Dec_18_2001_L880.txt Shift L880 Start at 2001:352:12:30:00 GMT = 2001 Dec 18 7:30am EDT End 2001 Dec 18 12:00pm EDT SOT shift report 2001-12-18 L880 See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Dec_18_2001_L880.txt SOT Lead Bill Podgorski SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: - Running DEC1701B on ascending leg. Observing '0453-68.5' (obsid 1990) with ACIS-S. Current radiation levels are low, proton flux under 500. Seq # ObsID It Target start time SI Grat RA dec roll slew ---------------------------------------------------------------------------------------------------------- DEC1701B: 500167 01990 00 0453-68.5 2001:352:08:22:32.143 39.0 ACIS-S NONE 73.4455 -68.5140 348.36 74.50 200192 03410 00 HD 93497 2001:352:19:40:32.143 58.0 ACIS-S HETG 161.7042 -49.4393 63.68 44.69 700582 03143 00 NGC2110 2001:353:12:19:45.036 33.8 ACIS-S HETG 88.0222 -7.4713 359.00 76.72 ORBITAL EVENTS: 2001:351:15:42:57.201 326 EPERIGEE ORBIT PERIGEE 2001:351:20:03:07.704 327 XE1RADZ0 ELECTRON1 RADIATION EXIT0 2001:352:23:26:16.280 327 EAPOGEE ORBIT APOGEE 2001:354:00:42:06.299 327 EE1RADZ0 ELECTRON1 RADIATION ENTRY0 2001:354:07:10:57.455 327 EPERIGEE ORBIT PERIGEE 2001:354:10:26:06.299 328 XE1RADZ0 ELECTRON1 RADIATION EXIT0 2001:355:14:54:40.101 328 EAPOGEE ORBIT APOGEE 2001:356:15:59:04.980 328 EE1RADZ0 ELECTRON1 RADIATION ENTRY0 2001:356:22:38:40.293 328 EPERIGEE ORBIT PERIGEE EVENTS DONE OBSID -------------- ---- ----- Start Shift 352:1230 AOS DSS-54 352:1540 (Commanding from DSS-66) Status at AOS was nominal (see note 1) 1990 Having data quality problems with DSS-54 downlink 352:1600 Swap to DSS-66 downlink Stop playback 352:1630 Start playback 352:1633 LOS DSS-66 352:1645 End of shift 352:1645 NOTES/ISSUES/PROBLEMS --------------------- 1) Status at AOS: UTC 2001:352:15:43:20 (Dec18) f_ACE 3.60e+02 F_CRM 2.08e+08 Kp 2.7 R km 132041A OBT 2001:352:15:42:44 CTUVCDU 7660696 OBC s/w NRML FMT2_SSR CPEstat NORM OBT 125077364.84 ONLVCDU 7660688 OBC Errs 0 OBSID 1990 EPState SUN SIM TTpos 75623 HETG Angle 79.46 PCADMODE NPNT RA 73.439 Bus V 29.46 SIM FApos -467 LETG Angle 77.96 PCONTROL NPNT Dec -68.514 Bus I 34.31 AOFSTAR GUID Roll 348.358 ACA Object FFFSSSSS Dither ENAB HRC-I HV ON ACA ImFunc TTTTTTTT Dith Yang -7.98 Yaw Rate -0.03 HRC-S HV OFF ACA CCD Temp -10.4 Dith Zang 3.48 Pitch Rate -0.08 OBSMode NEXT ACA Int Time 1.698 Roll Rate 0.15 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -0.64 Batt 1 SOC 100.00% Avg HRMA Temp 70.58 FSS Beta 2.16 Batt 2 SOC 100.00% ACIS Stat7-0 64 Avg OBA Temp 51.29 SA Resolv 87.68 Batt 3 SOC 100.00% Cold Rad -127.9 OBA Tavg Fault NFLT SA Sun Pres ILLM Warm Rad -82.0 OBA Trng Fault NFLT +Y SA Amps 16.64 RadMon ENAB HRMA power 94.60 SCS 128 ACT -Y SA Amps 17.23 EPHIN Geom LARG OBA power 102.90 SCS 129 INAC +Y SA Temp 116.95 E150 11.1 SCS 130 ACT -Y SA Temp 117.32 E300 0.3 Roll Mom. 5.771 SCS 107 INAC E1300 0.0 Pitch Mom. -8.078 UpL Cmd Acc 53350 EPH A-Leak 1.0200 P4GM 0.3 Yaw