See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L7922. Start at 089:13:00 GMT PLAN ---- Finish: Obsid: 24347 SI: ACIS-I (12 ksec) Target: PSZ2 G282.28+49 Then: 2021:089:15:32:06 Grating: LETG 2021:089:15:53:47 Obsid: 23383 SI: HRC-S (30 ksec) Target: TW Hya 2021:090:00:24:22 Grating: NONE 2021:090:00:51:33 Obsid: 22703 SI: HRC-I (25 ksec) Target: SNR 1987A 2021:090:07:48:47 Grating: LETG 2021:090:08:16:00 Obsid: 23384 SI: HRC-S (30 ksec) Target: TW Hya NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 3 Supports completed in the last 24 hours (total time: 6.9 hours) 2 SSR dumps Loads good through: 2021:094:10:13:59 Radiation: Solar activity is expected to be very low on days one, two, and three (30 Mar, 31 Mar, 01 Apr). MP: Apr0521 loads are in work. Eng: No issues. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 24723 J075051.72+245409.3 ACIS-S NONE 24724 J075949.54+320023.8 ACIS-S NONE 23852 PSZ2 G282.28+49.94 ACIS-I NONE 23569 SN 2011hs ACIS-S NONE 23730 IISZ10 ACIS-S NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 089/1250-1505 1350 1450 DSS-26 GOLDSTONE 0950-1050 EDT, Tue 30 Mar 089/1840-2055 1940 2040 DSS-24 GOLDSTONE 1540-1640 EDT, Tue 30 Mar 089/2340-0155 0040 0140 DSS-65 MADRID 2040-2140 EDT, Tue 30 Mar 090/1100-1300 1145 1245 DSS-65 MADRID 0745-0845 EDT, Wed 31 Mar 090/2110-2325 2210 2310 DSS-26 GOLDSTONE 1810-1910 EDT, Wed 31 Mar SNAPSHOT summary: ---------------- UTC 2021:089:03:51:01 (Mar30) f_ACE 2.17e+01 F_CRM 1.00e+00 Kp 0.3 R km 90823A OBT 2021:089:03:48:07 CTUVCDU 3344255 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 733463287.22 ONLVCDU 3344248 OBC Errs 0 OBSID 23682 EPState SUN SIM TTpos 75623 HETG Angle 77.96 PCADMODE NPNT RA 63.644 Bus V 28.36 SIM FApos -467 LETG Angle 76.46 PCONTROL NPNT Dec 5.601 Bus I 24.43 AOFSTAR GUID Roll 269.412 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang 5.38 Yaw Rate 0.28 HRC-S HV ON ACA CCD Temp -12.1 Dith Zang 7.81 Pitch Rate 0.20 SHLD HV 8.0 ACA Int Time 1.698 Roll Rate 0.22 EVT RT 255 AOACSTAT OK FSS SunBeta SUN SHLD RT 5099 FSS Alfa -0.42 Batt 1 SOC 100.00% Avg HRMA Temp 72.59 FSS Beta 34.87 Batt 2 SOC 100.00% ACIS Stat7-0 65 Avg OBA Temp 59.42 SA Resolv 54.95 Batt 3 SOC 100.00% Cold Rad -120.7 OBA Tavg Fault NFLT SA Sun Pres ILLM Warm Rad -82.0 OBA Trng Fault NFLT +Y SA Amps 12.18 RadMon ENAB HRMA power 29.90 SCS 128 ACT -Y SA Amps 11.79 OBA power 70.20 SCS 129 ACT +Y SA Temp 114.51 SCS 130 ACT -Y SA Temp 114.20 Roll Mom. -4.963 SCS 131 ACT Pitch Mom. -5.675 SCS 132 ACT Ephin Temp 0.0000 UpLCmdAcc 18636 Yaw Mom. 16.140 SCS 133 ACT EIO Temp 0.0000 Cmd Rej A 43 PMTANKP 132.547 SCS 107 INAC EPH temp 158.47 IRU2G2 curr 108.00 M Unload MON IRU2G1 curr 93.60 Roll Bias 0.5932 TSC Move STOP Prop. line 03 55.06 Pitch Bias -2.6338 CTX A PWR 36.38 FA Move STOP Prop. line 04 55.80 Yaw Bias -1.5530 CTX A Volts 3.52 OTG Move DISA UTC 2021:089:12:58:01 (Mar30) f_ACE 2.11e+01 F_CRM 1.00e+00 Kp 0.3 R km 128680A Currently scheduled FPSI, OTG : ACIS-I NONE Estimated Kp : 0.3 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 2.11e+01 GOES-R P4 flux, in RADMON P4GM units : 0.020 GOES-R P7 flux, in RADMON P41GM units : 0.015 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 303.0 Orbit Start Time : 2021:088:18:39:01 Geocentric Distance (km), Orbit Leg : 128490 A CRM Region : 2 (Magnetosheath) External Proton Flux (p/cm^2-s-sr-MeV) : 5.8103e+01 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 5.8103e+01 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 8.8124e+07 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.8626e+07