See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L9750. Start at 091:13:00 GMT PLAN ---- Finish: Obsid: 32264 SI: ACIS-S (10 ksec) Target: NGC4496A Then: 2026:091:15:44:46 Obsid: 32271 SI: ACIS-I (17 ksec) Target: Perseus cluster 2026:091:21:18:47 Obsid: 32265 SI: ACIS-S (10 ksec) Target: NGC4496A 2026:092:00:47:49 Obsid: 32272 SI: ACIS-I (17 ksec) Target: Perseus cluster 2026:092:06:03:12 Obsid: 31152 SI: ACIS-S (12 ksec) Target: AT2026dbl 2026:092:09:36:20 Grating: HETG 2026:092:09:38:23 RADMON Disable NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 3 Supports Completed in the last 24 hours (Total time: 6 hours) 3 SSR dumps CAP's / Procedures Run: CAP # | Time | Title / Description / Notes [425I]| 091/1031z | EIA-A Sequencer Self test [563B]| 091/1037z | Diagnostic Dumps of the CPE Radiation (Solar Activity): Solar activity is likely to be moderate with a slight chance for an X-class flare on days one, two, and three (01 Apr, 02 Apr, 03 Apr). Radiation (Geophysical Activity): The geomagnetic field is expected to be at quiet to minor storm levels on days one and two (01 Apr, 02 Apr) and unsettled to active levels on day three (03 Apr). Protons have a slight chance of crossing threshold on days one, two, and three (01 Apr, 02 Apr, 03 Apr). MP: Apr06 loads in work. ENG: No issues. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 32269 Perseus cluster W ACIS-I NONE 32263 NGC4496A ACIS-S NONE 32262 NGC4496A ACIS-S NONE 32268 Perseus cluster W ACIS-I NONE 29656 NGC4496A ACIS-S NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 091/1755-1955 1840 1940 DSS-36 CANBERRA 1440-1540 EDT, Wed 1 Apr 092/0735-0925 0810 0910 DSS-65 MADRID 0410-0510 EDT, Thu 2 Apr 092/1740-1940 1825 1925 DSS-54 MADRID 1425-1525 EDT, Thu 2 Apr SNAPSHOT summary: ----------------- UTC 2026:091:11:10:01 (Apr 1) f_ACE 7.14e+03 F_CRM 5.79e+08 Kp 4.7 R km 144408D OBT 2026:091:11:07:05 CTUVCDU 15048703 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 891428825.04 ONLVCDU 15048696 OBC Errs 0 OBSID 32270 EPState SUN SIM TTpos 92903 HETG Angle 77.59 PCADMODE NPNT RA 49.811 Bus V 26.95 SIM FApos -535 LETG Angle 76.09 PCONTROL NPNT Dec 41.514 Bus I 23.91 AOFSTAR GUID Roll 301.021 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang 13.29 Yaw Rate 0.37 HRC-S HV OFF ACA CCD Temp -10.4 Dith Zang 15.41 Pitch Rate 0.04 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate -0.24 EVT RT 4079 AOACSTAT OK FSS SunBeta SUN SHLD RT 0 FSS Alfa 4.16 Batt 1 SOC 100.00% Avg HRMA Temp 73.46 FSS Beta 38.75 Batt 2 SOC 100.00% A -15 V -0.62 Avg OBA Temp 76.14 SA Resolv 50.90 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 11.98 A +24 V 0.00 HRMA power 33.00 SCS 128 ACT -Y SA Amps 11.79 OBA power 0.00 SCS 129 ACT +Y SA Temp 112.35 SCS 130 ACT -Y SA Temp 111.74 ACIS Stat7-0 6 Roll Mom. -2.598 SCS 131 ACT Cold Rad -123. Pitch Mom. 7.946 SCS 132 ACT Ephin Temp 0.0000 Warm Rad -79.6 Yaw Mom. -0.563 SCS 133 ACT EIO Temp 0.0000 RadMon ENAB PMTANKP 150.132 SCS 107 INAC EPH temp 178.27 UpLCmdAcc 16505 IRU2G2 curr 117.60 M Unload MON Cmd Rej A 230 IRU2G1 curr 96.00 Roll Bias 2.0313 TSC Move STOP Prop. line 03 181.31 Pitch Bias -4.2114 FA Move STOP CTX B PWR 36.92 Prop. line 04 138.53 Yaw Bias -1.8668 OTG Move DISA CTX B Volts 3.54 UTC 2026:091:12:58:01 (Apr 1) f_ACE 3.32e+04 F_CRM 5.79e+08 Kp 4.7 R km 143217D Currently scheduled FPSI, OTG : HRC-S HETG Estimated Kp : 1.0 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 3.60e+01 GOES-R P4 flux, in RADMON P4GM units : 3.60e-01 GOES-R P7 flux, in RADMON P41GM units : 8.34e-03 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 6.59e+02 Orbit Start Time : 2026:087:10:10:14 Geocentric Distance (km), Orbit Leg : 143246 D CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 1.8000e+01 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 0.0000e+00 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 6.5047e+08 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 5.7932e+08