"180° Roll, satellite in normal position. Final wheels speeds: 1875/420/-1430" FEB,15,2009,,Spacecraft,46,4825,,Transponder Swap (2->1) FEB,21,2009,,Spacecraft,52,4831,,"End of ""February"" keyhole period" MAR,3,2009,2009-03-11,Spacecraft,62,4841,,SVM heaters reduction (battery 1 and gyros boxes) MAR,28,2009,2009-03-30,Spacecraft,87,4866,,MDI 3-day continuous until Mar 30 APR,15,2009,2009-04-29,SUMER,105,4884,,SUMER campaign until Apr 29 APR,28,2009,2009-05-16,Spacecraft,118,4897,,Beginning of keyhole period MAY,1,2009,,Spacecraft,121,4900,17:20,Transponder Swap (1->2) MAY,12,2009,,Spacecraft,132,4911,15:20,"SK-63: jets 2,3,4; dV +0.028 m/s. " MAY,12,2009,,Spacecraft,132,4911,15:55,"Momentum management 3 segments (jets 3, 5, 1)." MAY,12,2009,,Spacecraft,132,4911,17:23,"180° Roll, satellite in inverted position. Final wheels speeds: -400/-410/1085" MAY,13,2009,,Spacecraft,133,4912,,Transponder Swap (2->1) MAY,16,2009,,Spacecraft,136,4915,,End of keyhole period MAY,18,2009,2009-07-20,MDI,138,4917,,MDI 60-day continuous campaign until July 20 JUN,3,2009,2009-06-17,SUMER,157,4936,,SUMER test and campaign until June 17 JUL,12,2009,,Spacecraft,193,4972,4:13,ESR-25 triggered by CSPAAD (false trigger) JUL,14,2009,,Spacecraft,195,4974,15:35,"Momentum management 3 segments (jets 3,2,5). " JUL,19,2009,,Spacecraft,200,4979,14:00,"SK-64: jets 1,2,4,6; dV -0.294 m/s. " JUL,22,2009,,Spacecraft,203,4982,,Beginning of keyhole period JUL,28,2009,,Spacecraft,209,4988,,Transponder Swap (1->2) AUG,11,2009,,Spacecraft,223,5002,15:25,"SK-65: jets 3,4; dV 0.0047 m/s. " AUG,11,2009,,Spacecraft,223,5002,15:37,"Momentum management 3 segments (jets 5,2,3)." AUG,13,2009,,Spacecraft,225,5004,14:44,"180° Roll, satellite in normal position. Final wheels speeds: 1295/405/-1920" AUG,14,2009,,Spacecraft,226,5005,13:25,Transponder Swap (2->1) AUG,14,2009,,Spacecraft,226,5005,13:56,HGA Z-axis moved +197 steps (dual coil) to -16.7 degrees to reduce Keyhole (old 26m stations not used anymore) AUG,16,2009,,Spacecraft,232,5011,,End of keyhole period for D27 SEP,25,2009,2009-09-27,MDI,268,5047,,MDI 3-day continuous campaign until Sept 27 OCT,22,2009,,Spacecraft,295,5074,13:00,ACU SW patch 16 uploaded OCT,26,2009,2009-10-26,Spacecraft,299,5078,14:43,Science ROLL maneuver (360 degrees) OCT,30,2009,,Spacecraft,303,5082,2:00,Beginning of keyhole period for D27 NOV,1,2009,,Spacecraft,305,5084,,Transponder Swap (1->2) NOV,7,2009,,Spacecraft,311,5090,,"SK-66: jets 2,3,4; dV +0.038m/s. " NOV,7,2009,,Spacecraft,311,5090,,"Momentum management 3 segments (jets 5,4,1)." NOV,7,2009,,Spacecraft,311,5090,,"180° Roll, satellite in inverted position. Final wheels speeds: -430/-390/1620" NOV,7,2009,,Spacecraft,311,5090,,Transponder Swap (2->1) NOV,10,2009,,Spacecraft,314,5093,10:00,End of keyhole period for D27 ,,,,,,,, ,,,,,,,, ,,,,,,,,