See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L8069. Start at 236:13:00 GMT PLAN ---- Finish: Obsid: 24626 SI: ACIS-S, HETG (25 ksec) Target: 4U 1636-53 Then: 2021:236:17:18:32 RADMON Disable 2021:236:23:18:08 Grating: NONE 2021:237:04:48:42 RADMON Enable 2021:237:04:58:50 Obsid: 22675 SI: ACIS-S (28 ksec) Target: PSR J0821-4300 2021:237:12:49:04 Grating: LETG 2021:237:13:25:43 Obsid: 23678 SI: HRC-S (27 ksec) Target: MR 2251-178 NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 3 Supports completed in the last 24 hours (total time: 6.9 hours) 2 SSR dumps Radiation: Solar activity is expected to be very low with a chance for a C-class flares on days one, two, and three (24 Aug, 25 Aug, 26 Aug). MP: Aug3021 loads are in work. Eng: No issues. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 22936 4U 1636-53 ACIS-S HETG 23441 Terzan 6 ACIS-S NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 236/1200-1415 1300 1400 DSS-24 GOLDSTONE 0900-1000 EDT, Tue 24 Aug 236/1910-2125 2010 2110 DSS-34 CANBERRA 1610-1710 EDT, Tue 24 Aug 237/0120-0335 0220 0320 DSS-24 GOLDSTONE 2220-2320 EDT, Tue 24 Aug 237/0900-1115 1000 1100 DSS-34 CANBERRA 0600-0700 EDT, Wed 25 Aug 237/1710-1925 1810 1910 DSS-56 MADRID 1410-1510 EDT, Wed 25 Aug SNAPSHOT summary: ---------------- UTC 2021:236:03:29:01 (Aug24) f_ACE 2.13e+01 F_CRM 1.00e+00 Kp 0.3 R km 122206A OBT 2021:236:03:25:59 CTUVCDU 2571519 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 746162759.34 ONLVCDU 2571512 OBC Errs 0 OBSID 24510 EPState SUN SIM TTpos 75623 HETG Angle 77.96 PCADMODE NPNT RA 307.953 Bus V 28.20 SIM FApos -467 LETG Angle 76.46 PCONTROL NPNT Dec -40.624 Bus I 26.72 AOFSTAR GUID Roll 318.492 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang -7.04 Yaw Rate -0.36 HRC-S HV ON ACA CCD Temp -7.7 Dith Zang -6.69 Pitch Rate -0.14 SHLD HV 8.0 ACA Int Time 1.698 Roll Rate -0.11 EVT RT 509 AOACSTAT OK FSS SunBeta NSUN SHLD RT 5099 FSS Alfa 17.50 Batt 1 SOC 100.00% Avg HRMA Temp 72.63 FSS Beta 49.68 Batt 2 SOC 100.00% ACIS Stat7-0 64 Avg OBA Temp 64.98 SA Resolv 143.51 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 13.53 RadMon ENAB HRMA power 31.50 SCS 128 ACT -Y SA Amps 12.95 OBA power 70.20 SCS 129 ACT +Y SA Temp 111.74 SCS 130 INAC -Y SA Temp 111.74 Roll Mom. -7.239 SCS 131 ACT Pitch Mom. -5.850 SCS 132 ACT Ephin Temp 0.0000 UpLCmdAcc 43664 Yaw Mom. -3.239 SCS 133 INAC EIO Temp 0.0000 Cmd Rej A 189 PMTANKP 134.145 SCS 107 INAC EPH temp 144.33 IRU2G2 curr 112.80 M Unload MON IRU2G1 curr 93.60 Roll Bias 0.7711 TSC Move STOP Prop. line 03 129.74 Pitch Bias -2.8101 CTX B PWR 36.69 FA Move STOP Prop. line 04 119.92 Yaw Bias -1.6123 CTX B Volts 3.54 OTG Move DISA UTC 2021:236:12:55:01 (Aug24) f_ACE 2.21e+01 F_CRM 1.00e+00 Kp 1.0 R km 122206A Currently scheduled FPSI, OTG : ACIS-S HETG Estimated Kp : 1.0 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 2.21e+01 GOES-R P4 flux, in RADMON P4GM units : 0.058 GOES-R P7 flux, in RADMON P41GM units : 0.028 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 4.0 Orbit Start Time : 2021:199:20:19:01 Geocentric Distance (km), Orbit Leg : 122206 A CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 4.4969e+02 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 8.9938e+01 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.5085e+09 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 8.6742e+08