See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L9807. Start at 148:13:03 GMT PLAN ---- Finish: Obsid: 30202 SI: ACIS-S (10 ksec) Target: NGC5728 Then: 2026:148:14:32:30 Obsid: 30398 SI: ACIS-S (15 ksec) Target: ZwCl 0857.9+210 2026:148:19:18:37 Obsid: 32361 SI: ACIS-S (10 ksec) Target: NGC5728 2026:148:22:41:23 Obsid: 32363 SI: ACIS-S (15 ksec) Target: ZwCl 0857.9+210 2026:149:03:27:30 Obsid: 32362 SI: ACIS-S (10 ksec) Target: NGC5728 2026:149:06:48:43 Obsid: 29860 SI: ACIS-S (20 ksec) Target: Leo A 2026:149:12:56:15 Obsid: 32365 SI: ACIS-I (13 ksec) Target: Abell 3558 SE 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: 2026:151:22:30:10.000 Radiation (Solar Activity): Solar activity is expected to be low with a chance for M-class flares on days one, two, and three (28 May, 29 May, 30 May). Radiation (Geophysical Activity): The geomagnetic field is expected to be at quiet to active levels on day one (28 May), quiet to unsettled levels on day two (29 May) and quiet levels on day three (30 May). MP: No issues. ENG: No issues. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 30437 PG 1553+113 ACIS-I NONE 30430 Abell 2255 ACIS-I NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 148/1630-1830 1715 1815 DSS-54 MADRID 1315-1415 EDT, Thu 28 May 149/0010-0210 0055 0155 DSS-65 MADRID 2055-2155 EDT, Thu 28 May 149/1305-1505 1350 1450 DSS-36 CANBERRA 0950-1050 EDT, Fri 29 May 149/1810-2010 1855 1955 DSS-54 MADRID 1455-1555 EDT, Fri 29 May SNAPSHOT summary: ----------------- UTC 2026:148:10:59:01 (May28) f_ACE 1.12e+01 F_CRM 0.00e+00 Kp 3.7 R km 65993A OBT 2026:148:10:56:30 CTUVCDU 710527 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 896352990.72 ONLVCDU 710520 OBC Errs 0 OBSID 30202 EPState SUN SIM TTpos 55562 HETG Angle 77.59 PCADMODE NMAN RA 203.933 Bus V 27.11 SIM FApos -535 LETG Angle 76.09 PCONTROL NPNT Dec -18.725 Bus I 23.40 AOFSTAR GUID Roll 251.858 ACA Object SSSSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc SSSSSSSS Dith Yang 10.85 Yaw Rate -83.27 HRC-S HV OFF ACA CCD Temp -5.4 Dith Zang 12.11 Pitch Rate -220.19 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate -17.64 EVT RT 6374 AOACSTAT OK FSS SunBeta NSUN SHLD RT 0 FSS Alfa 24.76 Batt 1 SOC 100.00% Avg HRMA Temp 74.76 FSS Beta 49.57 Batt 2 SOC 100.00% A -15 V -0.62 Avg OBA Temp 84.50 SA Resolv 139.97 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 0.00 SCS 128 ACT -Y SA Amps 11.41 OBA power 35.10 SCS 129 ACT +Y SA Temp 108.97 SCS 130 ACT -Y SA Temp 108.70 ACIS Stat7-0 6 Roll Mom. -1.764 SCS 131 ACT Cold Rad -123. Pitch Mom. 1.391 SCS 132 ACT Ephin Temp 0.0000 Warm Rad -82.0 Yaw Mom. 2.140 SCS 133 ACT EIO Temp 0.0000 RadMon ENAB PMTANKP 151.731 SCS 107 INAC EPH temp 138.67 UpLCmdAcc 60726 IRU2G2 curr 120.00 M Unload MON Cmd Rej A 150 IRU2G1 curr 96.00 Roll Bias 2.0295 TSC Move MOVE Prop. line 03 175.74 Pitch Bias -4.2131 FA Move STOP CTX B PWR 36.92 Prop. line 04 123.15 Yaw Bias -1.8417 OTG Move DISA CTX B Volts 3.54 UTC 2026:148:13:03:02 (May28) f_ACE 1.07e+01 F_CRM 3.21e+07 Kp 3.7 R km 80281A Currently scheduled FPSI, OTG : ACIS-S NONE Estimated Kp : 1.0 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 1.23e+01 GOES-R P4 flux, in RADMON P4GM units : 1.20e-01 GOES-R P7 flux, in RADMON P41GM units : 1.11e-02 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 2.08e+02 Orbit Start Time : 2026:148:05:55:43 Geocentric Distance (km), Orbit Leg : 79937 A CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 4.9652e+03 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 4.9652e+03 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 2.2360e+08 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 3.2091e+07