ACIS SOT Shift report L2979 Sep 17, 2007 16:15 EDT,2007:260:20:15 GMT COMM Period: = 2007 Sep 17 4:15 pm EDT End = 2007 Sep 17 5:15 pm EDT See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html or /proj/web-cxc/htdocs/acis/SOT_reports/Sep_17_2007_M2979_acis.txt ACIS Personnel: Joe DePasqule, Paul Plucinsky PLAN: ---- We plan to keep a watchful eye over the detector housing heater current and voltage, as well as the camera body and warm radiator temperatures following this morning's unexpectedly cold temperatures. SUMMARY: ------- At 16:15 EDT, we aquired signal and by 16:20 had seen enough telemetry to be certain that the detector housing heater was regulating the camera body at a stable temperature of -59.9 C with a nominal power draw between 4 and 8 W. The telemetry seen was: 1DAHTBEN=EN 1DAHTBON=ON 1DAHHBVO= 28.63 (value of the mean over 10 samples) 1DAHBVO= 6.86 (value of the mean over 10 samples) 1DAHBCU= 0.51 (value of the mean over 10 samples) 1CBBT= -59.89 (value of the mean over 10 samples) 1CBAT= -62.36 (value of the mean over 10 samples) 1WRBT= -82.00 (value of the mean over 10 samples) 1WRAT= -82.00 (value of the mean over 10 samples) Snapshot at AOS: UTC 2007:260:20:18:05 (Sep17) f_ACE 1.83e+01 F_CRM 0.00e+00 Kp 1.0 R km 104583A OBT 2007:260:20:17:36 CTUVCDU 10803346 OBC s/w NRML FMT1_NORM CPEstat NORM OBT 306447456.16 ONLVCDU 10803336 OBC Errs 15 OBSID 8313 EPState SUN SIM TTpos -50505 HETG Angle 79.09 PCADMODE NPNT RA 332.095 Bus V 29.77 SIM FApos -715 LETG Angle 77.21 PCONTROL NPNT Dec 45.736 Bus I 28.74 AOFSTAR GUID Roll 209.463 ACA Object FFFSSSSS Dither ENAB HRC-I HV ON ACA ImFunc TTTTTTTT Dith Yang 3.40 Yaw Rate -0.31 HRC-S HV OFF ACA CCD Temp -19.6 Dith Zang 17.78 Pitch Rate -0.07 SHLD HV 8.0 ACA Int Time 1.698 Roll Rate 0.02 EVT RT 1 AOACSTAT OK FSS SunBeta SUN SHLD RT 22 FSS Alfa -0.37 Batt 1 SOC 100.00% Avg HRMA Temp 70.65 FSS Beta -38.30 Batt 2 SOC 100.00% ACIS Stat7-0 65 Avg OBA Temp 53.76 SA Resolv 128.27 Batt 3 SOC 100.00% Cold Rad -127.9 OBA Tavg Fault NFLT SA Sun Pres ILLM Warm Rad -82.0 OBA Trng Fault NFLT +Y SA Amps 14.10 RadMon ENAB HRMA power 0.00 SCS 128 ACT -Y SA Amps 14.30 EPHIN Geom SMAL OBA power 70.20 SCS 129 ACT +Y SA Temp 112.97 E150 7.6 SCS 130 ACT -Y SA Temp 113.89 E300 0.2 Roll Mom. -8.291 SCS 107 INAC E1300 0.0 Pitch Mom. -0.988 UpL Cmd Acc 62960 EPH A-Leak 1.0200 P4GM 0.0 Yaw Mom. 1.350 Cmd Rej A 20 EPH B-Leak 1.0200 P41GM 0.0 EPH temp 103.64 Gyro 2 Curr 1 103.20 Roll Bias -0.9821 EPH 27V 18.79 M Unload MON Gyro 2 Curr 2 98.40 Pitch Bias -2.0477 TSC Move STOP Prop. line 03 95.62 Yaw Bias -1.1824 CTX A PWR 36.54 FA Move STOP Prop. line 04 64.56 CTX A