See https://cxc.harvard.edu/mta/SOT_reports/sot-shift.html Shift L9780. Start at 121:13:00 GMT PLAN ---- Start in radiation zone Then: 2026:121:21:47:58 Grating: NONE 2026:121:22:07:43 RADMON Enable 2026:121:22:30:01 Obsid: 32322 SI: ACIS-S (14 ksec) Target: NGC1317 2026:122:02:35:15 Grating: HETG 2026:122:03:02:26 Obsid: 26961 SI: ACIS-S (52 ksec) Target: WR 25 For the weekend: 2026:122:17:32:40 Grating: NONE 2026:122:18:12:10 Obsid: 31627 SI: ACIS-S (32 ksec) Target: NGC3079 2026:123:03:43:15 Obsid: 32323 SI: ACIS-I (13 ksec) Target: MOOJ1415-1422 2026:123:07:23:29 Grating: LETG 2026:123:07:52:28 Obsid: 31736 SI: ACIS-S (41 ksec) Target: MKN421 2026:123:19:26:02 Grating: NONE 2026:123:19:54:56 Obsid: 32324 SI: ACIS-I (12 ksec) Target: MOOJ1415-1422 2026:123:23:26:50 Grating: HETG 2026:123:23:57:01 Obsid: 30101 SI: ACIS-S (10 ksec) Target: AN UMa 2026:124:02:54:34 RADMON Disable NOTES/ISSUES/PROBLEMS --------------------- From the 9am status meeting: 3 Supports Completed in the last 24 hours (Total time: 6 hours) 3 SSR dumps Radiation (Solar Activity): Solar activity is expected to be low with a chance for M-class flares and a slight chance for an X-class flare on days one, two, and three (01 May, 02 May, 03 May). Radiation (Geophysical Activity): The geomagnetic field is expected to be at quiet to unsettled levels on days one and three (01 May, 03 May) and quiet levels on day two (02 May). Protons have a slight chance of crossing threshold on days one, two, and three (01 May, 02 May, 03 May). MP: May0426A loads were approved yesterday. ENG: No issues. GOT: No issues. Quick look data: ---------------- OBSID Target Instr Grat ----- ------ ----- ---- 30070 Center of COSMOS-Web ACIS-I NONE 31735 MKN421 ACIS-S LETG 32317 MOOJ1415-1422 ACIS-I NONE Next Comms: ----------- Support (GMT) BOT EOT Station Site Track time (local) --------------- ---- ---- --------- --------- ------------------------- 121/1910-2110 1955 2055 DSS-56 MADRID 1555-1655 EDT, Fri 1 May 122/0025-0225 0110 0210 DSS-24 GOLDSTONE 2110-2210 EDT, Fri 1 May 122/1015-1215 1100 1200 DSS-26 GOLDSTONE 0700-0800 EDT, Sat 2 May 122/1915-2115 2000 2100 DSS-56 MADRID 1600-1700 EDT, Sat 2 May 123/0115-0315 0200 0300 DSS-54 MADRID 2200-2300 EDT, Sat 2 May 123/1000-1200 1045 1145 DSS-26 GOLDSTONE 0645-0745 EDT, Sun 3 May 123/1615-1815 1700 1800 DSS-34 CANBERRA 1300-1400 EDT, Sun 3 May 124/0215-0415 0300 0400 DSS-65 MADRID 2300-0000 EDT, Sun 3 May 124/1500-1700 1545 1645 DSS-65 MADRID 1145-1245 EDT, Mon 4 May 124/2020-2220 2105 2205 DSS-54 MADRID 1705-1805 EDT, Mon 4 May SNAPSHOT summary: ----------------- UTC 2026:121:11:28:02 (May 1) f_ACE 0.00e+00 F_CRM 1.52e+08 Kp 2.7 R km 75673D OBT 2026:121:11:25:27 CTUVCDU 8390911 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 894021927.39 ONLVCDU 8390904 OBC Errs 0 OBSID 41522 EPState SUN SIM TTpos -99616 HETG Angle 5.59 PCADMODE NPNT RA 219.910 Bus V 27.11 SIM FApos -467 LETG Angle 76.09 PCONTROL NPNT Dec -13.564 Bus I 22.11 AOFSTAR GUID Roll 148.002 ACA Object SSSSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang -7.62 Yaw Rate -0.02 HRC-S HV OFF ACA CCD Temp -2.9 Dith Zang -9.24 Pitch Rate 0.06 SHLD HV 0.0 ACA Int Time 1.698 Roll Rate -0.06 EVT RT 6374 AOACSTAT OK FSS SunBeta NSUN SHLD RT 0 FSS Alfa -49.57 Batt 1 SOC 100.00% Avg HRMA Temp 74.43 FSS Beta -49.72 Batt 2 SOC 100.00% A -15 V -0.62 Avg OBA Temp 87.24 SA Resolv 177.71 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 11.21 A +24 V 0.00 HRMA power 31.50 SCS 128 ACT -Y SA Amps 10.83 OBA power 0.00 SCS 129 ACT +Y SA Temp 111.12 SCS 130 ACT -Y SA Temp 110.20 ACIS Stat7-0 6 Roll Mom. 5.196 SCS 131 ACT Cold Rad -111. Pitch Mom. 0.899 SCS 132 ACT Ephin Temp 0.0000 Warm Rad -72.2 Yaw Mom. 3.584 SCS 133 ACT EIO Temp 0.0000 RadMon DISA PMTANKP 150.132 SCS 107 INAC EPH temp 166.95 UpLCmdAcc 5100 IRU2G2 curr 120.00 M Unload MON Cmd Rej A 145 IRU2G1 curr 93.60 Roll Bias 2.0091 TSC Move STOP Prop. line 03 127.54 Pitch Bias -4.1985 FA Move STOP CTX A PWR 36.32 Prop. line 04 118.31 Yaw Bias -1.8424 OTG Move DISA CTX A Volts 3.52 UTC 2026:121:12:54:02 (May 1) f_ACE 1.08e+01 F_CRM 1.52e+08 Kp 2.7 R km 65401D Currently scheduled FPSI, OTG : HRC-S HETG Estimated Kp : 0.7 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 1.24e+01 GOES-R P4 flux, in RADMON P4GM units : 2.03e-02 GOES-R P7 flux, in RADMON P41GM units : 5.56e-03 GOES-R E > 2.0 MeV flux (p/cm^2-s-sr) : 3.31e+02 Orbit Start Time : 2026:119:03:45:19 Geocentric Distance (km), Orbit Leg : 65787 D CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 2.1860e+03 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 0.0000e+00 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.8240e+08 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.5177e+08