Oct_02_2000_L438.txt Shift L438 Start at 2000:276:11:30:00 GMT = 2000 Oct 2 7:30am EDT End 2000 Oct 2 1:00pm EDT SOT shift report 2000-10-02 L438 See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Oct_02_2000_L438.txt SOT Lead Bill Podgorski SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: - Running SEP2800B (near end) on ascending leg just after perigee. Curently observing Zeta Pup with HRC-S/LETG. During next COMM at 16:20 we will run a CAP to RETRACT the LETG. Radiation levels are low. Note that the snapshot now has information on radiation in the magnetosphere. Seq # ObsID It Target start time SI Grat --------------------------------------------------------------------------------- ---- 61896 CAL-ER 2000:276:05:37:09.658 10.0 -- -- ---- INTA2 00 CAL-ER 2000:276:08:54:04.105 0.0 -- -- 200023 00025 00 Zeta Pup 2000:276:09:15:17.936 25.0 HRC-S LETG ---- OTGOU 00 CAL-ER 2000:276:16:20:27.936 5.4 -- -- RETRACT LETG ORBITAL EVENTS: 2000:276:00:34:51.878 159 EPERIGEE ORBIT PERIGEE 2000:276:05:36:31.776 160 XE1RADZ0 ELECTRON1 RADIATION EXIT0 2000:277:08:18:48.989 160 EAPOGEE ORBIT APOGEE 2000:278:10:03:27.497 160 EE1RADZ0 ELECTRON1 RADIATION ENTRY0 2000:278:16:02:35.176 160 EPERIGEE ORBIT PERIGEE EVENTS DONE OBSID -------------- ---- ----- Start Shift 276:1130 LOS at start shift Status at last contact was nominal (see note 1) End of shift 276:1800 NOTES/ISSUES/PROBLEMS --------------------- 1) Data from Chandra snapshot: UTC 2000:276:10:40:02 (Oct 2) f_ACE 2.17e+01 F_ACE 0.00e+00 Kp 3.0 R km 91640A OBT 2000:276:10:39:22 CTUVCDU 9555199 OBC s/w NRML FMT1_NORM CPEstat NORM OBT 86870362.37 ONLVCDU 9555184 OBC Errs 0 OBSID 25 EPState SUN SIM TTpos -99616 HETG Angle 79.8 PCADMODE NPNT RA 120.921 Bus V 30.24 SIM FApos -990 LETG Angle 4.5 PCONTROL NPNT Dec -40.014 Bus I 37.36 AOFSTAR GUID Roll 101.776 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang 18.94 Yaw Rate -0.24 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang 2.74 Pitch Rate 0.05 OBSMode OBSV ACA Int Time 1.698 Roll Rate 0.12 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -0.36 Batt 1 SOC 100.00% Avg HRMA Temp 70.58 FSS Beta 19.05 Batt 2 SOC 100.00% ACIS Stat7-0 65 Avg OBA Temp 51.13 SA Resolv 70.71 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 18.02 RADMON ENAB HRMA power 153.50 SCS 128 ACT -Y SA Amps 19.00 EPHIN Geom LARG OBA power 51.70 SCS 129 ACT +Y SA Temp 111.12 E150 3.9 SCS 130 ACT -Y SA Temp 111.43 E300 0.2 Roll Mom. -5.930 E1300 0.0 Pitch Mom. -0.479 UpL Cmd Acc 48582 EPH A-Leak 0.7400 P4GM 0.0 Yaw Mom. -1.031 Cmd Rej A 158 EPH B-Leak 0.1280 P41GM 0.0 UTC 2000:276:12:15:02 (Oct 2) f_ACE 2.57e+01 F_ACE 0.00e+00 Kp 3.3 R km 99559A Currently scheduled FPSI, OTG : HRC-S LETG Costello Kp : 3.33 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 2.57e+01 Orbit Start Time : 2000:276:00:39:01 Geocentric Distance (km), Orbit Leg : 99479 A CRM Region : 2 (Magnetosheath) External Proton Flux (p/cm^2-s-sr-MeV) : 3.95443072015e+03 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 0.00000000000e+00 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 6.10934165004e+08 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 0.00000000000e+00 Expected RA, DEC, ROLL: 120.9214 -40.0191 101.78 2) Notes from 9:00am meeting: Operations (Darrell): - 9 supports over weekend, 5 34m, 4 26m, 12 SSR dumps - 2 load segs uplinked, good thru 279:0642 - 2 CAPS were executed last Friday, 659C to retract the LETG for the TOO and 660C to re-insert it for the remaining LETG observations in the load. - SSR dump/record problem as mentioned in 2000-09-29 M435 - Some data gaps were created by switching the SSR's. - Real time data is available to supplement the dump data, this will be made available to DSOPS. Mission Planning (Dan/Ken/Sabrina): - OCT10 load impacted by next TOO, products should be out today for load review tomorrow. Spacecraft Engineering (Jeff): - Info on SSR problem given to West Coast. Telecon held on Sat, another one scheduled for 3pm today. - Another case of extra stars added during perigee passages paying off during perigee passage. Went from 8 to 3 stars, during last rad zone. - Thermal impact of having both SSR's on at same time is within limits. - LETG engineering test Wednesday. SOT (Bill Podgorski): - Radiation levels low. Magnetospheric radiation levels now in snapshot. DSOPS(Joy): - TOO data turn-around was excellent. Data gotten to observer promptly and used to plan another TOO observation. - Several quick looks, including the TOO (see below) GOT(Mike): - All is OK 3) Quick Look data review(OK unless noted): Seq # ObsID It Target start time SI Grat Comments ---------------------------------------------------------------------------------------------------------- 300000 00075 00 RX J0019.8+2156 2000:272:10:20:42.944 51.1 HRC-S LETG 500084 00598 00 GRB000926 2000:273:16:40:24.043 12.9 ACIS-S LETG TOO - Rapid turn-around 200026 00028 00 YY GEM 2000:273:21:30:00.000 58.0 HRC-S LETG 300014 00645 00 AM HER 2000:274:14:13:14.098 24.0 HRC-S LETG