Volts 3.50 OTG Move DISA Explanation Current Data: UTC 2007:260:20:50:06 (Sep17) f_ACE 1.99e+01 F_CRM 0.00e+00 Kp 1.3 R km 106417A Currently scheduled FPSI, OTG : HRC-I NONE Estimated Kp : 1.33 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 : 2007:260:05:24:01 Geocentric Distance (km), Orbit Leg : 106305 A CRM Region : 2 (Magnetosheath) External Proton Flux (p/cm^2-s-sr-MeV) : 1.46925000000e+04 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 0.00000000000e+00 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.44288022950e+09 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 0.00000000000e+00 Snapshot at LOS: UTC 2007:260:21:16:03 (Sep17) f_ACE 1.78e+01 F_CRM 0.00e+00 Kp 2.0 R km 107853A OBT 2007:260:21:14:16 CTUVCDU 10816639 OBC s/w NRML FMT1_NORM CPEstat NORM OBT 306450856.61 ONLVCDU 10816624 OBC Errs 0 OBSID 8315 EPState SUN SIM TTpos -50505 HETG Angle 79.09 PCADMODE NPNT RA 332.101 Bus V 29.77 SIM FApos -715 LETG Angle 77.21 PCONTROL NPNT Dec 45.535 Bus I 27.48 AOFSTAR GUID Roll 209.580 ACA Object FFFSSSSS Dither ENAB HRC-I HV ON ACA ImFunc TTTTTTTT Dith Yang -11.93 Yaw Rate 0.25 HRC-S HV OFF ACA CCD Temp -19.6 Dith Zang -20.00 Pitch Rate -0.02 SHLD HV 8.0 ACA Int Time 1.698 Roll Rate 0.02 EVT RT 1 AOACSTAT OK FSS SunBeta SUN SHLD RT 21 FSS Alfa -0.37 Batt 1 SOC 100.00% Avg HRMA Temp 70.63 FSS Beta -38.49 Batt 2 SOC 100.00% ACIS Stat7-0 64 Avg OBA Temp 53.99 SA Resolv 128.43 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 13.53 RadMon ENAB HRMA power 39.20 SCS 128 ACT -Y SA Amps 13.72 EPHIN Geom SMAL OBA power 78.30 SCS 129 ACT +Y SA Temp 113.28 E150 42.7 SCS 130 ACT -Y SA Temp 113.89 E300 5.0 Roll Mom. -8.291 SCS 107 INAC E1300 8.8 Pitch Mom. -1.231 UpL Cmd Acc 62984 EPH A-Leak 1.0200 P4GM 0.0 Yaw Mom. 1.209 Cmd Rej A 30 EPH B-Leak 0.0000 P41GM 0.0 EPH temp 104.89 Gyro 2 Curr 1 103.20 Roll Bias -0.9805 EPH 27V 11.71 M Unload MON Gyro 2 Curr 2 98.40 Pitch Bias -2.0478 TSC Move STOP Prop. line 03 95.62 Yaw Bias -1.1824 CTX A PWR 36.43 FA Move STOP Prop. line 04 64.56 CTX A Volts 3.52 OTG Move DISA Explanation Current Data: UTC 2007:260:21:16:03 (Sep17) f_ACE 1.78e+01 F_CRM 0.00e+00 Kp 2.0 R km 107853A Currently scheduled FPSI, OTG : HRC-I NONE Estimated Kp : 2.00 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 : 2007:260:05:24:01 Geocentric Distance (km), Orbit Leg : 107690 A CRM Region : 2 (Magnetosheath) External Proton Flux (p/cm^2-s-sr-MeV) : 4.36907000000e+03 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 0.00000000000e+00 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.44875555250e+09 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 0.00000000000e+00