Nov_28_2001_L860.txt Shift L860 Start at 2001:332:12:30:00 GMT = 2001 Nov 28 7:30am EDT End 2001 Nov 28 11:00am EDT SOT shift report 2001-11-28 L860 See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Nov_28_2001_L860.txt SOT Lead Bill Podgorski SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: - Running radiation recovery load NOV2501B on descending leg. Observing 'V1494 AQL' (obsid 2681) with HRC-S/LETG. Space Weather Report: Solar Activity Forecast: Solar activity is expected to be at predominantly low to moderate levels. Region 9715 has the potential to produce isolated M-class flares. Low energy proton flux is about 1800 and still very slowly decreasing. EPHIN rates have been low. No COMM this shift Seq # ObsID It Target start time SI Grat RA dec roll slew ---------------------------------------------------------------------------------------------------------- NOV2501B: 300082 02681 00 V1494 AQL 2001:332:10:53:26.321 25.3 HRC-S LETG 290.7485 4.9642 301.82 56.40 ---- T_E19 00 CAL-ER 2001:332:18:41:22.176 7.9 -- -- 322.0000 -52.0000 277.37 72.87 ---- T_X20 00 CAL-ER 2001:333:04:19:20.546 20.8 -- -- 322.0000 -52.0000 277.33 0.04 100032 03412 00 FXRT011030 2001:333:11:09:45.304 20.0 ACIS-S NONE 310.7920 77.2933 298.50 166.08 ORBITAL EVENTS: 2001:331:19:39:02.076 319 EAPOGEE ORBIT APOGEE 2001:332:20:52:01.338 319 EE1RADZ0 ELECTRON1 RADIATION ENTRY0 2001:333:03:22:49.047 319 EPERIGEE ORBIT PERIGEE 2001:333:07:20:01.338 320 XE1RADZ0 ELECTRON1 RADIATION EXIT0 2001:334:11:08:05.345 320 EAPOGEE ORBIT APOGEE 2001:335:12:52:08.729 320 EE1RADZ0 ELECTRON1 RADIATION ENTRY0 2001:335:18:52:24.122 320 EPERIGEE ORBIT PERIGEE 2001:335:23:26:08.729 321 XE1RADZ0 ELECTRON1 RADIATION EXIT0 2001:337:02:36:50.716 321 EAPOGEE ORBIT APOGEE EVENTS DONE OBSID -------------- ---- ----- Start Shift 332:1230 Status at last COMM was nominal (see note 1) End of shift 332:1600 NOTES/ISSUES/PROBLEMS --------------------- 1) Status at last COMM: UTC 2001:332:08:46:12 (Nov28) f_ACE 1.93e+03 F_CRM 1.66e+08 Kp 1.0 R km 121049D OBT 2001:332:08:43:38 CTUVCDU 819199 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 123324218.32 ONLVCDU 819184 OBC Errs 0 OBSID 3172 EPState SUN SIM TTpos 89992 HETG Angle 79.46 PCADMODE NPNT RA 329.689 Bus V 30.08 SIM FApos -535 LETG Angle 4.46 PCONTROL NPNT Dec -30.205 Bus I 25.96 AOFSTAR GUID Roll 286.653 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang 3.79 Yaw Rate 0.27 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang 3.24 Pitch Rate 0.01 OBSMode NEXT ACA Int Time 1.698 Roll Rate -0.08 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -0.32 Batt 1 SOC 100.00% Avg HRMA Temp 70.61 FSS Beta 14.02 Batt 2 SOC 100.00% ACIS Stat7-0 65 Avg OBA Temp 51.37 SA Resolv 75.82 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 12.56 RadMon ENAB HRMA power 67.90 SCS 128 ACT -Y SA Amps 13.33 EPHIN Geom LARG OBA power 84.20 SCS 129 ACT +Y SA Temp 115.49 E150 459.5 SCS 130 INAC -Y SA Temp 116.22 E300 5.7 Roll Mom. -1.304 SCS 107 INAC E1300 0.0 Pitch Mom. 9.168 UpL Cmd Acc 22490 EPH A-Leak 1.0200 P4GM 10.5 Yaw Mom. 1.072 Cmd Rej A 23 EPH B-Leak 0.4760 P41GM 0.1 Explanation Current Data: UTC 2001:332:14:52:02 (Nov28) f_ACE 1.45e+03 F_CRM 1.80e+08 Kp 1.0 R km 99847D Currently scheduled FPSI, OTG : HRC-S LETG Costello Kp : 1.00 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 1.45e+03 Orbit Start Time : 2001:330:11:59:00 Geocentric Distance (km), Orbit Leg : 100062 D CRM Region : 2 (Magnetosheath) External Proton Flux (p/cm^2-s-sr-MeV) : 8.98011000000e+03 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 0.00000000000e+00 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 9.74462876100e+08 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.80231363750e+08 HRC IM PS = OFF SP PS = ON Stp 90/102 Shield 1 HV = OFF Shield 2 HV = ON Stp 8 Valid Event Rate 1 = 85 Valid Event Rate 2 = 70 Shield Event Rates = 5000 ACIS FP Temp = -119.7 DEA Pwr = 52.9 DPA Pwr = 42.0 Science State = Science Active 2) Notes from 9:00am meeting: Operations (Darrel): - 3 supports last 24 hrs, 2 34m, 1 26m - 1 ls uplinked, Loads good thru 336:1420 - Current on dumps Mission Planning (Ken): - DEC0301 E-mail load review held yesterday, comments received will update products this AM and send out for load review today. S/C Engineering(Eric): - All is OK SOT(Bill): - Radiation flux level (soft protons) is about 1700 and still slowly decreasing - Discussed "streaking" in ACIS chip S4 which was observed in obsid's 3152 and 2813, referred to Shanil Virani's analysis. DSOPS(Joy): - Four QL's (see below) - The high background rate reported yesterday in obsid 3152 was incorrect, furthur investigation indicated that the observation was nominal. GOT(Adam): - Reboots of EHS machines are in process, will be done this AM. Meetings/events: - 10am, ground system CCB - 10am, star working group - 1pm, FOT internal mtg - 2pm, migration mtg with Tony Lavoie - 2pm, load review 3) Quick look data: Seq # ObsID It Target start time SI Grat Comment ---------------------------------------------------------------------------------------------------------- 790063 03169 00 PKS2155-304 2001:331:18:24:57.307 8.0 ACIS-I LETG 790064 03170 00 PKS2155-304 2001:331:20:46:47.307 8.0 ACIS-I LETG 500264 02814 00 VELA PWN 2001:331:23:38:31.316 20.0 ACIS-S NONE Is OK - no S4 streaking 790065 03171 00 PKS2155-304 2001:332:05:50:14.267 8.0 ACIS-I LETG