See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L8679. Start at 116:13:00 GMT PLAN ---- Finish: Obsid: 26976 SI: ACIS-S (15 ksec) Target: XTE J1701-462 Then: 2023:116:15:53:59 Obsid: 27709 SI: ACIS-S (19 ksec) Target: AM2126-601 2023:116:22:46:50 Obsid: 27023 SI: ACIS-I (26 ksec) Target: A1795 2023:117:06:35:07 Obsid: 27744 SI: ACIS-I (19 ksec) Target: DELS J091054.53 2023:117:12:03:52 Grating: HETG 2023:117:12:06:17 RADMON Disable NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 2 Supports Completed in the last 24 hours (Total time: 4.6 hours) 2 SSR dumps Radiation: Solar activity is expected to be very low with a chance for a C-class flares and a slight chance for an M-class flare on days one, two, and three (26 Apr, 27 Apr, 28 Apr). MP: The next set of loads is in work. ENG: SCS 134 was disabled when the high radiation shutdown occurred Sunday night. It was not yet re-enabled when the HRC observation (ObsId 22668) was attempted yesterday, so an SCS 134 transition error was captured in the OBC error log, and the HRC observation was not completed. Will be running a CAP to re-enable SCS 134 before the next HRC observation. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 26077 ACO S 780 ACIS-S NONE 27710 AM2126-601 ACIS-S NONE 26624 AT2023fhn ACIS-S NONE 25203 GRB211211A ACIS-S NONE 26875 SDSSJ212839.47-063040.1 ACIS-S NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 116/1730-1930 1830 1915 DSS-36 CANBERRA 1430-1515 EDT, Wed 26 Apr 117/0255-0510 0355 0455 DSS-65 MADRID 2355-0055 EDT, Wed 26 Apr 117/0955-1210 1055 1155 DSS-26 GOLDSTONE 0655-0755 EDT, Thu 27 Apr 117/2340-0155 0040 0140 DSS-54 MADRID 2040-2140 EDT, Thu 27 Apr SNAPSHOT summary: ----------------- UTC 2023:116:11:39:02 (Apr26) f_ACE 5.68e+02 F_CRM 0.00e+00 Kp 1.7 R km 153258D OBT 2023:116:11:36:21 CTUVCDU 6267263 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 798896181.44 ONLVCDU 6267256 OBC Errs 0 OBSID 26976 EPState SUN SIM TTpos 75623 HETG Angle 77.96 PCADMODE NPNT RA 255.240 Bus V 27.73 SIM FApos -467 LETG Angle 76.09 PCONTROL NPNT Dec -46.212 Bus I 19.54 AOFSTAR GUID Roll 60.764 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang -1.14 Yaw Rate -0.22 HRC-S HV OFF ACA CCD Temp -8.0 Dith Zang 3.92 Pitch Rate -0.01 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate 0.04 EVT RT 4589 AOACSTAT OK FSS SunBeta SUN SHLD RT 0 FSS Alfa -0.12 Batt 1 SOC 100.00% Avg HRMA Temp 72.50 FSS Beta -42.28 Batt 2 SOC 100.00% A -15 V -0.62 Avg OBA Temp 65.21 SA Resolv 132.27 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 9.86 A +24 V 0.00 HRMA power 0.00 SCS 128 ACT -Y SA Amps 9.29 OBA power 0.00 SCS 129 ACT +Y SA Temp 113.28 SCS 130 ACT -Y SA Temp 113.28 ACIS Stat7-0 6 Roll Mom. 8.386 SCS 131 ACT Cold Rad -125. Pitch Mom. 24.123 SCS 132 ACT Ephin Temp 0.0000 Warm Rad -79.6 Yaw Mom. 2.811 SCS 133 ACT EIO Temp 0.0000 RadMon ENAB PMTANKP 145.336 SCS 107 INAC EPH temp 178.27 UpLCmdAcc 50943 IRU2G2 curr 112.80 M Unload MON Cmd Rej A 113 IRU2G1 curr 96.00 Roll Bias 1.2633 TSC Move STOP Prop. line 03 155.32 Pitch Bias -3.3334 FA Move STOP CTX B PWR 36.96 Prop. line 04 125.35 Yaw Bias -1.7182 OTG Move DISA CTX B Volts 3.54 UTC 2023:116:12:54:02 (Apr26) f_ACE 5.63e+02 F_CRM 0.00e+00 Kp 1.7 R km 152564D Currently scheduled FPSI, OTG : HRC-S NONE Estimated Kp : 1.7 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 5.48e+02 GOES-R P4 flux, in RADMON P4GM units : 1.700 GOES-R P7 flux, in RADMON P41GM units : 0.010 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 1370.0 Orbit Start Time : 0.005 Geocentric Distance (km), Orbit Leg : 152620 D CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 8.3450e+02 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 0.0000e+00 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 2.5119e+05 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 0.0000e+00