See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L9640. Start at 346:14:00 GMT PLAN ---- Start in radiation zone. Then: 2025:346:19:48:32 Grating: NONE 2025:346:20:02:23 RADMON Enable 2025:346:20:24:41 Obsid: 32039 SI: ACIS-S (13 ksec) Target: NGC4548 2025:347:01:01:59 Obsid: 30299 SI: ACIS-I (16 ksec) Target: Perseus cluster 2025:347:07:07:55 Obsid: 30050 SI: ACIS-S (15 ksec) Target: EXO 0748-676 2025:347:12:55:35 Obsid: 32042 SI: ACIS-I (15 ksec) Target: Perseus cluster For the weekend: 2025:347:18:46:33 Obsid: 32037 SI: ACIS-S (15 ksec) Target: EXO 0748-676 2025:348:00:34:14 Obsid: 30312 SI: ACIS-I (15 ksec) Target: Perseus cluster 2025:348:05:28:26 Obsid: 31285 SI: ACIS-S (10 ksec) Target: 2MASX J17345436 2025:348:09:01:06 Obsid: 32043 SI: ACIS-I (10 ksec) Target: Perseus cluster 2025:348:12:42:26 Obsid: 30255 SI: ACIS-I (15 ksec) Target: Center of COSMO 2025:348:18:26:58 Obsid: 32040 SI: ACIS-I (15 ksec) Target: Center of COSMO 2025:348:22:40:32 Grating: HETG 2025:348:22:42:58 RADMON Disable 2025:349:09:15:07 Grating: NONE 2025:349:09:27:39 RADMON Enable 2025:349:09:45:31 Obsid: 31116 SI: ACIS-S (19 ksec) Target: ZTF J0546+3843 NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 3 Supports Completed in the last 24 hours (Total time: 6 hours) 1 SSR dumps. Radiation: Solar activity is likely to be moderate with a slight chance for an X-class flare on day one (12 Dec) and likely to be moderate on days two and three (13 Dec, 14 Dec). MP: Dec1525A loads were approved yesterday. ENG: One thermal violation yesterday due to annual heating. GOT: No issues. Alerts Firedrill today. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 32044 Cygnus X-2 ACIS-S HETG 32045 AT 2025abcr ACIS-S NONE 30293 Perseus cluster ACIS-I NONE 32036 Gaia DR2 3412770125660814080 ACIS-S NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 346/1315-1515 1400 1500 DSS-36 CANBERRA 0900-1000 EST, Fri 12 Dec 346/1740-1940 1825 1925 DSS-24 GOLDSTONE 1325-1425 EST, Fri 12 Dec 347/0230-0430 0315 0415 DSS-54 MADRID 2215-2315 EST, Fri 12 Dec 347/1145-1345 1230 1330 DSS-24 GOLDSTONE 0730-0830 EST, Sat 13 Dec 348/0010-0210 0055 0155 DSS-26 GOLDSTONE 1955-2055 EST, Sat 13 Dec 348/1645-1955 1730 1900 DSS-56 MADRID 1230-1400 EST, Sun 14 Dec 349/0105-0305 0150 0250 DSS-26 GOLDSTONE 2050-2150 EST, Sun 14 Dec 349/1040-1240 1125 1225 DSS-24 GOLDSTONE 0625-0725 EST, Mon 15 Dec 349/1705-1900 1750 1845 DSS-54 MADRID 1250-1345 EST, Mon 15 Dec SNAPSHOT summary: ----------------- UTC 2025:346:02:38:01 (Dec12) f_ACE 0.00e+00 F_CRM 1.13e+08 Kp 3.3 R km 105853D OBT 2025:346:02:34:53 CTUVCDU 11394431 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 881894093.89 ONLVCDU 11394424 OBC Errs 0 OBSID 32041 EPState SUN SIM TTpos 92903 HETG Angle 77.59 PCADMODE NMAN RA 21.725 Bus V 26.64 SIM FApos -535 LETG Angle 75.71 PCONTROL NPNT Dec 48.686 Bus I 22.88 AOFSTAR GUID Roll 259.284 ACA Object SSSSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc SSSSSSSS Dith Yang 7.64 Yaw Rate -0.24 HRC-S HV OFF ACA CCD Temp -2.9 Dith Zang -7.93 Pitch Rate -259.26 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate 34.11 EVT RT 6374 AOACSTAT OK FSS SunBeta SUN SHLD RT 0 FSS Alfa 2.19 Batt 1 SOC 100.00% Avg HRMA Temp 74.97 FSS Beta -38.85 Batt 2 SOC 100.00% A -15 V -0.62 Avg OBA Temp 92.61 SA Resolv 126.50 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 11.60 A +24 V 0.00 HRMA power 64.50 SCS 128 ACT -Y SA Amps 11.21 OBA power 35.10 SCS 129 ACT +Y SA Temp 117.32 SCS 130 ACT -Y SA Temp 116.58 ACIS Stat7-0 6 Roll Mom. 16.023 SCS 131 ACT Cold Rad -127. Pitch Mom. 3.151 SCS 132 ACT Ephin Temp 0.0000 Warm Rad -82.0 Yaw Mom. -0.035 SCS 133 ACT EIO Temp 0.0000 RadMon ENAB PMTANKP 148.534 SCS 107 INAC EPH temp 175.44 UpLCmdAcc 38199 IRU2G2 curr 122.40 M Unload MON Cmd Rej A 43 IRU2G1 curr 96.00 Roll Bias 1.9486 TSC Move STOP Prop. line 03 175.74 Pitch Bias -4.1199 FA Move STOP CTX A PWR 36.27 Prop. line 04 168.93 Yaw Bias -1.8273 OTG Move DISA CTX A Volts 3.52 UTC 2025:346:13:58:01 (Dec12) f_ACE 4.93e+01 F_CRM 1.63e+08 Kp 2.7 R km 20207D Currently scheduled FPSI, OTG : HRC-S HETG Estimated Kp : 2.7 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 4.67e+01 GOES-R P4 flux, in RADMON P4GM units : 4.00e-02 GOES-R P7 flux, in RADMON P41GM units : 8.33e-03 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 6.30e+02 Orbit Start Time : 2025:343:23:53:15 Geocentric Distance (km), Orbit Leg : 20853 D CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 6.0789e+04 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 0.0000e+00 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.4073e+09 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.6299e+08