See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L9913. Start at 254:13:00 GMT PLAN ---- Finish: Obsid: 32923 SI: ACIS-S (16 ksec) Target: B2.2 0505+27 Then: 2026:255:05:00:07 Grating: HETG 2026:255:05:38:09 Obsid: 30500 SI: ACIS-S (15 ksec) Target: Vela X-1 2026:255:09:51:43 Grating: NONE 2026:255:10:30:34 Obsid: 32924 SI: HRC-I (5 ksec) Target: VV 114 2026:255:12:27:37 Obsid: 32923 SI: ACIS-S (16 ksec) Target: B2.2 0505+27 2026:255:17:46:42 Obsid: 31055 SI: ACIS-S (46 ksec) Target: GL 783 NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 3 Supports Completed in the last 24 hours (Total time: 6 hours) 2 SSR dumps. Loads good through: 2026:258:12:57:07.000 Radiation (Solar Activity): Solar activity is likely to be low with a slight chance for an M-class flare on days one, two, and three (12 Sep, 13 Sep, 14 Sep). Radiation (Geophysical Activity): The geomagnetic field is expected to be at quiet to unsettled levels on days one and two (12 Sep, 13 Sep) and unsettled to active levels on day three (14 Sep). MP: Sep 14 loads approved. ENG: No issues. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 32928 PSR J1015-5719 ACIS-I NONE 31711 3CR 17 ACIS-S NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 255/0025-0225 0110 0210 DSS-24 GOLDSTONE 2110-2210 EDT, Fri 11 Sep 255/1045-1245 1130 1230 DSS-65 MADRID 0730-0830 EDT, Sat 12 Sep 255/1920-2120 2005 2105 DSS-54 MADRID 1605-1705 EDT, Sat 12 Sep 256/0155-0355 0240 0340 DSS-23 GOLDSTONE 2240-2340 EDT, Sat 12 Sep 256/0915-1115 1000 1100 DSS-34 CANBERRA 0600-0700 EDT, Sun 13 Sep 256/2120-2320 2205 2305 DSS-56 MADRID 1805-1905 EDT, Sun 13 Sep SNAPSHOT summary: ----------------- UTC 2026:255:02:09:02 (Sep12) f_ACE 2.42e+01 F_CRM 5.12e+08 Kp 2.3 R km 105428D OBT 2026:255:02:05:53 CTUVCDU 3109119 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 905565953.97 ONLVCDU 3109112 OBC Errs 0 OBSID 32932 EPState SUN SIM TTpos 75623 HETG Angle 77.59 PCADMODE NPNT RA 9.591 Bus V 27.11 SIM FApos -467 LETG Angle 75.71 PCONTROL NPNT Dec -2.155 Bus I 20.31 AOFSTAR GUID Roll 86.000 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang -3.16 Yaw Rate -0.17 HRC-S HV OFF ACA CCD Temp -7.7 Dith Zang -8.98 Pitch Rate -0.15 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate -0.13 EVT RT 6374 AOACSTAT OK FSS SunBeta NSUN SHLD RT 0 FSS Alfa -49.57 Batt 1 SOC 100.00% Avg HRMA Temp 74.22 FSS Beta -49.72 Batt 2 SOC 100.00% A -15 V -0.62 Avg OBA Temp 81.61 SA Resolv 160.13 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 10.06 A +24 V 0.00 HRMA power 61.40 SCS 128 ACT -Y SA Amps 10.06 OBA power 35.10 SCS 129 ACT +Y SA Temp 112.35 SCS 130 ACT -Y SA Temp 110.82 ACIS Stat7-0 6 Roll Mom. 9.753 SCS 131 ACT Cold Rad -123. Pitch Mom. -1.226 SCS 132 ACT Ephin Temp 0.0000 Warm Rad -79.6 Yaw Mom. -0.490 SCS 133 ACT EIO Temp 0.0000 RadMon ENAB PMTANKP 150.132 SCS 107 INAC EPH temp 158.47 UpLCmdAcc 9244 IRU2G2 curr 117.60 M Unload MON Cmd Rej A 241 IRU2G1 curr 96.00 Roll Bias 2.0825 TSC Move STOP Prop. line 03 155.32 Pitch Bias -4.2678 FA Move STOP CTX B PWR 36.96 Prop. line 04 136.33 Yaw Bias -1.8612 OTG Move DISA CTX B Volts 3.54 UTC 2026:255:02:09:02 (Sep12) f_ACE 2.42e+01 F_CRM 5.12e+08 Kp 2.3 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 : 2.04e-02 GOES-R P7 flux, in RADMON P41GM units : 8.43e-03 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 6.60e+02 Orbit Start Time : 2026:177:08:08:58 Geocentric Distance (km), Orbit Leg : 139664 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