To:sot_shift from: Dan Schwartz date: 21 Oct 03, 12:00noon EDT Subject: SOT shift report 2003-10-21 L1552 -------- See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Oct_21_2003_L1552.txt. Shift L1552. Start at 294:12:00 GMT = 08:00am 21 Oct EDT End 12:00 noon 21 Oct SOT Lead DAS (Times will be given in GMT on day 294.) PLAN ---- Continue running load OCT2003B. Continue obsid 3756, an ACIS-S/HETG observation of the X-ray bright weak-lined T Tauri star HDE 283572, the pre-main sequence stage of a massive A-type star. Next Comms: 294:1240 to 1440 294:2030 to 2130 295:0345 to 0445 295:1040 to 1220 295:1640 to 1840 296:0245 to 0345 296:1315 to 1415 296:2030 to 2130 297:0250 to 0450 297:1315 to 1415 297:2045 to 2145 Orbital events: 2003:294:15:38:23.316 581 EAPOGEE ORBIT APOGEE 2003:295:23:22:00.945 581 EPERIGEE ORBIT PERIGEE 2003:297:07:05:43.371 582 EAPOGEE ORBIT APOGEE 2003:298:14:48:46.043 582 EPERIGEE ORBIT PERIGEE 2003:299:22:32:22.806 583 EAPOGEE ORBIT APOGEE 2003:301:06:16:07.596 583 EPERIGEE ORBIT PERIGEE 2003:302:13:59:15.020 584 EAPOGEE ORBIT APOGEE 2003:303:21:43:31.304 584 EPERIGEE ORBIT PERIGEE EVENTS ------ Status at LOS, 294:04:51, was as follows: PCAD MODE = NPNT CONTROL LAW FLAG = NPNT Stars: = 5 FIDS = 3 RA = 65.522 deg Dec = 28.285 deg ROLL = 106.949 deg Format = 2 OBSID = 3756 HDE 283572 SIM FA = -467 SIM TSC = 74423 (ACIS-S) DITHER = ENAB HETG = IN ( 5.96 deg) LETG = OUT (77.59 deg) HRC-I HV is ON EPHIN Geom = LARG E150 = 3.4 E300 = 0.4 E1300 = 0.0 LT 10.0 (RADMON P4GM = 0.1 LT 300. Triggers) P41GM = 0.0 LT 8.47 A-leak = 1.0200 mu-a B-leak = 0.3960 mu-a Ascending through 128585 km. ACIS focal plane temperature -119.1. 12:44 AOS Status at AOS, 294:12:44, was as follows: PCAD MODE = NPNT CONTROL LAW FLAG = NPNT Stars: = 5 FIDS = 3 RA = 65.522 deg Dec = 28.281 deg ROLL = 106.949 deg Format = 2 OBSID = 3756 HDE 283572 SIM FA = -467 SIM TSC = 74423 (ACIS-S) DITHER = ENAB HETG = IN ( 5.96 deg) LETG = OUT (77.59 deg) HRC-I HV is ON EPHIN Geom = LARG E150 = 2.6 E300 = 0.1 E1300 = 0.0 LT 10.0 (RADMON P4GM = 0.0 LT 300. Triggers) P41GM = 0.0 LT 8.47 A-leak = 1.0200 mu-a B-leak = 0.3960 mu-a Ascending through 128613 km. ACIS focal plane temperature -119.4. 12:53 Lose TM. 13:17 recover TM Comm extended to complete SSR dump 1550: LOS Status is essentially unchanged. Ascending through 129364 km. ACIS focal plane temperature -119.5. NOTES/ISSUES/PROBLEMS From the 9am status meeting: Three supports, no issues. One command load uplinked, on-board loads good until 297:15:00. OCT2703A products out last night. Load review today at 2pm. VCDU rollover will occur at 296:13:22:43. Quick look data: OBSID Target Time Comment ----- ------ -------------- ------- 3756 V987 TAU = HDE 28357 293:15:04 ACIS-S HETG Partial. Looks good. ------------------------------------------------------- Dan Schwartz, MS #3 das@head-cfa.harvard.edu phone: (617)495-7232 FAX: (617)495-7356 cell phone: (617)512-5627 pager: 877-693-7198 PIN 693-7198 or e-mail 6937198@archwireless.net -------------------------------------------------------