See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L9813. Start at 154:13:32 GMT PLAN ---- Finish: Obsid: 29885 SI: ACIS-S (40 ksec) Target: SDSS J112728.73 Then: 2026:154:14:01:25 Obsid: 31146 SI: ACIS-S (15 ksec) Target: SN2026hkg 2026:154:18:48:32 Obsid: 32375 SI: ACIS-S (14 ksec) Target: SNR G1.9+0.3 2026:155:00:25:59 Obsid: 30263 SI: ACIS-I (30 ksec) Target: Center of COSMO 2026:155:10:23:27 Obsid: 32376 SI: ACIS-S (12 ksec) Target: SNR G1.9+0.3 NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 4 Supports Completed in the last 24 hours (Total time: 8 hours) 4 SSR dumps Loads good through: 2026:157:23:09:24.000 Radiation (Solar Activity): Solar activity is expected to be low with a chance for M-class flares and a slight chance for an X-class flare on days one, two, and three (03 Jun, 04 Jun, 05 Jun). Radiation (Geophysical Activity): The geomagnetic field is expected to be at quiet to unsettled levels on day one (03 Jun) and quiet to active levels on days two and three (04 Jun, 05 Jun). MP: No issues. ENG: No issues. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 29982 IIZW083 ACIS-S NONE 30535 PWN J1631-4721 ACIS-S NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 154/1205-1405 1250 1350 DSS-26 GOLDSTONE 0850-0950 EDT, Wed 3 Jun 154/1905-2105 1950 2050 DSS-65 MADRID 1550-1650 EDT, Wed 3 Jun 155/0140-0340 0225 0325 DSS-24 GOLDSTONE 2225-2325 EDT, Wed 3 Jun 155/1145-1345 1230 1330 DSS-36 CANBERRA 0830-0930 EDT, Thu 4 Jun 155/2220-0020 2305 0005 DSS-54 MADRID 1905-2005 EDT, Thu 4 Jun SNAPSHOT summary: ----------------- UTC 2026:154:13:32:02 (Jun 3) f_ACE 2.05e+01 F_CRM 8.28e+07 Kp 1.7 R km 140503A OBT 2026:154:13:31:41 CTUVCDU 2769885 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 896880701.74 ONLVCDU 2769880 OBC Errs 0 OBSID 31146 EPState SUN SIM TTpos 75623 HETG Angle 77.59 PCADMODE NMAN RA 169.448 Bus V 27.42 SIM FApos -467 LETG Angle 76.09 PCONTROL NPNT Dec 13.140 Bus I 21.34 AOFSTAR GUID Roll 246.906 ACA Object SSSSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc SSSSSSSS Dith Yang -3.01 Yaw Rate 150.54 HRC-S HV OFF ACA CCD Temp -4.0 Dith Zang -10.64 Pitch Rate -12.82 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate 17.63 EVT RT 4844 AOACSTAT OK FSS SunBeta SUN SHLD RT 0 FSS Alfa -0.75 Batt 1 SOC 100.00% Avg HRMA Temp 74.97 FSS Beta -2.84 Batt 2 SOC 100.00% A -15 V -0.62 Avg OBA Temp 91.30 SA Resolv 92.16 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 29.90 SCS 128 ACT -Y SA Amps 10.44 OBA power 0.00 SCS 129 ACT +Y SA Temp 109.28 SCS 130 ACT -Y SA Temp 108.44 ACIS Stat7-0 6 Roll Mom. -5.061 SCS 131 ACT Cold Rad -127. Pitch Mom. -0.371 SCS 132 ACT Ephin Temp 0.0000 Warm Rad -82.0 Yaw Mom. 7.147 SCS 133 ACT EIO Temp 0.0000 RadMon ENAB PMTANKP 98.974 SCS 107 INAC EPH temp 147.16 UpLCmdAcc 5784 IRU2G2 curr 120.00 M Unload MON Cmd Rej A 151 IRU2G1 curr 96.00 Roll Bias 2.0312 TSC Move STOP Prop. line 03 175.74 Pitch Bias -4.2195 FA Move STOP CTX B PWR 36.96 Prop. line 04 165.53 Yaw Bias -1.8406 OTG Move DISA CTX B Volts 3.54 UTC 2026:154:13:32:02 (Jun 3) f_ACE 2.05e+01 F_CRM 8.28e+07 Kp 1.7 R km 140503A Currently scheduled FPSI, OTG : ACIS-S NONE Estimated Kp : 1.3 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 2.05e+01 GOES-R P4 flux, in RADMON P4GM units : 6.06e-02 GOES-R P7 flux, in RADMON P41GM units : 5.64e-03 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 3.81e+02 Orbit Start Time : 2026:153:12:52:17 Geocentric Distance (km), Orbit Leg : 136848 A CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 2.1236e+02 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 2.1236e+02 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.8832e+08 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 8.2798e+07