See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L7980. Start at 147:13:00 GMT PLAN ---- Finish: Obsid: 22437 SI: HRC-S, LETG (40 ksec) Target: PSR J0821-4300 Then: 2021:148:00:02:21 Grating: NONE 2021:148:00:36:33 Obsid: 25051 SI: ACIS-I (32 ksec) Target: Westerlund 1 2021:148:09:59:57 Obsid: 24270 SI: ACIS-S (26 ksec) Target: SNR 0519-69.0 NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 3 Supports completed in the last 24 hours (total time: 6.9 hours) 3 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 and two (27 May, 28 May) and expected to be very low with a slight chance for a C-class flare on day three (29 May). MP: May3121A load review today at 3:30pm Eng: No issues. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 25052 MRC 0411-647 ACIS-I NONE 24712 1E161346-5055 ACIS-S NONE 25053 Gaia DR2 5074880378533682816 ACIS-S NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 147/1510-1725 1610 1710 DSS-36 CANBERRA 1210-1310 EDT, Thu 27 May 148/0200-0415 0300 0400 DSS-56 MADRID 2300-0000 EDT, Thu 27 May 148/0920-1135 1020 1120 DSS-24 GOLDSTONE 0620-0720 EDT, Fri 28 May 148/1550-1805 1650 1750 DSS-26 GOLDSTONE 1250-1350 EDT, Fri 28 May SNAPSHOT summary: ---------------- UTC 2021:147:11:14:01 (May27) f_ACE 3.15e+01 F_CRM 1.00e+00 Kp 2.7 R km 107708A OBT 2021:147:11:11:45 CTUVCDU 6226815 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 738501105.19 ONLVCDU 6226808 OBC Errs 0 OBSID 22989 EPState SUN SIM TTpos 92903 HETG Angle 77.96 PCADMODE NPNT RA 251.764 Bus V 28.52 SIM FApos -535 LETG Angle 76.46 PCONTROL NPNT Dec -45.866 Bus I 23.66 AOFSTAR GUID Roll 13.987 ACA Object FFFSSSSS Dither ENAB HRC-I HV ON ACA ImFunc TTTTTTTT Dith Yang 7.99 Yaw Rate -0.06 HRC-S HV OFF ACA CCD Temp -9.1 Dith Zang -4.04 Pitch Rate 0.09 SHLD HV 8.0 ACA Int Time 1.698 Roll Rate -0.15 EVT RT 255 AOACSTAT OK FSS SunBeta NSUN SHLD RT 5099 FSS Alfa -49.57 Batt 1 SOC 100.00% Avg HRMA Temp 72.37 FSS Beta -49.72 Batt 2 SOC 100.00% ACIS Stat7-0 64 Avg OBA Temp 62.86 SA Resolv 154.78 Batt 3 SOC 100.00% Cold Rad -123.1 OBA Tavg Fault NFLT SA Sun Pres ILLM Warm Rad -82.0 OBA Trng Fault NFLT +Y SA Amps 11.79 RadMon ENAB HRMA power 29.90 SCS 128 ACT -Y SA Amps 11.60 OBA power 70.20 SCS 129 ACT +Y SA Temp 111.74 SCS 130 INAC -Y SA Temp 111.12 Roll Mom. -5.034 SCS 131 ACT Pitch Mom. -3.916 SCS 132 ACT Ephin Temp 0.0000 UpLCmdAcc 10749 Yaw Mom. -8.387 SCS 133 INAC EIO Temp 0.0000 Cmd Rej A 183 PMTANKP 134.145 SCS 107 INAC EPH temp 130.12 IRU2G2 curr 112.80 M Unload MON IRU2G1 curr 96.00 Roll Bias 0.6403 TSC Move STOP Prop. line 03 113.47 Pitch Bias -2.6797 CTX B PWR 36.69 FA Move STOP Prop. line 04 101.95 Yaw Bias -1.5735 CTX B Volts 3.54 OTG Move DISA UTC 2021:147:12:51:01 (May27) f_ACE 3.15e+01 F_CRM 1.00e+00 Kp 2.7 R km 114620A Currently scheduled FPSI, OTG : HRC-S LETG Estimated Kp : 2.7 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 3.15e+01 GOES-R P4 flux, in RADMON P4GM units : 0.097 GOES-R P7 flux, in RADMON P41GM units : 0.023 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 4.0 Orbit Start Time : 2021:146:22:54:01 Geocentric Distance (km), Orbit Leg : 114486 A CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 1.4215e+02 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 0.0000e+00 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 4.6775e+08 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.2911e+07