See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L7977. Start at 144:13:00 GMT PLAN ---- Start in radiation zone Then: 2021:144:14:17:00 RADMON Enable 2021:144:14:42:03 Obsid: 24642 SI: ACIS-I (32 ksec) Target: G104.52+01.24 2021:145:00:09:36 Obsid: 24982 SI: HRC-I (10 ksec) Target: G21.5-09 2021:145:03:28:57 Obsid: 22593 SI: ACIS-S (22 ksec) Target: Sgr A* 2021:145:10:24:50 Obsid: 24681 SI: ACIS-S (2 ksec) Target: HD 15337 2021:145:11:25:27 Obsid: 22543 SI: ACIS-I (23 ksec) Target: MRC 0411-647 NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 10 Supports completed over the weekend (total time: 23.5 hours) 10 SSR dumps Loads good through: 2021:151:00:36:04 Radiation: Solar activity is expected to be low with a chance for M-class flares on days one, two, and three (24 May, 25 May, 26 May). MP: May3121 loads are in work. Eng: No issues. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 25040 MAXI J1803-298 ACIS-S HETG 25043 H1821+643 HRC-S LETG 23708 2MASXJ08244333+2959238 ACIS-S NONE 22592 Sgr A* ACIS-S NONE 24573 HZ43 HRC-I LETG 25042 AH Cep ACIS-S NONE 25048 SS 433 ACIS-S HETG 23712 IRAS16382-0613 ACIS-S NONE 22314 AH Cep ACIS-S NONE 24695 2RXS J200845+223911 ACIS-I NONE 25047 SS 433 ACIS-S HETG Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 144/1240-1455 1340 1440 DSS-34 CANBERRA 0940-1040 EDT, Mon 24 May 145/0130-0345 0230 0330 DSS-65 MADRID 2230-2330 EDT, Mon 24 May 145/0915-1130 1015 1115 DSS-24 GOLDSTONE 0615-0715 EDT, Tue 25 May 145/1635-1850 1735 1835 DSS-34 CANBERRA 1335-1435 EDT, Tue 25 May 145/2210-0025 2310 0010 DSS-56 MADRID 1910-2010 EDT, Tue 25 May SNAPSHOT summary: ---------------- UTC 2021:144:09:05:02 (May24) f_ACE 2.67e+01 F_CRM 1.00e+00 Kp 0.0 R km 29943A OBT 2021:144:09:02:25 CTUVCDU 5185023 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 738234145.72 ONLVCDU 5185016 OBC Errs 0 OBSID 46333 EPState ECLP SIM TTpos -99616 HETG Angle 77.96 PCADMODE NPNT RA 335.580 Bus V 29.77 SIM FApos -467 LETG Angle 76.46 PCONTROL NPNT Dec -20.089 Bus I 21.08 AOFSTAR GUID Roll 111.040 ACA Object SSSSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TNTTTTTN Dith Yang -7.81 Yaw Rate 0.30 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang 5.65 Pitch Rate 0.25 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate 0.18 EVT RT 255 AOACSTAT OK FSS SunBeta NSUN SHLD RT 0 FSS Alfa -49.57 Batt 1 SOC 96.19% Avg HRMA Temp 72.33 FSS Beta -49.72 Batt 2 SOC 96.33% ACIS Stat7-0 67 Avg OBA Temp 62.39 SA Resolv 93.07 Batt 3 SOC 96.42% Cold Rad -115.9 OBA Tavg Fault NFLT SA Sun Pres DARK Warm Rad -79.6 OBA Trng Fault NFLT +Y SA Amps 0.14 RadMon DISA HRMA power 62.90 SCS 128 ACT -Y SA Amps 0.06 OBA power 35.10 SCS 129 ACT +Y SA Temp 88.93 SCS 130 ACT -Y SA Temp 88.93 Roll Mom. 2.190 SCS 131 ACT Pitch Mom. 3.165 SCS 132 ACT Ephin Temp 0.0000 UpLCmdAcc 10310 Yaw Mom. -17.576 SCS 133 ACT EIO Temp 0.0000 Cmd Rej A 91 PMTANKP 132.547 SCS 107 INAC EPH temp 130.12 IRU2G2 curr 108.00 M Unload MON IRU2G1 curr 93.60 Roll Bias 0.6350 TSC Move STOP Prop. line 03 148.52 Pitch Bias -2.6773 CTX B PWR 36.69 FA Move STOP Prop. line 04 100.68 Yaw Bias -1.5700 CTX B Volts 3.54 OTG Move DISA UTC 2021:144:12:59:02 (May24) f_ACE 2.93e+01 F_CRM 1.00e+00 Kp 0.3 R km 67075A Currently scheduled FPSI, OTG : HRC-S NONE Estimated Kp : 0.3 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 2.93e+01 GOES-R P4 flux, in RADMON P4GM units : 0.059 GOES-R P7 flux, in RADMON P41GM units : 0.028 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 722.0 Orbit Start Time : 2021:144:07:24:01 Geocentric Distance (km), Orbit Leg : 67075 A CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 3.5381e+03 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 0.0000e+00 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 4.5806e+07 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 0.0000e+00