See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L8672. Start at 109:13:00 GMT PLAN ---- Finish: Obsid: 25253 SI: ACIS-S (16 ksec) Target: MCG-03-34-64 Then: 2023:109:13:30:57 Grating: HETG 2023:109:13:33:00 RADMON Disable 2023:109:23:45:17 Grating: NONE 2023:109:23:56:59 RADMON Enable 2023:110:00:22:01 Obsid: 25708 SI: ACIS-S (14 ksec) Target: [MCA2018] SPT J 2023:110:04:54:05 Obsid: 26760 SI: ACIS-S (25 ksec) Target: Sgr A* NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 3 Supports Completed in the last 24 hours (Total time: 6.4 hours) 3 SSR dumps Radiation: Solar activity is expected to be low with a 40% chance for M-class flares and a slight chance for an X-class flare on days one, two, and three (19 Apr, 20 Apr, 21 Apr). MP: Apr2423 loads are in work. ENG: No issues. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 27809 A2319 ACIS-I NONE 27502 M87 HRC-I NONE 25536 SDSS J150921.68+030452.7 ACIS-S NONE 24416 A2319 ACIS-I NONE 26759 Sgr A* ACIS-S NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 109/1955-2210 2055 2155 DSS-54 MADRID 1655-1755 EDT, Wed 19 Apr 110/0115-0330 0215 0315 DSS-65 MADRID 2215-2315 EDT, Wed 19 Apr 110/1015-1230 1115 1215 DSS-26 GOLDSTONE 0715-0815 EDT, Thu 20 Apr 110/1820-2035 1920 2020 DSS-36 CANBERRA 1520-1620 EDT, Thu 20 Apr SNAPSHOT summary: ----------------- UTC 2023:109:11:29:02 (Apr19) f_ACE 1.87e+01 F_CRM 0.00e+00 Kp 2.3 R km 84580D OBT 2023:109:11:25:58 CTUVCDU 3904639 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 798290758.77 ONLVCDU 3904632 OBC Errs 0 OBSID 25253 EPState SUN SIM TTpos 75624 HETG Angle 77.96 PCADMODE NPNT RA 200.583 Bus V 27.73 SIM FApos -467 LETG Angle 76.09 PCONTROL NPNT Dec -16.716 Bus I 21.08 AOFSTAR GUID Roll 296.995 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang 1.51 Yaw Rate -0.06 HRC-S HV OFF ACA CCD Temp -5.1 Dith Zang 7.91 Pitch Rate 0.26 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate 0.06 EVT RT 6119 AOACSTAT OK FSS SunBeta NSUN SHLD RT 0 FSS Alfa -49.60 Batt 1 SOC 100.00% Avg HRMA Temp 73.90 FSS Beta -49.72 Batt 2 SOC 100.00% A -15 V -0.62 Avg OBA Temp 66.47 SA Resolv 172.31 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 10.25 A +24 V 0.00 HRMA power 0.00 SCS 128 ACT -Y SA Amps 10.63 OBA power 0.00 SCS 129 ACT +Y SA Temp 113.89 SCS 130 ACT -Y SA Temp 112.35 ACIS Stat7-0 6 Roll Mom. 3.732 SCS 131 ACT Cold Rad -120. Pitch Mom. 1.947 SCS 132 ACT Ephin Temp 0.0000 Warm Rad -79.6 Yaw Mom. 11.646 SCS 133 ACT EIO Temp 0.0000 RadMon ENAB PMTANKP 150.132 SCS 107 INAC EPH temp 178.27 UpLCmdAcc 25235 IRU2G2 curr 115.20 M Unload MON Cmd Rej A 84 IRU2G1 curr 98.40 Roll Bias 1.2462 TSC Move STOP Prop. line 03 96.88 Pitch Bias -3.3257 FA Move STOP CTX B PWR 36.96 Prop. line 04 104.49 Yaw Bias -1.7111 OTG Move DISA CTX B Volts 3.54 UTC 2023:109:12:58:01 (Apr19) f_ACE 1.52e+01 F_CRM 0.00e+00 Kp 2.3 R km 73676D Currently scheduled FPSI, OTG : ACIS-S NONE Estimated Kp : 2.3 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 1.52e+01 GOES-R P4 flux, in RADMON P4GM units : 0.039 GOES-R P7 flux, in RADMON P41GM units : 0.018 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 4.0 Orbit Start Time : 0.010 Geocentric Distance (km), Orbit Leg : 74201 D CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 9.7777e+02 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 9.7777e+02 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 2.9431e+05 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 2.9431e+05