To:sot_shift from: Dan Schwartz date: 21 May 04, 12:00noon EDT Subject: SOT shift report 2004-05-21 L1765 -------- See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/web-cxc/htdocs/acis/SOT_reports/May_21_2004_L1765.txt. Shift L1765. Start at 142:12:00 GMT = 08:00am 21 May EDT End 12:00noon 21 May SOT Lead DAS (Times will be given in GMT on day 142.) PLAN ---- Continue running load May1704B. Pass through perigee, do ACIS cti measurement, and resume the ACIS-S/HETG observation of MCG -6-30-15, with obsid 4761. Next Comms: 142:1320 to 1520 142:2000 to 2200 143:0345 to 0445 143:1400 to 1500 143:1845 to 2045 144:0345 to 0445 144:1100 to 1200 144:1700 to 1800 145:0250 to 0450 145:1300 to 1500 145:2320 to 0020 146:0345 to 0445 146:1115 to 1215 146:1930 to 2130 Orbital events: 2004:142:12:18:21.489 661 EPERIGEE ORBIT PERIGEE 2004:143:20:01:47.320 662 EAPOGEE ORBIT APOGEE 2004:145:03:46:37.839 662 EPERIGEE ORBIT PERIGEE 2004:146:11:29:57.405 663 EAPOGEE ORBIT APOGEE 2004:147:19:14:17.952 663 EPERIGEE ORBIT PERIGEE 2004:149:02:57:49.686 664 EAPOGEE ORBIT APOGEE 2004:150:10:41:33.880 664 EPERIGEE ORBIT PERIGEE EVENTS ------ Status at LOS 142:04:44, was as follows: PCAD MODE = NMAN CONTROL LAW FLAG = NPNT Stars: = 0 FIDS = 0 RA = 204.077 deg Dec = -26.981 deg ROLL = 271.099 deg Format = 2 OBSID = 60228 SIM FA = -467 SIM TSC = -99615 (HRC-S) DITHER = ENAB HETG = IN ( 5.96 deg) LETG = OUT (77.59 deg) HRC-I HV is ON EPHIN Geom = SMAL E150 = 20585.4 E300 = 27.0 E1300 = 0.0 LT 10.0 (RADMON P4GM = 22.0 LT 300. Triggers) P41GM = 0.0 LT 8.47 A-leak = 1.0200 mu-a B-leak = 0.0880 mu-a Descending through 68608 km. ACIS focal plane temperature -119.4 degC. EPH temp 68.89 degF Status at AOS 142:13:22, was as follows: PCAD MODE = NMAN CONTROL LAW FLAG = NPNT Stars: = 8 FIDS = 0 RA = 155.001 deg Dec = 76.998 deg ROLL = 258.907 deg Format = 2 OBSID = 60227 SIM FA = -467 SIM TSC = -99615 (HRC-S) DITHER = ENAB HETG = IN ( 5.96 deg) LETG = OUT (77.59 deg) HRC-I HV is ON EPHIN Geom = SMAL E150 = 1891902.4 E300 = 59094.1 E1300 = 32.9 LT 10.0 (RADMON P4GM = 92964.8 LT 300. Triggers) P41GM = 0.5 LT 8.47 A-leak = 1.0200 mu-a B-leak = 0.4200 mu-a Ascending through 35196 km. ACIS focal plane temperature -116.4 degC. EPH temp 75.74 degF 13:25 Change obsid to 60226. 7 of 8 stars are lost. 13:58 Enter Normal Pointing mode. tracking 6 of 8 stars 15:20 LOS expected. Status at LOS 142:04:44, was as follows: PCAD MODE = NPNT CONTROL LAW FLAG = NPNT Stars: = 8 FIDS = 0 RA = 107.998 deg Dec = -13.001 deg ROLL = 236.237 deg Format = 2 OBSID = 60226 SIM FA = -467 SIM TSC = -99615 (HRC-S) DITHER = ENAB HETG = IN ( 5.96 deg) LETG = OUT (77.59 deg) HRC-I HV is ON EPHIN Geom = SMAL E150 = 1735804.9 E300 = 20292.7 E1300 = 2.3 LT 10.0 (RADMON P4GM = 55327.9 LT 300. Triggers) P41GM = 0.5 LT 8.47 A-leak = 1.0200 mu-a B-leak = 0.4600 mu-a Descending through 43521 km. ACIS focal plane temperature -118.3 degC. EPH temp 77.60 degF NOTES/ISSUES/PROBLEMS From the 9am status meeting: Two supports in the past day. No issues. MAY2404C loads approved yesterday. To start uploading today. NOTE: THIS is the first load generated with OFLS 10.3! Many happy returns! The routine, semiannual CAP536A to check the CPE warm start count was successfully run yesterday. Following the 9am status, a review approved CAP 916 to test whether the OBA stuck-on heater is on the survival bus. Quick look data: OBSID Target Time Comment ----- ------ -------------- ------- 4760 MCG--6-30-15 140:04:31 ACIS-S HETG Looks good (partial) ------------------------------------------------------- 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 -------------------------------------------------------