See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L9926. Start at 267:13:00 GMT PLAN ---- Finish: Obsid: 31416 SI: ACIS-I (10 ksec) Target: Perseus Cluster Then: 2026:267:14:42:10 Obsid: 33446 SI: ACIS-S (13 ksec) Target: ACT-CL J0123.5- 2026:267:19:09:35 Obsid: 33441 SI: HRC-I (12 ksec) Target: msh 11-62 2026:267:23:21:30 Obsid: 30522 SI: ACIS-I (26 ksec) Target: 1RXS J021649.0+ 2026:268:07:03:11 Obsid: 33439 SI: ACIS-I (9 ksec) Target: MACS J0018.5+16 2026:268:10:27:20 Obsid: 33442 SI: ACIS-S (13 ksec) Target: SDSS J083721.87 NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 2 Supports Completed in the last 24 hours (Total time: 3.4 hours) 3 SSR dumps. 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 (24 Sep, 25 Sep, 26 Sep). (Geophysical Activity): The geomagnetic field is expected to be at quiet to minor storm levels on day one (24 Sep) and quiet to active levels on days two and three (25 Sep, 26 Sep). MP: Sep2826 loads out for review, reviews due by 1pm. ENG: No issues. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 31345 V4641 Sgr S1 ACIS-S NONE 30412 MACS J0018.5+1626 ACIS-I NONE 31415 Perseus Cluster ACIS-I NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 267/1300-1500 1345 1445 DSS-26 GOLDSTONE 0945-1045 EDT, Thu 24 Sep 267/1600-1800 1645 1745 DSS-56 MADRID 1245-1345 EDT, Thu 24 Sep 268/0215-0415 0300 0400 DSS-23 GOLDSTONE 2300-0000 EDT, Thu 24 Sep 268/0930-1130 1015 1115 DSS-65 MADRID 0615-0715 EDT, Fri 25 Sep 268/1545-1745 1630 1730 DSS-54 MADRID 1230-1330 EDT, Fri 25 Sep SNAPSHOT summary: ----------------- UTC 2026:267:06:25:01 (Sep24) f_ACE 1.25e+01 F_CRM 5.12e+08 Kp 5.0 R km 105428D OBT 2026:267:06:21:52 CTUVCDU 7215103 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 906618112.06 ONLVCDU 7215096 OBC Errs 0 OBSID 41119 EPState SUN SIM TTpos -99616 HETG Angle 5.59 PCADMODE NPNT RA 91.777 Bus V 27.11 SIM FApos -535 LETG Angle 75.71 PCONTROL NPNT Dec -29.994 Bus I 19.28 AOFSTAR GUID Roll 90.324 ACA Object SSSSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang 15.60 Yaw Rate 0.02 HRC-S HV OFF ACA CCD Temp -5.8 Dith Zang -15.68 Pitch Rate -0.06 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate 0.02 EVT RT 4589 AOACSTAT OK FSS SunBeta SUN SHLD RT 0 FSS Alfa -0.43 Batt 1 SOC 100.00% Avg HRMA Temp 73.24 FSS Beta 0.69 Batt 2 SOC 100.00% A -15 V -0.62 Avg OBA Temp 85.47 SA Resolv 88.55 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 9.66 A +24 V 0.00 HRMA power 37.60 SCS 128 ACT -Y SA Amps 9.48 OBA power 0.00 SCS 129 ACT +Y SA Temp 114.20 SCS 130 ACT -Y SA Temp 113.28 ACIS Stat7-0 6 Roll Mom. -4.553 SCS 131 ACT Cold Rad -123. Pitch Mom. -4.961 SCS 132 ACT Ephin Temp 0.0000 Warm Rad -82.0 Yaw Mom. 5.877 SCS 133 ACT EIO Temp 0.0000 RadMon DISA PMTANKP 150.132 SCS 107 INAC EPH temp 158.47 UpLCmdAcc 35911 IRU2G2 curr 120.00 M Unload MON Cmd Rej A 40 IRU2G1 curr 93.60 Roll Bias 2.0897 TSC Move STOP Prop. line 03 165.53 Pitch Bias -4.2778 FA Move STOP CTX A PWR 36.38 Prop. line 04 142.92 Yaw Bias -1.8631 OTG Move DISA CTX A Volts 3.52 UTC 2026:267:12:57:01 (Sep24) f_ACE 9.30e+00 F_CRM 5.12e+08 Kp 3.3 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 : 3.99e-02 GOES-R P7 flux, in RADMON P41GM units : 2.78e-03 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 1.48e+02 Orbit Start Time : 2026:177:08:08:58 Geocentric Distance (km), Orbit Leg : 77755 A 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