Mom. -2.318 Cmd Rej A 255 EPH B-Leak 0.6200 P41GM 0.0 Explanation Current Data: UTC 2001:352:15:43:20 (Dec18) f_ACE 3.60e+02 F_CRM 2.08e+08 Kp 2.7 R km 132041A Currently scheduled FPSI, OTG : ACIS-S NONE Costello Kp : 2.67 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 3.69e+02 Orbit Start Time : 2001:351:15:49:01 Geocentric Distance (km), Orbit Leg : 131914 A CRM Region : 1 (Solar_Wind) External Proton Flux (p/cm^2-s-sr-MeV) : 3.69000000000e+02 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 3.69000000000e+02 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 3.02456069220e+08 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 2.07706323720e+08 HRC IM PS = ON Stp 42/53 SP PS = OFF Shield 1 HV = OFF Shield 2 HV = OFF Valid Event Rate 1 = 0 Valid Event Rate 2 = 0 Shield Event Rates = 0 ACIS FP Temp = -119.7 DEA Pwr = 51.9 DPA Pwr = 40.0 Science State = Science Active 2) Notes from 9:00am meeting: Operations (Darrel): - 3 supports last 24 hrs, 2 34m, 1 26m - Problems with DSS-27 support at 351:2025 * One hr delay starting playback due to intermittent telemetry, high CFC counts. Swapped equipment but did not improve. Dropped data rate to 256K and started playback. Station reported CFC increments during playback but no data dropouts. - Problem with DSS-54 support at 352:0500 * No cpmmand capability first 17 mins. Station swapped command process equipment - No loads uplinked, good thru 355:0630 - Ran CAP 773 to switch back to SSR-A - Dumps current - DSS-54 pass at 352:1630 will be moved up in time to 1540 to allow commanding from DSS-66 and downlink from DSS-54. This is to address recent station commanding problems at DSS-54. Mission Planning (Ken): - DEC24 products out for E-mail review due by 2pm today - JAN07 load in work S/C Engineering(Dan/Eric): - All is OK on S/C - Roll bias errors in obsid 3108 attributed to faint guide stars, detailed analysis in work by Eric. Quick look data looks OK. SOT(Bill): - Radiation flux level (soft protons) is low (500) - Spaceweather predictions are for low to moderate activity DSOPS(Joy): - Several QL's, see below GOT(Chris/Mike/Ron): - UPS batteries being swapped at 12:30 today Meetings/events: - 10am, ACIS OPS mtg - 12pm, T. Lavoie telecon - 2pm, E-mail load reviews due in 3) Quick look data: Seq # ObsID It Target start time SI Grat Comment ---------------------------------------------------------------------------------------------------------- DEC10: 600293 03394 00 IC4296 2001:349:08:15:04.689 25.0 ACIS-S NONE 500250 02800 00 PSR 0656+14 2001:349:15:50:40.708 25.0 ACIS-S NONE 500251 02801 00 PSR 0656+14 2001:349:23:15:20.708 5.0 ACIS-S NONE 290224 03365 00 BETELGEUSE 2001:350:01:06:40.708 5.0 ACIS-I NONE 700567 03128 00 3C78 2001:350:03:32:29.382 5.0 ACIS-S NONE 700362 02172 00 2MASSJ171442+2602 2001:350:23:55:42.819 3.0 ACIS-I NONE 900090 02263 00 AGX~J170730+2353 2001:351:01:13:42.819 3.5 ACIS-I NONE DEC17: 700397 02958 00 PHL 1811 2001:351:23:17:57.976 10.0 ACIS-S NONE