See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L9296. Start at 002:14:00 GMT PLAN ---- Recover from radiation shutdown. Start in radiation zone Then: 2025:003:01:19:06 Grating: NONE 2025:003:01:45:35 RADMON Enable 2025:003:01:59:04 Obsid: 30692 SI: ACIS-S (5 ksec) Target: CD-45 14955B 2025:003:04:06:24 Obsid: 30707 SI: ACIS-I (11 ksec) Target: Orion Nebula Cl 2025:003:08:21:25 Grating: LETG 2025:003:09:01:52 Obsid: 30552 SI: HRC-S (9 ksec) Target: NGC 5548 2025:003:11:36:01 Grating: NONE 2025:003:12:30:27 Obsid: 29750 SI: ACIS-S (1 ksec) Target: 1eRASS J012710. 2025:003:13:16:49 Obsid: 30708 SI: ACIS-I (13 ksec) Target: Orion Nebula Cl NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 23 Supporta during the holiday shutdown, 36 SSR dumps, 3 CAPs run. 2 Supports Completed in the last 24 hours (Total time: 4.6 hours) 4 SSR dumps. Loads good through: 2025:006:06:03:35.000 Radiation: Solar activity is expected to be moderate with a slight chance for an X-class flare on days one and two (02 Jan, 03 Jan) and likely to be moderate on day three (04 Jan). MP: Jan03 return to science lods are out for review, dur by 1pm. ENG: Over the break there were 5 thermal violations due to attitude based heating. This weekend is the peak of the hot season. The ACIS door position is toggleing by one bit. The ACIS team is investigating. GOT/FST: The primary chiller for the computer room is down. We are using backup colling units. The replacment part is on order but will take aboyt 3 weeks. A repair person is on site working on a temporarty fix. One pass was lost (Sunday night) but the situation is stabalized and no further impact is expected. Recent Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 30550 NGC 5548 HRC-S LETG Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 003/0215-0430 0300 0415 DSS-65 MADRID 2200-2315 EST, Thu 2 Jan 003/1100-1315 1200 1300 DSS-26 GOLDSTONE 0700-0800 EST, Fri 3 Jan 003/1745-2000 1845 1945 DSS-26 GOLDSTONE 1345-1445 EST, Fri 3 Jan 003/2220-0035 2320 0020 DSS-34 CANBERRA 1820-1920 EST, Fri 3 Jan SNAPSHOT summary: ----------------- UTC 2025:002:12:43:02 (Jan 2) f_ACE 6.06e+02 F_CRM 0.00e+00 Kp 4.3 R km 82474D OBT 2025:002:12:40:12 CTUVCDU 12989951 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 852208812.65 ONLVCDU 12989944 OBC Errs 0 OBSID 65518 EPState SUN SIM TTpos -99616 HETG Angle 77.59 PCADMODE NPNT RA 83.826 Bus V 26.64 SIM FApos -990 LETG Angle 4.09 PCONTROL NPNT Dec -4.840 Bus I 19.28 AOFSTAR GUID Roll 326.941 ACA Object SSSSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc NNNTTTTT Dith Yang -14.94 Yaw Rate 0.08 HRC-S HV OFF ACA CCD Temp -3.2 Dith Zang 9.41 Pitch Rate 0.00 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate 0.23 EVT RT 4844 AOACSTAT OK FSS SunBeta NSUN SHLD RT 0 FSS Alfa -17.59 Batt 1 SOC 100.00% Avg HRMA Temp 75.08 FSS Beta -49.61 Batt 2 SOC 100.00% A -15 V -0.62 Avg OBA Temp 89.00 SA Resolv 146.61 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 9.86 A +24 V 0.00 HRMA power 29.90 SCS 128 ACT -Y SA Amps 9.29 OBA power 0.00 SCS 129 ACT +Y SA Temp 119.88 SCS 130 INAC -Y SA Temp 119.15 ACIS Stat7-0 6 Roll Mom. 16.999 SCS 131 DISA Cold Rad -120. Pitch Mom. -3.170 SCS 132 DISA Ephin Temp 0.0000 Warm Rad -79.6 Yaw Mom. -16.038 SCS 133 DISA EIO Temp 0.0000 RadMon DISA PMTANKP 143.738 SCS 107 DISA EPH temp 169.78 UpLCmdAcc 18645 IRU2G2 curr 115.20 M Unload MON Cmd Rej A 177 IRU2G1 curr 96.00 Roll Bias 1.7202 TSC Move STOP Prop. line 03 136.33 Pitch Bias -3.8607 FA Move STOP CTX A PWR 36.32 Prop. line 04 125.35 Yaw Bias -1.7876 OTG Move DISA CTX A Volts 3.52 UTC 2025:002:14:18:01 (Jan 2) f_ACE 6.88e+02 F_CRM 0.00e+00 Kp 3.7 R km 70929D Currently scheduled FPSI, OTG : HRC-S LETG Estimated Kp : 4.3 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 6.88e+02 GOES-R P4 flux, in RADMON P4GM units : 0.117 GOES-R P7 flux, in RADMON P41GM units : 0.006 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 39.5 Orbit Start Time : 0.008 Geocentric Distance (km), Orbit Leg : 71451 D CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 4.3585e+03 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 0.0000e+00 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.3120e+06 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 0.0000e+00