See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L7916. Start at 083:13:00 GMT PLAN ---- Start in radiation zone Then: 2021:083:18:43:28 RADMON Enable 2021:083:19:05:48 Obsid: 24348 SI: ACIS-I (29 ksec) Target: PSZ2 G282.28+49 2021:084:03:12:42 Grating: LETG 2021:084:03:37:42 Obsid: 22960 SI: HRC-S (30 ksec) Target: PSR J0821-4300 2021:084:11:58:17 Grating: NONE 2021:084:12:24:36 Obsid: 24797 SI: ACIS-S (21 ksec) Target: PKS 1136-135 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 slight chance for a C-class flare on days one, two, and three (24 Mar, 25 Mar, 26 Mar). MP: Continuing to work on Mar2921 loads. There is a TOO under consideration. Eng: On the next support, uplink a flight software patch that was approved last week at the FDB. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 24461 SDSS J1138+0314 ACIS-S NONE 23464 M82 X-2 HRC-I NONE 22470 H1821+643 HRC-S LETG Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 083/1040-1255 1140 1240 DSS-34 CANBERRA 0740-0840 EDT, Wed 24 Mar 083/1630-1845 1730 1830 DSS-36 CANBERRA 1330-1430 EDT, Wed 24 Mar 084/0130-0345 0230 0330 DSS-54 MADRID 2230-2330 EDT, Wed 24 Mar 084/1000-1215 1100 1200 DSS-24 GOLDSTONE 0700-0800 EDT, Thu 25 Mar 084/1815-2030 1915 2015 DSS-26 GOLDSTONE 1515-1615 EDT, Thu 25 Mar SNAPSHOT summary: ---------------- UTC 2021:083:12:34:02 (Mar24) f_ACE 6.29e+01 F_CRM 1.00e+00 Kp 1.0 R km 20689A OBT 2021:083:12:33:31 CTUVCDU 1444251 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 732976411.20 ONLVCDU 1444248 OBC Errs 0 OBSID 46471 EPState SUN SIM TTpos -99616 HETG Angle 77.96 PCADMODE NMAN RA 197.069 Bus V 28.20 SIM FApos -990 LETG Angle 76.46 PCONTROL NPNT Dec -54.444 Bus I 20.57 AOFSTAR GUID Roll 16.414 ACA Object SSSSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc NRNRNRNN Dith Yang -6.43 Yaw Rate 7.76 HRC-S HV ON ACA CCD Temp -9.5 Dith Zang -5.36 Pitch Rate 266.56 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate 1.07 EVT RT 255 AOACSTAT OK FSS SunBeta SUN SHLD RT 0 FSS Alfa 0.32 Batt 1 SOC 100.00% Avg HRMA Temp 72.44 FSS Beta -36.43 Batt 2 SOC 100.00% ACIS Stat7-0 67 Avg OBA Temp 64.19 SA Resolv 127.87 Batt 3 SOC 100.00% Cold Rad -120.7 OBA Tavg Fault NFLT SA Sun Pres ILLM Warm Rad -79.6 OBA Trng Fault NFLT +Y SA Amps 10.06 RadMon DISA HRMA power 9.60 SCS 128 ACT -Y SA Amps 9.86 OBA power 70.20 SCS 129 ACT +Y SA Temp 118.05 SCS 130 ACT -Y SA Temp 118.05 Roll Mom. -0.687 SCS 131 ACT Pitch Mom. 5.943 SCS 132 ACT Ephin Temp 0.0000 UpLCmdAcc 5194 Yaw Mom. 8.927 SCS 133 ACT EIO Temp 0.0000 Cmd Rej A 195 PMTANKP 132.547 SCS 107 INAC EPH temp 138.67 IRU2G2 curr 112.80 M Unload MON IRU2G1 curr 93.60 Roll Bias 0.5813 TSC Move STOP Prop. line 03 108.63 Pitch Bias -2.6267 CTX A PWR 36.38 FA Move STOP Prop. line 04 100.68 Yaw Bias -1.5494 CTX A Volts 3.52 OTG Move DISA UTC 2021:083:12:34:02 (Mar24) f_ACE 6.29e+01 F_CRM 1.00e+00 Kp 1.0 R km 20689A Currently scheduled FPSI, OTG : HRC-S NONE Estimated Kp : 1.0 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 6.29e+01 GOES-R P4 flux, in RADMON P4GM units : 0.020 GOES-R P7 flux, in RADMON P41GM units : 0.020 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 4120.0 Orbit Start Time : 2021:083:11:44:01 Geocentric Distance (km), Orbit Leg : 20689 A CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 3.1450e+01 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 0.0000e+00 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.0494e+05 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 0.0000e+00