See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L9876. Start at 217:13:00 GMT PLAN ---- Finish: Obsid: 29871 SI: ACIS-S (19 ksec) Target: SDSS J143345.14 Then: 2026:217:17:06:41 Obsid: 32485 SI: ACIS-S (15 ksec) Target: PSO J308.0416-2 2026:217:22:33:11 Obsid: 32475 SI: ACIS-S (20 ksec) Target: SDSS J143345.14 2026:218:04:59:23 Obsid: 31053 SI: ACIS-S (23 ksec) Target: GL 783 2026:218:12:50:15 Obsid: 32476 SI: ACIS-S (16 ksec) Target: SDSS J143345.14 NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 2 Supports Completed in the last 24 hours (Total time: 4 hours) 1 SSR dumps CAP's - 425I, 217/0343z, EIA Sequencer-A Self Test - 563, 217/0348z | Diagnostic Dumps of the CPE Perform routine dumps to verify CPE state of health. These dumps are executed to examine CPE warm start count, error log and last CPE reset time. Radiation (Solar Activity): Solar activity is expected to be low with a slight chance for an M-class flare on days one, two, and three (05 Aug, 06 Aug, 07 Aug). Radiation (Geophysical Activity): The geomagnetic field is expected to be at quiet levels on days one and two (05 Aug, 06 Aug) and quiet to unsettled levels on day three (07 Aug). MP: Aug1026 loads will be out shortly. ENG: No issues. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 30348 Perseus cluster S ACIS-I NONE 32480 GL 783 ACIS-S NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 218/0250-0550 0335 0535 DSS-23 GOLDSTONE 2335-0135 EDT, Wed 5 Aug 218/1025-1225 1110 1210 DSS-34 CANBERRA 0710-0810 EDT, Thu 6 Aug 218/2300-0130 2345 0115 DSS-23 GOLDSTONE 1945-2115 EDT, Thu 6 Aug SNAPSHOT summary: ----------------- UTC 2026:217:04:22:01 (Aug 5) f_ACE 2.82e+02 F_CRM 5.12e+08 Kp 1.3 R km 105428D OBT 2026:217:04:19:02 CTUVCDU 7105023 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 902290742.29 ONLVCDU 7105016 OBC Errs 0 OBSID 41266 EPState SUN SIM TTpos -99616 HETG Angle 5.59 PCADMODE NPNT RA 207.286 Bus V 27.26 SIM FApos -535 LETG Angle 75.71 PCONTROL NPNT Dec -30.236 Bus I 22.88 AOFSTAR GUID Roll 246.361 ACA Object SSSSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang 10.88 Yaw Rate 0.36 HRC-S HV OFF ACA CCD Temp -6.6 Dith Zang -12.51 Pitch Rate 0.27 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate -0.12 EVT RT 3824 AOACSTAT OK FSS SunBeta SUN SHLD RT 0 FSS Alfa -0.31 Batt 1 SOC 100.00% Avg HRMA Temp 73.14 FSS Beta 5.50 Batt 2 SOC 100.00% A -15 V -0.62 Avg OBA Temp 84.82 SA Resolv 83.84 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 71.00 SCS 128 ACT -Y SA Amps 11.21 OBA power 0.00 SCS 129 ACT +Y SA Temp 109.28 SCS 130 ACT -Y SA Temp 108.70 ACIS Stat7-0 6 Roll Mom. 13.562 SCS 131 ACT Cold Rad -118. Pitch Mom. -5.489 SCS 132 ACT Ephin Temp 0.0000 Warm Rad -79.6 Yaw Mom. 9.684 SCS 133 ACT EIO Temp 0.0000 RadMon DISA PMTANKP 148.534 SCS 107 INAC EPH temp 126.31 UpLCmdAcc 64744 IRU2G2 curr 124.80 M Unload MON Cmd Rej A 133 IRU2G1 curr 93.60 Roll Bias 2.0634 TSC Move STOP Prop. line 03 151.92 Pitch Bias -4.2475 FA Move STOP CTX A PWR 36.32 Prop. line 04 140.72 Yaw Bias -1.8631 OTG Move DISA CTX A Volts 3.52 UTC 2026:217:12:55:01 (Aug 5) f_ACE 3.26e+02 F_CRM 5.12e+08 Kp 1.7 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 : 2.01e-02 GOES-R P7 flux, in RADMON P41GM units : 2.78e-03 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 1.66e+02 Orbit Start Time : 2026:177:08:08:58 Geocentric Distance (km), Orbit Leg : 107982 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