See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L9930. Start at 271:17:52 GMT PLAN ---- Finish: Obsid: 30053 SI: ACIS-S, NONE Target: PSR J1852+0040 Then: 2026:271:21:00:02 Obsid: 31738 SI: ACIS-S (10 ksec) Target: ACT-CL J0123.5- 2026:272:00:26:55 Obsid: 30120 SI: ACIS-I (10 ksec) Target: PSR J1015-5719 2026:272:03:17:20 Grating: HETG 2026:272:03:19:46 RADMON Disable 2026:272:17:13:54 Grating: NONE 2026:272:17:27:05 RADMON Enable 2026:272:17:49:23 Obsid: 31094 SI: ACIS-S (10 ksec) Target: NGC 6440 NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 10 Supports Completed over the weekend (Total time: 19.5 hours) 10 SSR dumps Loads good through: 2026:275:23:00:50.000 Radiation (Solar Activity): Solar activity is likely to be low with a slight chance for an M-class flare on day one (28 Sep) and expected to be very low with a chance for a C-class flares on days two and three (29 Sep, 30 Sep). Radiation (Geophysical Activity): The geomagnetic field is expected to be at quiet levels on days one, two, and three (28 Sep, 29 Sep, 30 Sep). MP: No issues. ENG: No issues. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 33437 Abell 2108 ACIS-I NONE 33435 RMJ232434.6+080736.1 ACIS-I NONE 28340 G29-38 HRC-I NONE 30380 Abell 2108 ACIS-I NONE 33433 SDSSJ235651.40+151848.0 ACIS-S NONE 33448 V4641 Sgr S1 ACIS-S NONE 31417 Perseus Cluster ACIS-S NONE 33447 ACT-CL J0123.5-0428 ACIS-S NONE 33434 RMJ004525.1+100754.8 ACIS-I NONE 33444 SDSS J083721.87+192110.6 ACIS-S NONE 31067 HD 30589 HRC-I NONE 33440 MACS J0018.5+1626 ACIS-I NONE 33443 SDSS J083721.87+192110.6 ACIS-S NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 271/1640-1840 1725 1825 DSS-53 MADRID 1325-1425 EDT, Mon 28 Sep 272/1325-1500 1400 1445 DSS-26 GOLDSTONE 1000-1045 EDT, Tue 29 Sep 272/1600-1755 1645 1740 DSS-65 MADRID 1245-1340 EDT, Tue 29 Sep SNAPSHOT summary: ----------------- UTC 2026:271:17:52:01 (Sep28) f_ACE 1.09e+01 F_CRM 5.12e+08 Kp 0.7 R km 105428D OBT 2026:271:17:51:26 CTUVCDU 8725247 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 907005086.81 ONLVCDU 8725240 OBC Errs 0 OBSID 31547 EPState SUN SIM TTpos 92559 HETG Angle 77.59 PCADMODE NPNT RA 165.478 Bus V 27.11 SIM FApos -535 LETG Angle 75.71 PCONTROL NPNT Dec -61.023 Bus I 21.86 AOFSTAR GUID Roll 150.035 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang -16.00 Yaw Rate 0.19 HRC-S HV OFF ACA CCD Temp -5.4 Dith Zang 8.74 Pitch Rate 0.04 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate -0.15 EVT RT 3569 AOACSTAT OK FSS SunBeta SUN SHLD RT 0 FSS Alfa 7.29 Batt 1 SOC 100.00% Avg HRMA Temp 73.89 FSS Beta 29.17 Batt 2 SOC 100.00% A -15 V -0.62 Avg OBA Temp 83.70 SA Resolv 60.19 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 10.83 A +24 V 0.00 HRMA power 62.90 SCS 128 ACT -Y SA Amps 10.63 OBA power 35.10 SCS 129 ACT +Y SA Temp 112.04 SCS 130 ACT -Y SA Temp 111.12 ACIS Stat7-0 6 Roll Mom. -6.915 SCS 131 ACT Cold Rad -118. Pitch Mom. 2.344 SCS 132 ACT Ephin Temp 0.0000 Warm Rad -79.6 Yaw Mom. 3.872 SCS 133 ACT EIO Temp 0.0000 RadMon ENAB PMTANKP 153.330 SCS 107 INAC EPH temp 158.47 UpLCmdAcc 49565 IRU2G2 curr 120.00 M Unload MON Cmd Rej A 65 IRU2G1 curr 96.00 Roll Bias 2.0964 TSC Move STOP Prop. line 03 121.54 Pitch Bias -4.2886 FA Move STOP CTX A PWR 36.32 Prop. line 04 121.54 Yaw Bias -1.8585 OTG Move DISA CTX A Volts 3.52 UTC 2026:271:17:52:01 (Sep28) f_ACE 1.09e+01 F_CRM 5.12e+08 Kp 0.7 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 : 4.21e-02 GOES-R P7 flux, in RADMON P41GM units : 5.66e-03 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 3.59e+03 Orbit Start Time : 2026:177:08:08:58 Geocentric Distance (km), Orbit Leg : 124802 D 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