See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L9892. Start at 233:13:00 GMT PLAN ---- Finish: Obsid: 30447 SI: HRC-I (7 ksec) Target: G29-38 Then: 2026:233:14:33:10 Obsid: 30408 SI: ACIS-S (28 ksec) Target: ClG J0242-2132 2026:233:22:45:07 Obsid: 29937 SI: ACIS-S (30 ksec) Target: NGC 1358 2026:234:07:47:32 Obsid: 32503 SI: HRC-I (7 ksec) Target: G29-38 2026:234:10:17:02 Obsid: 32500 SI: ACIS-S (9 ksec) Target: NGC 7378 For the weekend: 2026:234:13:21:56 Obsid: 31684 SI: ACIS-I (33 ksec) Target: SDSS J014837.63 2026:234:23:07:47 Obsid: 29968 SI: ACIS-S (19 ksec) Target: SDSS J013341.22 2026:235:04:36:55 Grating: HETG 2026:235:04:38:58 RADMON Disable 2026:235:17:04:09 RADMON Enable 2026:235:17:17:41 Obsid: 32502 SI: ACIS-S (16 ksec) Target: NGC 7213 2026:235:22:02:55 Grating: NONE 2026:235:22:34:52 Obsid: 30237 SI: ACIS-I (27 ksec) Target: [vD2023]1 2026:236:07:28:35 Obsid: 29816 SI: ACIS-S (27 ksec) Target: Cassiopeia A NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 3 Supports Completed in the last 24 hours (Total time: 6 hours) 3 SSR dumps Loads good through: 2026:237:09:49:13 Radiation (Solar Activity): Solar activity is expected to be low with a 40% chance for M-class flares and a slight chance for an X-class flare on days one, two, and three (21 Aug, 22 Aug, 23 Aug). M3.0 and a long duration M1.7 class flares have been observed in the last 24 hours. No mission impact is expected due to their locations near the east and west limb, respectively. Radiation (Geophysical Activity): The geomagnetic field is expected to be at quiet to active levels on days one and two (21 Aug, 22 Aug) and quiet to unsettled levels on day three (23 Aug). MP: Aug2426A loads were approved yesterday. ENG: No issues. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 30130 SNR G1.9+0.3 ACIS-S NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 233/1045-1245 1130 1230 DSS-56 MADRID 0730-0830 EDT, Fri 21 Aug 233/1430-1630 1515 1615 DSS-53 MADRID 1115-1215 EDT, Fri 21 Aug 234/0215-0415 0300 0400 DSS-24 GOLDSTONE 2300-0000 EDT, Fri 21 Aug 234/1445-1645 1530 1630 DSS-56 MADRID 1130-1230 EDT, Sat 22 Aug 235/0215-0415 0300 0400 DSS-26 GOLDSTONE 2300-0000 EDT, Sat 22 Aug 235/1140-1340 1225 1325 DSS-54 MADRID 0825-0925 EDT, Sun 23 Aug 236/0010-0210 0055 0155 DSS-54 MADRID 2055-2155 EDT, Sun 23 Aug 236/1040-1240 1125 1225 DSS-56 MADRID 0725-0825 EDT, Mon 24 Aug 236/1445-1645 1530 1630 DSS-54 MADRID 1130-1230 EDT, Mon 24 Aug SNAPSHOT summary: ----------------- UTC 2026:233:12:31:02 (Aug21) f_ACE 1.25e+01 F_CRM 5.12e+08 Kp 2.3 R km 105428D OBT 2026:233:12:28:07 CTUVCDU 12614271 OBC s/w NRML FMT1_NORM CPEstat NORM OBT 903702487.38 ONLVCDU 12614264 OBC Errs 0 OBSID 30447 EPState SUN SIM TTpos -46728 HETG Angle 77.59 PCADMODE NPNT RA 352.214 Bus V 26.95 SIM FApos -715 LETG Angle 75.71 PCONTROL NPNT Dec 5.243 Bus I 24.69 AOFSTAR GUID Roll 128.531 ACA Object FFFSSSSS Dither ENAB HRC-I HV ON ACA ImFunc TTTTTTTT Dith Yang 19.99 Yaw Rate 0.17 HRC-S HV OFF ACA CCD Temp -6.2 Dith Zang -4.55 Pitch Rate 0.20 SHLD HV 8.0 ACA Int Time 1.698 Roll Rate -0.28 EVT RT 4334 AOACSTAT OK FSS SunBeta NSUN SHLD RT 5609 FSS Alfa -49.57 Batt 1 SOC 100.00% Avg HRMA Temp 74.22 FSS Beta -49.72 Batt 2 SOC 100.00% A -15 V -14.45 Avg OBA Temp 84.50 SA Resolv 151.84 Batt 3 SOC 100.00% A +15 V 14.53 OBA Tavg Fault NFLT SA Sun Pres ILLM A +5 V 4.84 OBA Trng Fault NFLT +Y SA Amps 12.37 A +24 V 0.00 HRMA power 74.10 SCS 128 ACT -Y SA Amps 11.79 OBA power 0.00 SCS 129 ACT +Y SA Temp 110.82 SCS 130 ACT -Y SA Temp 109.58 ACIS Stat7-0 6 Roll Mom. -4.953 SCS 131 ACT Cold Rad -118. Pitch Mom. 3.781 SCS 132 ACT Ephin Temp 0.0000 Warm Rad -77.1 Yaw Mom. 6.020 SCS 133 ACT EIO Temp 0.0000 RadMon ENAB PMTANKP 153.330 SCS 107 INAC EPH temp 126.31 UpLCmdAcc 28177 IRU2G2 curr 115.20 M Unload MON Cmd Rej A 246 IRU2G1 curr 96.00 Roll Bias 2.0697 TSC Move STOP Prop. line 03 158.73 Pitch Bias -4.2587 FA Move STOP CTX B PWR 36.92 Prop. line 04 140.72 Yaw Bias -1.8596 OTG Move DISA CTX B Volts 3.54 UTC 2026:233:12:46:01 (Aug21) f_ACE 1.30e+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 : 6.20e-02 GOES-R P7 flux, in RADMON P41GM units : 1.96e-02 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 1.17e+03 Orbit Start Time : 2026:177:08:08:58 Geocentric Distance (km), Orbit Leg : 119236 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