See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L9919. Start at 260:13:00 GMT PLAN ---- Finish: Obsid: 33234 SI: ACIS-S (15 ksec) Target: 5C 7.230 Then: 2026:260:14:14:40 Obsid: 33223 SI: ACIS-I (11 ksec) Target: MACS J0018.5+16 2026:260:17:55:10 Obsid: 29915 SI: ACIS-S (14 ksec) Target: SDSS J142314.36 2026:260:22:25:40 Obsid: 33224 SI: ACIS-I (10 ksec) Target: MACS J0018.5+16 2026:261:01:45:18 Obsid: 29938 SI: ACIS-S (29 ksec) Target: NGC 1358 2026:261:10:28:56 Obsid: 33231 SI: ACIS-S (10 ksec) Target: 3CR 17 NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 2 Supports Completed in the last 24 hours (Total time: 4 hours) 2 SSR dumps. Loads good through: 2026:264:01:05:49. Radiation (Solar Activity): Solar activity is expected to be very low with a chance for a C-class flares on days one, two, and three (17 Sep, 18 Sep, 19 Sep). Radiation (Geophysical Activity): The geomagnetic field is expected to be at unsettled to minor storm levels on day one (17 Sep), quiet to active levels on day two (18 Sep) and quiet to unsettled levels on day three (19 Sep). MP: SEP2126 loads out for review with reviews due by 10. ENG: No issues. GOT/FST: UPS and lighting maintainence today. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 30023 MACS J0018.5+1626 ACIS-I NONE 31314 3CR 17 ACIS-S NONE 32933 5C 7.230 ACIS-S NONE 33217 SDSSJ101730.98+470225.0 ACIS-S NONE 31388 Cas A ACIS-I NONE 31387 Cas A ACIS-I NONE 31386 Cas A ACIS-I NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 260/2015-2245 2100 2230 DSS-65 MADRID 1700-1830 EDT, Thu 17 Sep 261/0145-0345 0230 0330 DSS-23 GOLDSTONE 2230-2330 EDT, Thu 17 Sep 261/0915-1115 1000 1100 DSS-36 CANBERRA 0600-0700 EDT, Fri 18 Sep 261/1745-1945 1830 1930 DSS-65 MADRID 1430-1530 EDT, Fri 18 Sep 261/2225-0025 2310 0010 DSS-36 CANBERRA 1910-2010 EDT, Fri 18 Sep SNAPSHOT summary: ----------------- UTC 2026:260:11:01:02 (Sep17) f_ACE 1.42e+01 F_CRM 5.12e+08 Kp 3.3 R km 105428D OBT 2026:260:10:57:57 CTUVCDU 4919551 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 906029877.22 ONLVCDU 4919544 OBC Errs 0 OBSID 33234 EPState SUN SIM TTpos 75624 HETG Angle 77.59 PCADMODE NPNT RA 126.142 Bus V 27.42 SIM FApos -467 LETG Angle 75.71 PCONTROL NPNT Dec 24.617 Bus I 18.51 AOFSTAR GUID Roll 67.998 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang 15.79 Yaw Rate -0.19 HRC-S HV OFF ACA CCD Temp -10.4 Dith Zang 10.83 Pitch Rate 0.05 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate 0.35 EVT RT 6374 AOACSTAT OK FSS SunBeta SUN SHLD RT 0 FSS Alfa 3.76 Batt 1 SOC 100.00% Avg HRMA Temp 72.49 FSS Beta 37.95 Batt 2 SOC 100.00% A -15 V -0.62 Avg OBA Temp 72.28 SA Resolv 51.37 Batt 3 SOC 100.00% A +15 V 2.81 OBA Tavg Fault NFLT SA Sun Pres ILLM A +5 V 4.84 OBA Trng Fault NFLT +Y SA Amps 9.27 A +24 V 0.00 HRMA power 31.50 SCS 128 ACT -Y SA Amps 9.09 OBA power 0.00 SCS 129 INAC +Y SA Temp 112.04 SCS 130 ACT -Y SA Temp 111.12 ACIS Stat7-0 6 Roll Mom. -1.224 SCS 131 ACT Cold Rad -115. Pitch Mom. 1.173 SCS 132 INAC Ephin Temp 0.0000 Warm Rad -77.1 Yaw Mom. 4.933 SCS 133 ACT EIO Temp 0.0000 RadMon ENAB PMTANKP 151.731 SCS 107 INAC EPH temp 158.47 UpLCmdAcc 22699 IRU2G2 curr 122.40 M Unload MON Cmd Rej A 250 IRU2G1 curr 96.00 Roll Bias 2.0804 TSC Move STOP Prop. line 03 142.92 Pitch Bias -4.2719 FA Move STOP CTX A PWR 36.32 Prop. line 04 104.49 Yaw Bias -1.8552 OTG Move DISA CTX A Volts 3.52 UTC 2026:260:13:02:02 (Sep17) f_ACE 1.53e+01 F_CRM 5.12e+08 Kp 3.3 R km 105428D Currently scheduled FPSI, OTG : ACIS-S NONE Estimated Kp : 2.7 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 2.29e+01 GOES-R P4 flux, in RADMON P4GM units : 4.07e-02 GOES-R P7 flux, in RADMON P41GM units : 8.34e-03 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 3.27e+02 Orbit Start Time : 2026:177:08:08:58 Geocentric Distance (km), Orbit Leg : 142540 A CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 1.8248e+04 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 1.8248e+04 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 8.1745e+08 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 5.1173e+08