See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L8954. Start at 026:14:00 GMT PLAN ---- Uplink return to science loads. Then: 2024:026:14:32:58 RADMON Disable 2024:026:14:33:54 RADMON Enable 2024:026:21:41:01 Obsid: 29222 SI: ACIS-S (10 ksec) Target: SDSSJ085302.12+ 2024:027:01:11:32 Obsid: 27043 SI: ACIS-I (12 ksec) Target: NGC 6242 2024:027:05:15:15 Obsid: 29210 SI: ACIS-S (11 ksec) Target: SDSSJ085302.12+ 2024:027:08:57:02 Obsid: 28183 SI: ACIS-S (5 ksec) Target: PGC538542 2024:027:10:31:09 Grating: HETG 2024:027:10:33:12 RADMON Disable For the weekend: 2024:027:23:19:01 Grating: NONE 2024:027:23:24:58 RADMON Enable 2024:027:23:47:16 Obsid: 28044 SI: ACIS-S (22 ksec) Target: 1eRASS J110059. 2024:028:06:26:39 Obsid: 27148 SI: ACIS-I (10 ksec) Target: 2MASS J08194059 2024:028:09:47:15 Obsid: 27073 SI: ACIS-I (15 ksec) Target: LMC Deep Field 2024:028:14:31:12 Obsid: 29216 SI: ACIS-I (10 ksec) Target: 2MASS J08194059 2024:028:17:56:42 Obsid: 29072 SI: ACIS-S (10 ksec) Target: NGC 1068 2024:028:21:22:12 Obsid: 29217 SI: ACIS-I (10 ksec) Target: 2MASS J08194059 NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 4 Supports Completed in the last 24 hours (Total time: 9.2 hours) 3 SSR dumps Loads good through: 2024:027:23:50:18.000 CAP's / Procedures Run: CAP # | Time | Title / Description / Notes [1729]| 025/0043z | Post Normal Sun Mode SCS26 Manipulation [1730]| 025/1902z | Command a 3-CCD (option B) ACIS-I ECS measurement via RTS, template version 1.8 DSN DR's Created: DR Number| Station| Problem| Cause| Action [M116693]|DSS-65| Unable to support Chandra| Failed Transmitter| Moved comm to DSS-54 (Later) Radiation: Solar activity is expected to be low with a chance for M-class flares and a slight chance for an X-class flare on day one (26 Jan) and expected to be low with a chance for M-class flares on days two and three (27 Jan, 28 Jan). MP: Jan26 loads approved and uplinked. Jan29 loads in work for release later today or tomorrow. ENG: Spacecraft continues to cool. There were several thermal limit violations due to the time at normal sun, including HRC. These should not affect the mission going forward. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- None Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 026/1225-1440 1325 1425 DSS-24 GOLDSTONE 0825-0925 EST, Fri 26 Jan 027/1440-1655 1540 1640 DSS-65 MADRID 1040-1140 EST, Sat 27 Jan 027/1725-1940 1825 1925 DSS-36 CANBERRA 1325-1425 EST, Sat 27 Jan 028/0230-0445 0330 0430 DSS-54 MADRID 2230-2330 EST, Sat 27 Jan 028/1230-1445 1330 1430 DSS-24 GOLDSTONE 0830-0930 EST, Sun 28 Jan 028/1645-1900 1745 1845 DSS-26 GOLDSTONE 1245-1345 EST, Sun 28 Jan 029/0230-0445 0330 0430 DSS-56 MADRID 2230-2330 EST, Sun 28 Jan 029/1220-1435 1320 1420 DSS-24 GOLDSTONE 0820-0920 EST, Mon 29 Jan 029/2355-0155 0040 0140 DSS-26 GOLDSTONE 1940-2040 EST, Mon 29 Jan SNAPSHOT summary: ----------------- UTC 2024:026:14:00:02 (Jan26) f_ACE 3.13e+02 F_CRM 0.00e+00 Kp 0.7 R km 151583D OBT 2024:026:13:59:28 CTUVCDU 15136639 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 822664768.56 ONLVCDU 15136632 OBC Errs 0 OBSID 62620 EPState SUN SIM TTpos -99616 HETG Angle 77.96 PCADMODE NPNT RA 147.984 Bus V 26.79 SIM FApos -467 LETG Angle 76.09 PCONTROL NPNT Dec 27.142 Bus I 22.37 AOFSTAR GUID Roll 109.525 ACA Object SSSSSSSS Dither DISA HRC-I HV OFF ACA ImFunc TTTTTRRN Dith Yang 0.00 Yaw Rate 0.01 HRC-S HV OFF ACA CCD Temp -9.5 Dith Zang 0.00 Pitch Rate 0.09 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate 0.18 EVT RT 6119 AOACSTAT OK FSS SunBeta NSUN SHLD RT 0 FSS Alfa -49.57 Batt 1 SOC 100.00% Avg HRMA Temp 74.12 FSS Beta -49.72 Batt 2 SOC 100.00% A -15 V -0.62 Avg OBA Temp 60.83 SA Resolv 159.48 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 11.21 A +24 V 0.00 HRMA power 0.00 SCS 128 ACT -Y SA Amps 11.02 OBA power 0.00 SCS 129 INAC +Y SA Temp 118.78 SCS 130 INAC -Y SA Temp 118.05 ACIS Stat7-0 6 Roll Mom. -0.477 SCS 131 ACT Cold Rad -111. Pitch Mom. -34.775 SCS 132 DISA Ephin Temp 0.0000 Warm Rad -74.7 Yaw Mom. 11.621 SCS 133 DISA EIO Temp 0.0000 RadMon ENAB PMTANKP 140.540 SCS 107 INAC EPH temp 161.30 UpLCmdAcc 46071 IRU2G2 curr 124.80 M Unload MON Cmd Rej A 147 IRU2G1 curr 93.60 Roll Bias 1.4479 TSC Move STOP Prop. line 03 85.71 Pitch Bias -3.5507 FA Move STOP CTX A PWR 36.38 Prop. line 04 61.19 Yaw Bias -1.7470 OTG Move DISA CTX A Volts 3.52 UTC 2024:026:14:00:02 (Jan26) f_ACE 3.13e+02 F_CRM 0.00e+00 Kp 0.7 R km 151583D Currently scheduled FPSI, OTG : HRC-S NONE Estimated Kp : 0.7 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 3.13e+02 GOES-R P4 flux, in RADMON P4GM units : 0.058 GOES-R P7 flux, in RADMON P41GM units : 0.003 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 4.0 Orbit Start Time : 0.003 Geocentric Distance (km), Orbit Leg : 151598 D CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 3.7488e+02 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 0.0000e+00 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.1284e+05 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 0.0000e+00