See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L9902. Start at 243:13:00 GMT PLAN ---- Start in radiation zone Then: 2026:243:15:11:46 Grating: NONE 2026:243:15:33:24 RADMON Enable 2026:243:15:51:16 Obsid: 30196 SI: ACIS-S (13 ksec) Target: NGC5728 2026:243:19:53:13 Obsid: 32535 SI: ACIS-S (2 ksec) Target: SRGA J174800.5- 2026:243:21:03:03 Obsid: 32529 SI: ACIS-I (18 ksec) Target: Abell 2255 2026:244:02:45:28 Obsid: 30440 SI: HRC-I (10 ksec) Target: G29-38 2026:244:06:03:52 Obsid: 31881 SI: ACIS-I (30 ksec) Target: Perseus cluster NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 7 Supports Completed over the weekend (Total time: 13.3 hours) 10 SSR dumps. Loads good through: 2026:247:14:05:02.000 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 (31 Aug, 01 Sep, 02 Sep). (Geophysical Activity): The geomagnetic field is expected to be at quiet to active levels on day one (31 Aug) and quiet levels on days two and three (01 Sep, 02 Sep). MP: No issues. ENG: No issues. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 32509 RMJ214053.7-082112.5 ACIS-I NONE 32516 WISE J2246-0526 ACIS-S NONE 30409 ClG J0242-2132 ACIS-S NONE 30135 SNR G1.9+0.3 ACIS-S NONE 32513 SNR G1.9+0.3 ACIS-S NONE 32512 [CTC2021] Vela C CR1c1 ACIS-I NONE 26973 70 OPH HRC-I NONE 31998 SDSS J022226.11-085701.3 ACIS-S NONE 31061 HD 27406 HRC-I NONE 32510 MASTER OT J014644.56+482650.2 ACIS-S NONE 32497 2CXO J225932.9+245505 HRC-S NONE 30505 Vela X-1 ACIS-S HETG 32507 LEDA2831062 ACIS-S NONE 32515 NGC5728 ACIS-S NONE 30203 NGC5728 ACIS-S NONE 32508 RMJ214001.0-080553.4 ACIS-I NONE 30095 [CTC2021] Vela C CR1c1 ACIS-I NONE 30034 ACT-CL J2317.7-3648 ACIS-S NONE 30407 ClG J0242-2132 ACIS-S NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 243/1300-1500 1345 1445 DSS-24 GOLDSTONE 0945-1045 EDT, Mon 31 Aug 243/1740-1940 1825 1925 DSS-54 MADRID 1425-1525 EDT, Mon 31 Aug 244/0135-0335 0220 0320 DSS-23 GOLDSTONE 2220-2320 EDT, Mon 31 Aug 244/1245-1445 1330 1430 DSS-53 MADRID 0930-1030 EDT, Tue 1 Sep 244/2235-0105 2320 0050 DSS-24 GOLDSTONE 1920-2050 EDT, Tue 1 Sep SNAPSHOT summary: ----------------- UTC 2026:243:00:19:02 (Aug31) f_ACE 1.08e+01 F_CRM 5.12e+08 Kp 3.7 R km 105428D OBT 2026:243:00:15:52 CTUVCDU 15814527 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 904522552.94 ONLVCDU 15814520 OBC Errs 0 OBSID 30424 EPState SUN SIM TTpos 92903 HETG Angle 77.59 PCADMODE NPNT RA 258.203 Bus V 27.26 SIM FApos -535 LETG Angle 75.71 PCONTROL NPNT Dec 64.066 Bus I 23.40 AOFSTAR GUID Roll 248.005 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang 7.12 Yaw Rate -0.19 HRC-S HV OFF ACA CCD Temp -4.3 Dith Zang -13.06 Pitch Rate 0.04 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate -0.28 EVT RT 4844 AOACSTAT OK FSS SunBeta SUN SHLD RT 0 FSS Alfa 9.51 Batt 1 SOC 100.00% Avg HRMA Temp 74.65 FSS Beta 3.62 Batt 2 SOC 100.00% A -15 V -0.62 Avg OBA Temp 89.49 SA Resolv 85.68 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 11.79 A +24 V 0.00 HRMA power 62.90 SCS 128 ACT -Y SA Amps 11.41 OBA power 0.00 SCS 129 INAC +Y SA Temp 108.44 SCS 130 ACT -Y SA Temp 108.44 ACIS Stat7-0 6 Roll Mom. 5.378 SCS 131 ACT Cold Rad -125. Pitch Mom. 11.206 SCS 132 INAC Ephin Temp 0.0000 Warm Rad -79.6 Yaw Mom. 4.507 SCS 133 ACT EIO Temp 0.0000 RadMon ENAB PMTANKP 151.731 SCS 107 INAC EPH temp 126.31 UpLCmdAcc 50994 IRU2G2 curr 120.00 M Unload MON Cmd Rej A 215 IRU2G1 curr 96.00 Roll Bias 2.0688 TSC Move STOP Prop. line 03 172.34 Pitch Bias -4.2583 FA Move STOP CTX B PWR 36.92 Prop. line 04 158.73 Yaw Bias -1.8556 OTG Move DISA CTX B Volts 3.54 UTC 2026:243:12:07:01 (Aug31) f_ACE 1.54e+01 F_CRM 5.12e+08 Kp 3.7 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 : 4.06e-02 GOES-R P7 flux, in RADMON P41GM units : 5.58e-03 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 1.22e+03 Orbit Start Time : 2026:177:08:08:58 Geocentric Distance (km), Orbit Leg : 32353 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