Apr_29_2003_L1377.txt Shift L1377 Start at 2003:119 11:00:00 GMT = 2003 Apr 29 7:00 am EDT End 2003 Apr 29 9:30 am EDT SOT shift report 2003-04-29 L1377 See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or Apr_29_2003_L1377.txt SOT Lead Bill Podgorski SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: - Running load APR2803B on ascending leg. Observing TYCHO'S SNR (obsid 3837) with ACIS-I. Soft proton levels are elevated (2700 at 1130UT). Predictions are for low to moderate activity. 3-day Solar-Geophysical Forecast issued Apr 28 at 22:00 UTC Solar Activity Forecast: Solar activity is expected to be at low to moderate levels. Geophysical Activity Forecast: The geomagnetic field is expected to be at predominantly unsettled to active for days one and two of the period as the current coronal hole begins to wane. Minor storm conditions may occur on day three due to the onset of another favorably positioned recurrent coronal hole. Seq # ObsID It Target start time SI Grat RA dec roll ------------------------------------------------------------------------------------------------------- APR2803B: 500316 03837 0 TYCHO'S SNR 2003:119:02:15:48.872 147.4 ACIS-I NONE 6.3148 64.1120 36.36 ORBITAL EVENTS: 2003:118:19:15:36.417 514 EPERIGEE ORBIT PERIGEE 2003:118:22:59:40.238 515 XE1RADZ0 ELECTRON1 RADIATION EXIT0 2003:120:03:00:11.949 515 EAPOGEE ORBIT APOGEE 2003:121:04:35:38.721 515 EE1RADZ0 ELECTRON1 RADIATION ENTRY0 2003:121:10:44:04.351 515 EPERIGEE ORBIT PERIGEE 2003:121:15:31:38.721 516 XE1RADZ0 ELECTRON1 RADIATION EXIT0 2003:122:18:28:34.197 516 EAPOGEE ORBIT APOGEE 2003:124:01:39:32.642 516 EE1RADZ0 ELECTRON1 RADIATION ENTRY0 2003:124:02:13:06.714 516 EPERIGEE ORBIT PERIGEE EVENTS DONE OBSID -------------- ---- ----- AOS DSS-24 (Goldstone 34m) 119:1050 Start Shift 119:1100 Status at start shift was as expected (see note 1) LOS DSS-24 119:1150 End of shift 119:1330 NOTES/ISSUES/PROBLEMS --------------------- 1) Status at start shift: UTC 2003:119:11:12:03 (Apr29) f_ACE 3.04e+03 F_CRM 8.50e+07 Kp 2.7 R km 106842A OBT 2003:119:11:11:27 CTUVCDU 7398911 OBC s/w NRML FMT2_SSR CPEstat NORM OBT 168001887.82 ONLVCDU 7398896 OBC Errs 0 OBSID 3837 EPState SUN SIM TTpos 92903 HETG Angle 79.46 PCADMODE NPNT RA 6.315 Bus V 30.24 SIM FApos -535 LETG Angle 77.96 PCONTROL NPNT Dec 64.112 Bus I 30.51 AOFSTAR GUID Roll 36.363 ACA Object FFFSSSSS Dither DISA HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang 0.00 Yaw Rate -0.21 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang 0.00 Pitch Rate 0.03 OBSMode NEXT ACA Int Time 1.698 Roll Rate -0.34 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa 0.20 Batt 1 SOC 100.00% Avg HRMA Temp 70.61 FSS Beta 35.83 Batt 2 SOC 100.00% ACIS Stat7-0 65 Avg OBA Temp 51.37 SA Resolv 54.01 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 14.88 RadMon ENAB HRMA power 47.20 SCS 128 ACT -Y SA Amps 15.46 EPHIN Geom LARG OBA power 103.60 SCS 129 INAC +Y SA Temp 110.82 E150 5.9 SCS 130 ACT -Y SA Temp 111.43 E300 0.2 Roll Mom. -7.173 SCS 107 INAC E1300 0.0 Pitch Mom. 6.118 UpL Cmd Acc 24002 EPH A-Leak 1.0200 P4GM 0.1 Yaw Mom. 5.091 Cmd Rej A 15 EPH B-Leak 0.4920 P41GM 0.0 Explanation Current Data: UTC 2003:119:11:12:03 (Apr29) f_ACE 3.04e+03 F_CRM 8.50e+07 Kp 2.7 R km 106842A Currently scheduled FPSI, OTG : ACIS-I NONE Estimated Kp : 3.33 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 3.04e+03 GOES-10 P2 flux, in RADMON P4GM units : 0.00 GOES-12 P2 flux, in RADMON P4GM units : 0.00 GOES-10 P5 flux, in RADMON P41GM units : 0.01 GOES-12 P5 flux, in RADMON P41GM units : 0.01 Orbit Start Time : 2003:118:19:19:01 Geocentric Distance (km), Orbit Leg : 106679 A CRM Region : 3 (Magnetosphere) External Proton Flux (p/cm^2-s-sr-MeV) : 4.43661000000e+03 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 4.43661000000e+03 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 3.94174982400e+08 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 8.49892974000e+07 HRC IM PS = OFF SP PS = ON Stps 43/54 Shield 1 HV = OFF Shield 2 HV = ON Stp 7 Valid Event Rate 1 = 0 Valid Event Rate 2 = 0 Shield Event Rates = 3400 ACIS FP Temp = -119.9 DEA Pwr = 31.9 DPA Pwr = 41.9 Science State = Science Active 2) Notes from 9:00am meeting: Operations (Darell): - 3 supports last 24 hrs, 2 34m, 1 26m - 0 LS uplinked, still active thru 122/0250 - Dumps current - Transitioned to GRETA 2.0 Mission Planning (Ken): - TOO products did not get out yesterday due to final OR not being ready - TOO products will be out this morning for load review at 2pm - MAY05 load will be worked after TOO. Has momentum dump on May 6 S/C Engineering(Dan): - ACIS PSMC thermal limit hit (yellow). Is old limit, not new one. Would not have hit new one. Was expected due to hot attitude. - Will prepare and run CAP to re-enable SCS29, which was disabled (on purpose) during the last eclipse. - Meeting held yesterday on IRU swap preparations. * Will calibrate IRU-B as soon as products are ready (next week). * Plan to run both IRU-A and IRU-B together for a while (TBD) * Make decision as to swapping to IRU-B after cal is done SOT(Bill): - See above notes on radiation DSOPS(Jen) - Three new QL's today (see below) GOT/IST(Adam/Chris/Peter): - On May 1 the main Harvard router which connects to the Internet will go down for 15 mins. Meetings/events: - 9:15am, IST daily tagup - 9:30am, HT staff - 10:00am, S/C Engineering mtg (limited life item actions) - 2:00pm, Load review - 2:50pm, Ground system telecon 3) Quick look data: Seq # ObsID It Target start time SI Grat Comment ---------------------------------------------------------------------------------------------------- 500311 03832 0 3C58 2003:116:11:35:07.687 138.9 ACIS-S NONE 700785 P2 04106 0 F04103-2838 2003:118:02:57:55.586 10.3 ACIS-S NONE 500313 04384 1 PSR B1509-58 2003:118:06:25:26.058 9.9 ACIS-I NONE