ACIS SOT Shift report L2820 Apr 11 2007 13:45 EDT, 101:17:45 GMT COM Period: 2007:101 17:45:00 - 18:45:00 GMT = 2007 Apr 11 1:45 pm EDT End 2007 Apr 11 2:45 pm EDT See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html or /proj/web-cxc/htdocs/acis/SOT_reports/Apr_11_2007_L2820_acis.txt ACIS Personnel: Nancy Adams-Wolk, Royce Buehler, Joseph DePasquale PLAN: ----- We plan to execute CAP 1033 to dump the ACIS flight software from the Back-End Processor memory to provide additional information in the investigation of an anomaly which caused three Front-End Processors to reset during obsid 7647. We plan to dump the BEP-I cache and BEP-D cache as well as the patchlist. SUMMARY: -------- After establishing COM with the spacecraft at 17:45 GMT, the OC ran a CAP to update the on-board ephemeris, and started SSR playback. We began CAP1033 20 minutes into the COM. There were no telemetry dropouts during the COM, and the CAP was completed within 20 minutes. Royce confirmed that there were no corruptions in the patchlist; it is identical to the ground copy. Further analysis is required to evaluate the BEP I and D cache dumps; no smoking gun yet. DETAILED TIMELINE (GMT day 101): -------------------------------- 17:45 AOS on DSS-54 17:45 OC runs ephemeris update CAP 17:55 OC begins SSR playback data 18:03 Begin CAP 1033 18:05 Uplink loads 1A_RBDCA_201.CLD & 1A_RBICA_202.CLD 18:07 Enable/Activate SCS 201 18:09 Royce confirms complete dump of BEP-D cache 18:10 Enable/Activate SCS 202 18:15 Royce confirms complete dump of BEP-I cache 18:16 Clear/Disable SCS 202 18:16 Uplink load 1A_RU000_202.CLD 18:16 Enable/Activate SCS 202 18:18 Royce confirms complete dump of the patchlist 18:20 Royce confirms that patch list is identical to ground copy there are no corruptions in the dumped patchlist 18:21 Clear/Disable SCSs 201/202 18:45 LOS Snapshot at AOS: ---------------- UTC 2007:101:17:46:07 (Apr11) f_ACE 5.39e+01 F_CRM 0.00e+00 Kp 1.3 R km 50048A OBT 2007:101:17:45:34 CTUVCDU 7489279 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 292700734.96 ONLVCDU 7489264 OBC Errs 0 OBSID 58437 EPState SUN SIM TTpos 75624 HETG Angle 79.09 PCADMODE NPNT RA 170.402 Bus V 29.30 SIM FApos -467 LETG Angle 77.59 PCONTROL NPNT Dec -2.099 Bus I 33.55 AOFSTAR GUID Roll 256.880 ACA Object SSSSSSSS Dither ENAB HRC-I HV ON ACA ImFunc TTTTTTTT Dith Yang -4.79 Yaw Rate -0.29 HRC-S HV OFF ACA CCD Temp -19.6 Dith Zang -5.72 Pitch Rate -0.04 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate 0.04 EVT RT 0 AOACSTAT OK FSS SunBeta NSUN SHLD RT 0 FSS Alfa -49.66 Batt 1 SOC 100.00% Avg HRMA Temp 70.63 FSS Beta -49.77 Batt 2 SOC 100.00% ACIS Stat7-0 65 Avg OBA Temp 52.81 SA Resolv 150.39 Batt 3 SOC 100.00% Cold Rad -125.5 OBA Tavg Fault NFLT SA Sun Pres ILLM Warm Rad -82.0 OBA Trng Fault NFLT +Y SA Amps 16.64 RadMon DISA HRMA power 67.30 SCS 128 ACT -Y SA Amps 16.84 EPHIN Geom SMAL OBA power 78.70 SCS 129 ACT +Y SA Temp 113.89 E150 68.6 SCS 130 ACT -Y SA Temp 115.12 E300 5.2 Roll Mom. 9.026 SCS 107 INAC E1300 6.9 Pitch Mom. -18.544 UpL Cmd Acc 60337 EPH A-Leak 1.0200 P4GM 0.0 Yaw Mom. 1.353 Cmd Rej A 61 EPH B-Leak 0.0000 P41GM 0.0 EPH temp 107.86 Gyro 2 Curr 1 103.20 Roll Bias -0.9979 EPH 27V 10.74 M Unload MON Gyro 2 Curr 2 100.80 Pitch