See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L9644. Start at 350:14:10 GMT PLAN ---- Finish: Obsid: 30289 SI: ACIS-I (10 ksec) Target: Perseus cluster Then: 2025:350:17:56:12 Obsid: 32058 SI: ACIS-S (11 ksec) Target: GRB 221009A 2025:350:22:00:49 Obsid: 31256 SI: ACIS-S (12 ksec) Target: IRAS04416+1215 2025:351:01:55:40 Obsid: 29957 SI: ACIS-S (43 ksec) Target: 6dFGS gJ031612. 2025:351:14:10:17 Grating: HETG NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 2 Supports Completed in the last 24 hours (Total time: 3.9 hours) 2 SSR dumps Radiation (Solar Activity): Solar activity is expected to be low with a slight chance for an M-class flare on days one, two, and three (16 Dec, 17 Dec, 18 Dec). Radiation (Geophysical Activity): The geomagnetic field is expected to be at quiet to unsettled levels on day one (16 Dec), quiet to active levels on day two (17 Dec) and unsettled to minor storm levels on day three (18 Dec). MP: No issues. ENG: No issues. GOT: Reset of EHS strings following the comm pass this morning. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 31160 GRB 221009A ACIS-S NONE 32052 HEP G173.810-01.525 ACIS-I NONE 31116 ZTF J0546+3843 ACIS-S NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 350/1530-1800 1615 1745 DSS-65 MADRID 1115-1245 EST, Tue 16 Dec 351/1015-1215 1100 1200 DSS-54 MADRID 0600-0700 EST, Wed 17 Dec 351/1605-1805 1650 1750 DSS-56 MADRID 1150-1250 EST, Wed 17 Dec SNAPSHOT summary: ----------------- UTC 2025:350:02:14:01 (Dec16) f_ACE 8.45e+00 F_CRM 4.86e+07 Kp 1.0 R km 132725A OBT 2025:350:02:11:04 CTUVCDU 12737535 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 882238264.41 ONLVCDU 12737528 OBC Errs 0 OBSID 31593 EPState SUN SIM TTpos 75624 HETG Angle 77.59 PCADMODE NPNT RA 288.229 Bus V 26.95 SIM FApos -467 LETG Angle 75.71 PCONTROL NPNT Dec 19.776 Bus I 17.74 AOFSTAR GUID Roll 329.494 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang -15.98 Yaw Rate 0.70 HRC-S HV OFF ACA CCD Temp -7.3 Dith Zang 15.33 Pitch Rate 0.12 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate 0.47 EVT RT 4589 AOACSTAT OK FSS SunBeta SUN SHLD RT 0 FSS Alfa -0.36 Batt 1 SOC 100.00% Avg HRMA Temp 74.86 FSS Beta 40.26 Batt 2 SOC 100.00% A -15 V -0.62 Avg OBA Temp 79.20 SA Resolv 49.24 Batt 3 SOC 100.00% A +15 V 2.81 OBA Tavg Fault NFLT SA Sun Pres ILLM A +5 V 4.84 OBA Trng Fault NFLT +Y SA Amps 8.88 A +24 V 0.00 HRMA power 29.90 SCS 128 ACT -Y SA Amps 8.71 OBA power 0.00 SCS 129 ACT +Y SA Temp 118.05 SCS 130 ACT -Y SA Temp 117.32 ACIS Stat7-0 6 Roll Mom. -8.130 SCS 131 ACT Cold Rad -118. Pitch Mom. 4.876 SCS 132 ACT Ephin Temp 0.0000 Warm Rad -77.1 Yaw Mom. 3.796 SCS 133 ACT EIO Temp 0.0000 RadMon ENAB PMTANKP 148.534 SCS 107 INAC EPH temp 175.44 UpLCmdAcc 46177 IRU2G2 curr 127.20 M Unload MON Cmd Rej A 210 IRU2G1 curr 93.60 Roll Bias 1.9587 TSC Move STOP Prop. line 03 151.92 Pitch Bias -4.1260 FA Move STOP CTX B PWR 36.92 Prop. line 04 115.08 Yaw Bias -1.8348 OTG Move DISA CTX B Volts 3.54 UTC 2025:350:14:10:02 (Dec16) f_ACE 5.89e+00 F_CRM 5.01e+07 Kp 1.7 R km 146702D Currently scheduled FPSI, OTG : ACIS-S NONE Estimated Kp : 1.7 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 6.74e+00 GOES-R P4 flux, in RADMON P4GM units : 6.08e-02 GOES-R P7 flux, in RADMON P41GM units : 8.34e-03 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 4.55e+02 Orbit Start Time : 2025:349:06:49:37 Geocentric Distance (km), Orbit Leg : 146702 D CRM Region : 1 (Solar_Wind) External Proton Flux (p/cm^2-s-sr-MeV) : 6.7400e+00 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 6.7400e+00 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 5.7997e+07 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 5.0065e+07