See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L8671. Start at 108:13:00 GMT PLAN ---- Finish: Obsid: 26759 SI: ACIS-S (25 ksec) Target: Sgr A* Then: 2023:108:14:00:55 Obsid: 25536 SI: ACIS-S (8 ksec) Target: SDSS J150921.68 2023:108:16:45:05 Obsid: 24416 SI: ACIS-I (16 ksec) Target: A2319 2023:108:21:54:10 Obsid: 27502 SI: HRC-I (14 ksec) Target: M87 2023:109:02:31:45 Obsid: 27809 SI: ACIS-I (17 ksec) Target: A2319 2023:109:08:58:14 Obsid: 25253 SI: ACIS-S (16 ksec) Target: MCG-03-34-64 NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 3 Supports Completed in the last 24 hours (Total time: 6.9 hours) 3 SSR dumps 1 CAP: - 1036E, 107/1848z, Clear EPS Glitch Counters Radiation: Solar activity is expected to be low with a 45% chance for M-class flares and a slight chance for an X-class flare on days one, two, and three (18 Apr, 19 Apr, 20 Apr). MP: Apr2523 loads are in work. ENG: No issues. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 27808 A2319 ACIS-I NONE 27024 A1795 ACIS-I NONE 25380 AM2126-601 ACIS-S NONE 27708 A2319 ACIS-I NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 109/0230-0415 0315 0400 DSS-56 MADRID 2315-0000 EDT, Tue 18 Apr 109/0930-1145 1030 1130 DSS-56 MADRID 0630-0730 EDT, Wed 19 Apr 109/1955-2210 2055 2155 DSS-54 MADRID 1655-1755 EDT, Wed 19 Apr SNAPSHOT summary: ----------------- UTC 2023:108:11:15:01 (Apr18) f_ACE 1.40e+03 F_CRM 0.00e+00 Kp 0.0 R km 153569D OBT 2023:108:11:11:50 CTUVCDU 3564159 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 798203510.99 ONLVCDU 3564152 OBC Errs 0 OBSID 26759 EPState SUN SIM TTpos 75624 HETG Angle 77.96 PCADMODE NPNT RA 266.423 Bus V 27.73 SIM FApos -467 LETG Angle 76.09 PCONTROL NPNT Dec -29.029 Bus I 20.57 AOFSTAR GUID Roll 85.162 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang 3.87 Yaw Rate -0.41 HRC-S HV OFF ACA CCD Temp -5.1 Dith Zang -5.74 Pitch Rate -0.11 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate -0.10 EVT RT 6374 AOACSTAT OK FSS SunBeta SUN SHLD RT 0 FSS Alfa -0.19 Batt 1 SOC 100.00% Avg HRMA Temp 73.50 FSS Beta -31.17 Batt 2 SOC 100.00% A -15 V -0.62 Avg OBA Temp 68.20 SA Resolv 120.93 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 9.86 OBA power 0.00 SCS 129 ACT +Y SA Temp 113.89 SCS 130 ACT -Y SA Temp 113.58 ACIS Stat7-0 6 Roll Mom. 7.325 SCS 131 ACT Cold Rad -123. Pitch Mom. 8.079 SCS 132 ACT Ephin Temp 0.0000 Warm Rad -79.6 Yaw Mom. 0.797 SCS 133 ACT EIO Temp 0.0000 RadMon ENAB PMTANKP 150.132 SCS 107 INAC EPH temp 178.27 UpLCmdAcc 25103 IRU2G2 curr 110.40 M Unload MON Cmd Rej A 55 IRU2G1 curr 98.40 Roll Bias 1.2375 TSC Move STOP Prop. line 03 151.92 Pitch Bias -3.3199 FA Move STOP CTX A PWR 36.38 Prop. line 04 138.53 Yaw Bias -1.7039 OTG Move DISA CTX A Volts 3.52 UTC 2023:108:12:59:01 (Apr18) f_ACE 2.17e+03 F_CRM 0.00e+00 Kp 0.0 R km 153209D Currently scheduled FPSI, OTG : ACIS-S NONE Estimated Kp : 0.0 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 2.17e+03 GOES-R P4 flux, in RADMON P4GM units : 0.019 GOES-R P7 flux, in RADMON P41GM units : 0.020 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 4.0 Orbit Start Time : 0.015 Geocentric Distance (km), Orbit Leg : 153209 D CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 1.2024e+03 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 1.2024e+03 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 3.6185e+05 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 3.6185e+05