See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L9734. Start at 075:12:54 GMT PLAN ---- Finish: Obsid: 30479 SI: ACIS-S (38 ksec) Target: PWN J1631-4721 Then: 2026:075:17:45:36 Obsid: 31257 SI: ACIS-S (5 ksec) Target: M 87 2026:075:19:45:37 Obsid: 31125 SI: ACIS-S (19 ksec) Target: PSR J1813-1749 2026:076:01:51:35 Obsid: 29659 SI: ACIS-S (10 ksec) Target: NGC4548 2026:076:05:34:48 Obsid: 30360 SI: ACIS-I (12 ksec) Target: Perseus cluster 2026:076:09:56:02 Obsid: 32225 SI: ACIS-S (10 ksec) Target: NGC4548 2026:076:12:50:16 Grating: HETG 2026:076:12:52:19 RADMON Disable NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 9 Supports Completed over the weekend (Total time: 17.9 hours) 8 SSR dumps Loads good through: 2026:079:13:13:01.000 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 (16 Mar, 17 Mar, 18 Mar). Radiation (Geophysical Activity): The geomagnetic field is expected to be at quiet to active levels on day one (16 Mar) and quiet to unsettled levels on days two and three (17 Mar, 18 Mar). MP: No issues. ENG: No issues. Running CAP 1802 later today. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 32220 Perseus cluster E ACIS-I NONE 32212 Cloverleaf ORC ACIS-I NONE 32211 Cloverleaf ORC ACIS-I NONE 30366 Perseus cluster E ACIS-I NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 075/1100-1300 1145 1245 DSS-24 GOLDSTONE 0745-0845 EDT, Mon 16 Mar 075/1745-1945 1830 1930 DSS-36 CANBERRA 1430-1530 EDT, Mon 16 Mar 076/0035-0235 0120 0220 DSS-56 MADRID 2120-2220 EDT, Mon 16 Mar 076/1125-1325 1210 1310 DSS-24 GOLDSTONE 0810-0910 EDT, Tue 17 Mar 076/1915-2100 2000 2045 DSS-54 MADRID 1600-1645 EDT, Tue 17 Mar SNAPSHOT summary: ----------------- UTC 2026:075:12:45:02 (Mar16) f_ACE 7.33e+00 F_CRM 7.05e+07 Kp 1.7 R km 145032D OBT 2026:075:12:41:50 CTUVCDU 9676159 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 890052110.55 ONLVCDU 9676152 OBC Errs 0 OBSID 30479 EPState SUN SIM TTpos 75624 HETG Angle 77.59 PCADMODE NPNT RA 247.991 Bus V 26.79 SIM FApos -467 LETG Angle 76.09 PCONTROL NPNT Dec -47.400 Bus I 23.40 AOFSTAR GUID Roll 69.995 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang -10.20 Yaw Rate 0.52 HRC-S HV OFF ACA CCD Temp -9.1 Dith Zang -15.98 Pitch Rate 0.08 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate -0.04 EVT RT 6374 AOACSTAT OK FSS SunBeta SUN SHLD RT 0 FSS Alfa 5.09 Batt 1 SOC 100.00% Avg HRMA Temp 72.05 FSS Beta -11.11 Batt 2 SOC 100.00% A -15 V -0.62 Avg OBA Temp 81.29 SA Resolv 100.33 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 29.90 SCS 128 ACT -Y SA Amps 11.41 OBA power 0.00 SCS 129 ACT +Y SA Temp 113.58 SCS 130 ACT -Y SA Temp 112.97 ACIS Stat7-0 6 Roll Mom. -4.473 SCS 131 ACT Cold Rad -123. Pitch Mom. -10.432 SCS 132 ACT Ephin Temp 0.0000 Warm Rad -79.6 Yaw Mom. 4.813 SCS 133 ACT EIO Temp 0.0000 RadMon ENAB PMTANKP 148.534 SCS 107 INAC EPH temp 149.99 UpLCmdAcc 43703 IRU2G2 curr 117.60 M Unload MON Cmd Rej A 202 IRU2G1 curr 96.00 Roll Bias 1.9944 TSC Move STOP Prop. line 03 168.93 Pitch Bias -4.1738 FA Move STOP CTX B PWR 36.92 Prop. line 04 158.73 Yaw Bias -1.8339 OTG Move DISA CTX B Volts 3.54 UTC 2026:075:12:54:01 (Mar16) f_ACE 1.02e+01 F_CRM 7.05e+07 Kp 1.7 R km 145005D Currently scheduled FPSI, OTG : ACIS-S NONE Estimated Kp : 1.7 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 6.90e+00 GOES-R P4 flux, in RADMON P4GM units : 0.00e+00 GOES-R P7 flux, in RADMON P41GM units : 1.39e-02 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 8.34e+02 Orbit Start Time : 2026:074:04:49:56 Geocentric Distance (km), Orbit Leg : 145021 D CRM Region : 2 (Magnetosheath) External Proton Flux (p/cm^2-s-sr-MeV) : 1.2398e+02 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 1.2398e+02 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 9.3813e+07 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 7.0490e+07