See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L9938. Start at 279:13:02 GMT PLAN ---- Finish: Obsid: 33467 SI: ACIS-S (20 ksec) Target: 2RXS J052437.3- Then: 2026:279:17:48:06 Grating: LETG 2026:279:18:26:56 Obsid: 31506 SI: HRC-I (13 ksec) Target: SNR 1987A 2026:279:22:12:45 Grating: NONE 2026:279:22:48:27 Obsid: 31673 SI: ACIS-I (10 ksec) Target: SDSS J014837.63 2026:280:01:42:18 Grating: HETG 2026:280:01:44:44 RADMON Disable NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 3 Supports Completed in the last 24 hours (Total time: 5.8 hours) 3 SSR dumps Loads good through: 2026:283:14:03:55.000 Radiation (Solar Activity): Solar activity is likely to be low with a slight chance for an M-class flare on days one, two, and three (06 Oct, 07 Oct, 08 Oct). Radiation (Geophysical Activity): The geomagnetic field is expected to be at quiet to active levels on day one (06 Oct) and quiet to unsettled levels on days two and three (07 Oct, 08 Oct). MP: No issues. ENG: No issues. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 31505 SNR 1987A HRC-I LETG 31595 Kes 73 ACIS-S NONE 31122 SNR 1987A HRC-I LETG 31653 BOSS0210E ACIS-I NONE 30480 Hoinga ACIS-I NONE 33460 MACS J0018.5+1626 ACIS-I NONE 33466 SDSSJ110011.85+451349.4 ACIS-S NONE 33459 MACS J0018.5+1626 ACIS-I NONE 33451 SDSSJ110011.85+451349.4 ACIS-S NONE 33458 PSR J1015-5719 ACIS-I NONE 30413 MACS J0018.5+1626 ACIS-I NONE 31682 SDSS J014837.63+060020.0 ACIS-I NONE 33463 SDSS J014837.63+060020.0 ACIS-I NONE 33457 PSR J1015-5719 ACIS-I NONE 30432 Abell 2255 ACIS-I NONE 33462 PSR J1101-6101 ACIS-I NONE 30448 G29-38 HRC-I NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 279/2040-2240 2125 2225 DSS-65 MADRID 1725-1825 EDT, Tue 6 Oct 280/0215-0415 0300 0400 DSS-26 GOLDSTONE 2300-0000 EDT, Tue 6 Oct 280/1125-1325 1210 1310 DSS-26 GOLDSTONE 0810-0910 EDT, Wed 7 Oct 280/1715-1915 1800 1900 DSS-54 MADRID 1400-1500 EDT, Wed 7 Oct SNAPSHOT summary: ----------------- UTC 2026:279:11:54:02 (Oct 6) f_ACE 7.45e+02 F_CRM 5.12e+08 Kp 3.0 R km 105428D OBT 2026:279:11:51:06 CTUVCDU 11338239 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 907674666.10 ONLVCDU 11338232 OBC Errs 0 OBSID 33467 EPState SUN SIM TTpos 75624 HETG Angle 77.59 PCADMODE NMAN RA 39.707 Bus V 26.79 SIM FApos -467 LETG Angle 75.71 PCONTROL NPNT Dec -1.182 Bus I 23.40 AOFSTAR GUID Roll 70.315 ACA Object SSSSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc SSSSSSSS Dith Yang 0.42 Yaw Rate 11.64 HRC-S HV OFF ACA CCD Temp -4.7 Dith Zang 14.31 Pitch Rate 158.03 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate 26.48 EVT RT 6119 AOACSTAT OK FSS SunBeta NSUN SHLD RT 0 FSS Alfa -42.51 Batt 1 SOC 100.00% Avg HRMA Temp 73.14 FSS Beta -49.72 Batt 2 SOC 100.00% A -15 V -0.62 Avg OBA Temp 84.66 SA Resolv 152.42 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 39.50 SCS 128 ACT -Y SA Amps 11.41 OBA power 0.00 SCS 129 ACT +Y SA Temp 113.58 SCS 130 ACT -Y SA Temp 112.04 ACIS Stat7-0 6 Roll Mom. 4.494 SCS 131 ACT Cold Rad -115. Pitch Mom. -7.679 SCS 132 ACT Ephin Temp 0.0000 Warm Rad -77.1 Yaw Mom. -0.039 SCS 133 ACT EIO Temp 0.0000 RadMon ENAB PMTANKP 151.731 SCS 107 INAC EPH temp 128.21 UpLCmdAcc 77 IRU2G2 curr 117.60 M Unload MON Cmd Rej A 160 IRU2G1 curr 96.00 Roll Bias 2.0979 TSC Move STOP Prop. line 03 119.92 Pitch Bias -4.2866 FA Move STOP CTX B PWR 36.92 Prop. line 04 125.35 Yaw Bias -1.8679 OTG Move DISA CTX B Volts 3.54 UTC 2026:279:13:02:01 (Oct 6) f_ACE 6.04e+02 F_CRM 5.12e+08 Kp 3.0 R km 105428D Currently scheduled FPSI, OTG : ACIS-S NONE Estimated Kp : 2.7 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 2.29e+01 GOES-R P4 flux, in RADMON P4GM units : 4.11e-02 GOES-R P7 flux, in RADMON P41GM units : 2.80e-03 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 4.23e+03 Orbit Start Time : 2026:177:08:08:58 Geocentric Distance (km), Orbit Leg : 132572 D CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 1.8248e+04 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 1.8248e+04 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 8.1745e+08 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 5.1173e+08