See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L7971. Start at 138:13:00 GMT PLAN ---- Finished: Obsid: 23809 SI: ACIS-S (15 ksec) Target: IC1657 Then: 2021:138:12:48:44 Grating: HETG 2021:138:13:26:57 Obsid: 25044 SI: ACIS-S (21 ksec) Target: Kepler SNR 2021:138:19:25:50 RADMON Disable 2021:138:21:52:17 Grating: NONE 2021:139:01:51:47 Eclipse [2021:139:02:57:12] 2021:139:07:09:54 RADMON Enable 2021:139:07:34:14 Obsid: 24628 SI: ACIS-S (30 ksec) Target: PSZ2 G126.57+51 NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 3 Supports completed in the last 24 hours (total time: 6.9 hours) 2 SSR dumps DSN DR, C115743, DSS-36, 137/1700-1915, Downlink only, Unable to command, Failed S-Band transmitter CAP 750AL, 138/0233z, Low Rate Dump of the Off-line OBC Checksummed Memory Radiation: Solar activity is expected to be very low with a slight chance for a C-class flare on days one and two (18 May, 19 May) and expected to be very low on day three (20 May). MP: May2421 loads are in work. Eng: No issues. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 23535 Kepler SNR ACIS-S HETG 23414 2MASS J20320890-4742064 ACIS-S NONE 25039 MAXI J1803-298 ACIS-S HETG 25045 Cas J005311 ACIS-I NONE 24689 2RXS J161816.6+09120.3 ACIS-I NONE 23716 WISEAJ213202.20-334253.8 ACIS-S NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 138/2020-2235 2120 2220 DSS-24 GOLDSTONE 1720-1820 EDT, Tue 18 May 139/0145-0400 0245 0345 DSS-65 MADRID 2245-2345 EDT, Tue 18 May 139/0915-1130 1015 1115 DSS-26 GOLDSTONE 0615-0715 EDT, Wed 19 May 139/1530-1745 1630 1730 DSS-34 CANBERRA 1230-1330 EDT, Wed 19 May SNAPSHOT summary: ---------------- UTC 2021:138:11:39:02 (May18) f_ACE 2.45e+01 F_CRM 1.00e+00 Kp 1.0 R km 109275D OBT 2021:138:11:35:58 CTUVCDU 3197951 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 737724958.75 ONLVCDU 3197944 OBC Errs 0 OBSID 23809 EPState SUN SIM TTpos 75624 HETG Angle 77.96 PCADMODE NPNT RA 18.560 Bus V 28.67 SIM FApos -467 LETG Angle 76.46 PCONTROL NPNT Dec -32.658 Bus I 23.40 AOFSTAR GUID Roll 137.017 ACA Object FFFSSSSS Dither ENAB HRC-I HV ON ACA ImFunc TTTTTTTT Dith Yang -6.97 Yaw Rate -0.25 HRC-S HV OFF ACA CCD Temp -10.4 Dith Zang 7.78 Pitch Rate -0.00 SHLD HV 8.0 ACA Int Time 1.698 Roll Rate -0.29 EVT RT 255 AOACSTAT OK FSS SunBeta SUN SHLD RT 4844 FSS Alfa 3.36 Batt 1 SOC 100.00% Avg HRMA Temp 72.06 FSS Beta 26.83 Batt 2 SOC 100.00% ACIS Stat7-0 65 Avg OBA Temp 63.25 SA Resolv 62.78 Batt 3 SOC 100.00% Cold Rad -125.5 OBA Tavg Fault NFLT SA Sun Pres ILLM Warm Rad -79.6 OBA Trng Fault NFLT +Y SA Amps 11.60 RadMon ENAB HRMA power 7.70 SCS 128 ACT -Y SA Amps 11.60 OBA power 35.10 SCS 129 ACT +Y SA Temp 111.12 SCS 130 ACT -Y SA Temp 110.82 Roll Mom. -3.256 SCS 131 ACT Pitch Mom. -10.523 SCS 132 ACT Ephin Temp 0.0000 UpLCmdAcc 62137 Yaw Mom. -10.464 SCS 133 ACT EIO Temp 0.0000 Cmd Rej A 9 PMTANKP 132.547 SCS 107 INAC EPH temp 138.67 IRU2G2 curr 110.40 M Unload MON IRU2G1 curr 96.00 Roll Bias 0.6277 TSC Move STOP Prop. line 03 162.13 Pitch Bias -2.6731 CTX A PWR 36.38 FA Move STOP Prop. line 04 119.92 Yaw Bias -1.5625 CTX A Volts 3.52 OTG Move DISA UTC 2021:138:12:57:01 (May18) f_ACE 2.43e+01 F_CRM 1.00e+00 Kp 1.0 R km 103248D Currently scheduled FPSI, OTG : ACIS-S HETG Estimated Kp : 1.0 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 2.43e+01 GOES-R P4 flux, in RADMON P4GM units : 0.078 GOES-R P7 flux, in RADMON P41GM units : 0.013 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 15.8 Orbit Start Time : 2021:136:08:59:01 Geocentric Distance (km), Orbit Leg : 103491 D CRM Region : 2 (Magnetosheath) External Proton Flux (p/cm^2-s-sr-MeV) : 2.5397e+02 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 5.0793e+01 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.2080e+08 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 3.5493e+07