Bias -2.0706 TSC Move STOP Prop. line 03 95.62 Yaw Bias -1.1974 CTX A PWR 36.54 FA Move STOP Prop. line 04 66.25 CTX A Volts 3.50 OTG Move DISA Explanation Current Data: UTC 2007:101:17:54:09 (Apr11) f_ACE 5.39e+01 F_CRM 0.00e+00 Kp 1.0 R km 50882A Currently scheduled FPSI, OTG : HRC-S NONE Estimated Kp : 1.00 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 1.74e+01 GOES-10 P2 flux, in RADMON P4GM units : 0.00 GOES-12 P2 flux, in RADMON P4GM units : 0.00 GOES-10 P5 flux, in RADMON P41GM units : 0.02 GOES-12 P5 flux, in RADMON P41GM units : 0.03 Orbit Start Time : 2007:101:13:34:00 Geocentric Distance (km), Orbit Leg : 50776 A CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 1.17559700000e+05 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 0.00000000000e+00 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.78721613000e+09 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 0.00000000000e+00 Snapshot at LOS: ---------------- UTC 2007:101:18:48:08 (Apr11) f_ACE 5.02e+01 F_CRM 0.00e+00 Kp 1.0 R km 56472A OBT 2007:101:18:44:37 CTUVCDU 7503103 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 292704277.38 ONLVCDU 7503088 OBC Errs 0 OBSID 58437 EPState SUN SIM TTpos -99615 HETG Angle 79.09 PCADMODE NPNT RA 170.402 Bus V 29.61 SIM FApos -467 LETG Angle 77.59 PCONTROL NPNT Dec -2.101 Bus I 29.25 AOFSTAR GUID Roll 256.880 ACA Object SSSSSSSS Dither ENAB HRC-I HV ON ACA ImFunc TTTTTTTT Dith Yang 2.96 Yaw Rate 0.28 HRC-S HV OFF ACA CCD Temp -19.6 Dith Zang -5.92 Pitch Rate -0.19 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate 0.21 EVT RT 0 AOACSTAT OK FSS SunBeta NSUN SHLD RT 0 FSS Alfa -49.66 Batt 1 SOC 100.00% Avg HRMA Temp 70.61 FSS Beta -49.78 Batt 2 SOC 100.00% ACIS Stat7-0 67 Avg OBA Temp 52.81 SA Resolv 150.39 Batt 3 SOC 100.00% Cold Rad -123.1 OBA Tavg Fault NFLT SA Sun Pres ILLM Warm Rad -79.6 OBA Trng Fault NFLT +Y SA Amps 14.30 RadMon DISA HRMA power 48.80 SCS 128 ACT -Y SA Amps 14.49 EPHIN Geom SMAL OBA power 78.70 SCS 129 ACT +Y SA Temp 112.97 E150 233.2 SCS 130 ACT -Y SA Temp 114.51 E300 0.1 Roll Mom. 8.945 SCS 107 INAC E1300 0.0 Pitch Mom. -18.565 UpL Cmd Acc 60874 EPH A-Leak 1.0200 P4GM 0.0 Yaw Mom. 1.249 Cmd Rej A 88 EPH B-Leak 1.0200 P41GM 0.0 EPH temp 89.48 Gyro 2 Curr 1 103.20 Roll Bias -0.9988 EPH 27V 21.59 M Unload MON Gyro 2 Curr 2 98.40 Pitch Bias -2.0705 TSC Move STOP Prop. line 03 74.68 Yaw Bias -1.1977 CTX A PWR 36.43 FA Move STOP Prop. line 04 52.10 CTX A Volts 3.52 OTG Move DISA Explanation Current Data: UTC 2007:101:18:58:01 (Apr11) f_ACE 5.02e+01 F_CRM 0.00e+00 Kp 1.0 R km 57392A Currently scheduled FPSI, OTG : HRC-S NONE Estimated Kp : 1.00 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 1.74e+01 GOES-10 P2 flux, in RADMON P4GM units : 0.00 GOES-12 P2 flux, in RADMON P4GM units : 0.00 GOES-10 P5 flux, in RADMON P41GM units : 0.02 GOES-12 P5 flux, in RADMON P41GM units : 0.02 Orbit Start Time : 2007:101:13:34:00 Geocentric Distance (km), Orbit Leg : 56986 A CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 8.97772000000e+04 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 0.00000000000e+00 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 2.18827845000e+09 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 0.00000000000e+00