See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L9882. Start at 223:13:00 GMT PLAN ---- Finish: Obsid: 31316 SI: ACIS-S (11 ksec) Target: 2MASX J22373491 Then: 2026:223:16:53:00 Obsid: 30332 SI: ACIS-I (29 ksec) Target: Perseus cluster 2026:224:01:31:23 Obsid: 32488 SI: ACIS-S (11 ksec) Target: SDSSJ220153.56- 2026:224:05:09:47 Obsid: 32248 SI: ACIS-I (17 ksec) Target: Perseus cluster 2026:224:10:52:07 Obsid: 32491 SI: ACIS-S (12 ksec) Target: 2MASX J22373491 NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 1 Supports Completed in the last 24 hours (Total time: 3.7 hours) 6 SSR dumps Loads good through: 2026:229:01:19:21 Radiation (Solar Activity): Solar activity is expected to be very low with a chance for a C-class flares on days one, two, and three (11 Aug, 12 Aug, 13 Aug). Radiation (Geophysical Activity): The geomagnetic field is expected to be at quiet to unsettled levels on days one and three (11 Aug, 13 Aug) and quiet to minor storm levels on day two (12 Aug). MP: Aug1726 loads are in work. ENG: No issues. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 32484 GL 783 ACIS-S NONE 31663 PSO J308.0416-21.2339 ACIS-S NONE 32001 SDSS J125354.49+262435.6 ACIS-S NONE 32467 Perseus cluster S ACIS-I NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 224/0155-0355 0240 0410 DSS-23 GOLDSTONE 2240-0010 EDT, Tue 11 Aug 224/0910-1110 0955 1055 DSS-26 GOLDSTONE 0555-0655 EDT, Wed 12 Aug SNAPSHOT summary: ----------------- UTC 2026:223:03:58:01 (Aug11) f_ACE 6.41e+01 F_CRM 5.12e+08 Kp 2.3 R km 105428D OBT 2026:223:03:55:03 CTUVCDU 9122431 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 902807703.36 ONLVCDU 9122424 OBC Errs 0 OBSID 29936 EPState SUN SIM TTpos 75623 HETG Angle 77.59 PCADMODE NPNT RA 53.433 Bus V 27.26 SIM FApos -467 LETG Angle 75.71 PCONTROL NPNT Dec -5.112 Bus I 23.91 AOFSTAR GUID Roll 103.002 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang -0.64 Yaw Rate -0.02 HRC-S HV OFF ACA CCD Temp -6.9 Dith Zang 7.79 Pitch Rate 0.12 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate -0.44 EVT RT 5354 AOACSTAT OK FSS SunBeta SUN SHLD RT 0 FSS Alfa 2.25 Batt 1 SOC 100.00% Avg HRMA Temp 73.68 FSS Beta 1.06 Batt 2 SOC 100.00% A -15 V -0.62 Avg OBA Temp 83.70 SA Resolv 88.23 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 11.98 A +24 V 0.00 HRMA power 62.90 SCS 128 ACT -Y SA Amps 11.60 OBA power 35.10 SCS 129 ACT +Y SA Temp 108.97 SCS 130 INAC -Y SA Temp 108.17 ACIS Stat7-0 6 Roll Mom. -16.010 SCS 131 ACT Cold Rad -120. Pitch Mom. 2.196 SCS 132 ACT Ephin Temp 0.0000 Warm Rad -79.6 Yaw Mom. 5.385 SCS 133 INAC EIO Temp 0.0000 RadMon ENAB PMTANKP 150.132 SCS 107 INAC EPH temp 126.31 UpLCmdAcc 10802 IRU2G2 curr 127.20 M Unload MON Cmd Rej A 127 IRU2G1 curr 96.00 Roll Bias 2.0731 TSC Move STOP Prop. line 03 165.53 Pitch Bias -4.2601 FA Move STOP CTX A PWR 36.27 Prop. line 04 142.92 Yaw Bias -1.8494 OTG Move DISA CTX A Volts 3.52 UTC 2026:223:12:49:01 (Aug11) f_ACE 3.38e+01 F_CRM 5.12e+08 Kp 2.3 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 : 2.02e-02 GOES-R P7 flux, in RADMON P41GM units : 5.56e-03 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 6.09e+02 Orbit Start Time : 2026:177:08:08:58 Geocentric Distance (km), Orbit Leg : 143012 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