ACIS SOT Shift report M3182 Apr 7, 2008 17:20 EST,2008:098:21:20 GMT COMM Period: Duration: 7 Apr 2008 17:20 EDT - 7 Apr 2008 18:20 EDT (Day 098) 7 Apr 2008 21:20 GMT - 7 Apr 2008 22:20 GMT See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html or /proj/web-cxc/htdocs/acis/SOT_reports/Apr_07_2008_M3182_acis.txt ACIS Personnel: Joe DePasquale commanding Paul Plucinsky writing SUMMARY: -------- We expect to run CAP 1062 which will turn off the ACIS DH heater on side B. We anticipate that the DH heater will be off for the foreseable future in order to provide more margin on the FP temperature. CAP 1062 was executed with no complications. The ACIS DH heater on side B is now off. TIMELINE (GMT day 098) ---------------------- 21:20 AOS on DSS-27 21:25 1CB[A/B]T = -62.4/-59.9 C 1WR[AB]T = -79.6 C 1CR[A/B]T = -123.1 C FP temp = -117.1 K 1DAHTBEN == ENB 1DAHTBON == ON 1DAHHBVO == 29.0 V 1DAHBVO == 6.0 V 1DAHBCU == 0.5 A 21:28 OC/CC start SSR playback 21:35 TLM indicates that the ACIS door is still open 21:40 OC/CC are ready to start CAP1062 21:41 OC/CC uplinks command 1HHTRBOF 21:42 OC/CC uplinks command 1HHTRBDS 21:45 1CB[A/B]T = -62.4/-59.9 C 1WR[AB]T = -82.0 C 1CR[A/B]T = -123.1 C FP temp = -116.8 K 1DAHTBEN == DIS 1DAHTBON == OFF 1DAHHBVO == 0.0 V 1DAHBVO == 0.0 V 1DAHBCU == 0.0 A 21:46 All TLM verifiers indicate that the DH heater on side B is off. Yippee !! 21:56 1CB[A/B]T = -62.4/-62.4 C --> first tick down on side B 1WR[AB]T = -82.0 C 1CR[A/B]T = -125.5/-123.1 C FP temp = -117.1 K 22:19 1CB[A/B]T = -62.4/-62.4 C --> first tick down on side B 1WR[AB]T = -82.0 C 1CR[A/B]T = -125.5/-125.5 C FP temp = -117.6 K 22:20 LOS Snapshot at AOS: ---------------- UTC 2008:098:21:22:09 (Apr 7) f_ACE 1.77e+01 F_CRM 0.00e+00 Kp 3.3 R km 30304A OBT 2008:098:21:21:33 CTUVCDU 12155135 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 323990493.72 ONLVCDU 12155120 OBC Errs 0 OBSID 57879 EPState SUN SIM TTpos -99615 HETG Angle 79.09 PCADMODE NMAN RA 257.208 Bus V 29.61 SIM FApos -467 LETG Angle 77.21 PCONTROL NPNT Dec 15.482 Bus I 28.74 AOFSTAR GUID Roll 114.658 ACA Object SSSSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc NNNNNNNN Dith Yang -3.41 Yaw Rate 115.65 HRC-S HV ON ACA CCD Temp -19.6 Dith Zang -7.43 Pitch Rate -241.81 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate 31.13 EVT RT 0 AOACSTAT OK FSS SunBeta SUN SHLD RT 0 FSS Alfa -8.74 Batt 1 SOC 100.00% Avg HRMA Temp 70.63 FSS Beta -26.66 Batt 2 SOC 100.00% ACIS Stat7-0 66 Avg OBA Temp 54.15 SA Resolv 114.74 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 14.10 RadMon DISA HRMA power 26.80 SCS 128 ACT -Y SA Amps 14.30 EPHIN Geom SMAL OBA power 46.30 SCS 129 ACT +Y SA Temp 114.51 E150 71.6 SCS 130 ACT -Y SA Temp 114.81 E300 5.9 Roll Mom. 17.619 SCS 107 INAC E1300 8.0 Pitch Mom. 7.133 UpL Cmd Acc 21894 EPH A-Leak 1.0200 P4GM 0.1 Yaw Mom. 2.116 Cmd Rej A 243 EPH B-Leak 1.0200 P41GM 0.0 EPH temp 104.89 Gyro 2 Curr 1 103.20 Roll Bias -0.9792 M Unload MON Gyro 2 Curr 2 108.00 Pitch Bias -2.0403 CTX B PWR 36.69 TSC Move STOP Prop. line 03 111.86 Yaw Bias -1.1586 CTX B Volts 3.54 FA Move STOP Prop. line 04 72.15 OTG Move DISA Snapshot at LOS: ---------------- UTC 2008:098:22:19:10 (Apr 7) f_ACE 7.16e+01 F_CRM 0.00e+00 Kp 3.0 R km 36189A OBT 2008:098:22:18:47 CTUVCDU 12168497 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 323993927.49 ONLVCDU 12168488 OBC Errs 0 OBSID 57879 EPState SUN SIM TTpos -99615 HETG Angle 79.09 PCADMODE NPNT RA 217.000 Bus V 29.61 SIM FApos -467 LETG Angle 77.21 PCONTROL NPNT Dec 11.000 Bus I 25.20 AOFSTAR GUID Roll 129.000 ACA Object SSSSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang -0.15 Yaw Rate 0.04 HRC-S HV ON ACA CCD Temp -19.6 Dith Zang -1.64 Pitch Rate -0.11 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate -0.14 EVT RT 0 AOACSTAT OK FSS SunBeta NSUN SHLD RT 0 FSS Alfa -49.58 Batt 1 SOC 100.00% Avg HRMA Temp 70.63 FSS Beta -49.78 Batt 2 SOC 100.00% ACIS Stat7-0 66 Avg OBA Temp 54.23 SA Resolv 153.23 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 12.37 RadMon DISA HRMA power 26.80 SCS 128 ACT -Y SA Amps 12.56 EPHIN Geom SMAL OBA power 78.30 SCS 129 ACT +Y SA Temp 115.12 E150 842926.8 SCS 130 ACT -Y SA Temp 116.58 E300 132013.9 Roll Mom. 17.003 SCS 107 INAC E1300 17691.1 Pitch Mom. 2.943 UpL Cmd Acc 21924 EPH A-Leak 1.0200 P4GM 38937.7 Yaw Mom. -10.275 Cmd Rej A 250 EPH B-Leak 1.0200 P41GM 43.3 EPH temp 98.62 Gyro 2 Curr 1 103.20 Roll Bias -0.9781 M Unload MON Gyro 2 Curr 2 108.00 Pitch Bias -2.0398 CTX B PWR 36.73 TSC Move STOP Prop. line 03 108.63 Yaw Bias -1.1587 CTX B Volts 3.54 FA Move STOP Prop. line 04 74.68 OTG Move DISA