See http://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L6241. Start at 235:13:00 GMT PLAN ---- 2016:235:07:11:46 Grating: HETG 2016:235:07:43:56 Obsid: 18192 SI: ACIS-S (80 ksec) Target: NGC 3783 2016:236:06:11:35 RADMON Disable NOTES/ISSUES/PROBLEMS --------------------- Highlights: At the start of the 234:1125-1225z comm (Sunday) Chandra was observed to be in Bright-Star Hold. The OBC error-log dump indicated the BSH entry occurred at 0724z. Root-cause appears to be a gyro-bias glitch during a maneuver. Replan was built and science observations resumed at 2016:235:05:48. From the 9am status meeting: 10 Supports Completed (Total time: 23.5 hours) 10 SSR Dumps Loads good through: 2016:239:10:17:23 CAPs: 1397 234/1604z Bright Star Hold Recovery 893B 234/1532z Disable SCS 29 675A 234/2209z Re-enable SCS 107 Radiation: Quiet. Solar Activity Forecast: Solar activity is expected to be very low with a slight chance for a C-class flare on days one, two, and three (22 Aug, 23 Aug, 24 Aug). MP: Aug2916 is in work. Eng: No issues GOT: OCC web downtime is cancelled for today. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 18031 SN2001em ACIS-S NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 235/1110-1325 1210 1310 DSS-24 GOLDSTONE 0810-0910 EDT, Mon 22 Aug 235/1745-2000 1845 1945 DSS-15 GOLDSTONE 1445-1545 EDT, Mon 22 Aug 236/0300-0515 0400 0500 DSS-54 MADRID 0000-0100 EDT, Tue 23 Aug 236/1230-1445 1330 1430 DSS-36 CANBERRA 0930-1030 EDT, Tue 23 Aug 236/1345-1600 1445 1545 DSS-45 CANBERRA 1045-1145 EDT, Tue 23 Aug 236/2150-0005 2250 2350 DSS-54 MADRID 1850-1950 EDT, Tue 23 Aug SNAPSHOT summary: ---------------- UTC 2016:235:12:58:02 (Aug22) f_ACE 1.42e+01 F_CRM 3.14e+08 Kp 0.3 R km 131792D OBT 2016:235:12:57:44 CTUVCDU 7495933 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 588257864.10 ONLVCDU 7495920 OBC Errs 0 OBSID 18192 EPState SUN SIM TTpos 75623 HETG Angle 5.96 PCADMODE NPNT RA 174.777 Bus V 28.83 SIM FApos -467 LETG Angle 76.84 PCONTROL NPNT Dec -37.714 Bus I 23.40 AOFSTAR GUID Roll 208.013 ACA Object FFFSSSSS Dither ENAB HRC-I HV ON ACA ImFunc TTTTTTTT Dith Yang -7.67 Yaw Rate -0.18 HRC-S HV OFF ACA CCD Temp -14.7 Dith Zang 7.82 Pitch Rate -0.22 SHLD HV 8.0 ACA Int Time 1.698 Roll Rate 0.08 EVT RT 0 AOACSTAT OK FSS SunBeta SUN SHLD RT 15 FSS Alfa -0.09 Batt 1 SOC 100.00% Avg HRMA Temp 70.92 FSS Beta 35.88 Batt 2 SOC 100.00% ACIS Stat7-0 64 Avg OBA Temp 58.95 SA Resolv 53.90 Batt 3 SOC 100.00% Cold Rad -127.9 OBA Tavg Fault NFLT SA Sun Pres ILLM Warm Rad -86.9 OBA Trng Fault NFLT +Y SA Amps 11.60 RadMon ENAB HRMA power 39.50 SCS 128 ACT -Y SA Amps 11.60 EPHIN Geom VLD OBA power 78.70 SCS 129 ACT +Y SA Temp 112.04 E150 3571712.0 SCS 130 ACT -Y SA Temp 112.35 E300 160.0 Roll Mom. -5.028 SCS 131 ACT E1300 30.0 Pitch Mom. -1.453 SCS 132 ACT EPH A-Leak 1.0200 UpLCmdAcc 48675 Yaw Mom. 14.781 SCS 133 ACT EPH B-Leak 0.0000 Cmd Rej A 174 PMTANKP 132.547 SCS 107 INAC EPH temp 132.03 Gyro 2 Curr 1 103.20 EPH 27I 7.11 M Unload MON Gyro 2 Curr 2 122.40 Roll Bias -0.2290 TSC Move STOP Prop. line 03 145.12 Pitch Bias -1.8112 CTX A PWR 36.38 FA Move STOP Prop. line 04 98.15 Yaw Bias -1.1262 CTX A Volts 3.52 OTG Move DISA Currently scheduled FPSI, OTG : ACIS-S HETG Estimated Kp : 1.00 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 1.42e+01 GOES-13 P2 flux, in RADMON P4GM units : 0.40 GOES-15 P2 flux, in RADMON P4GM units : 0.44 GOES-13 P5 flux, in RADMON P41GM units : 0.17 GOES-15 P5 flux, in RADMON P41GM units : 0.19 GOES-13 E > 2.0 MeV flux (p/cm^2-s-sr) : 41.4 Orbit Start Time : 2016:233:21:49:01 Geocentric Distance (km), Orbit Leg : 131889 D CRM Region : 2 (Magnetosheath) External Proton Flux (p/cm^2-s-sr-MeV) : 2.8358e+02 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 5.6716e+01 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 6.2818e+08 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 3.1414e+08