Mar_18_2001_M605.txt Shift M605 Start at 2001:077:20:00:00 GMT = 2001 Mar 18 3:00pm EST End 2001 Mar 18 5:00pm EST SOT shift report 2001-03-18 M605 See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Mar_18_2001_M605.txt SOT Lead Robert Cameron SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Mike McGuirk Plan: - Running MAR1901C load. Manual insertion of LETG, using CAP 709. Seq # ObsID Target start SI Grat RA dec roll ------------------------------------------------------------------------------------------ 700296 02106 LBQS 1216+1103 2001:077:18:43:43.400 ACIS-S NONE 184.8995 10.7882 144.24 ---- 61696 CAL-ER 2001:077:20:26:42.382 -- -- 199.0000 29.0000 141.64 390003 01011 HZ43 2001:077:21:56:32.382 HRC-S LETG 199.1206 29.0993 141.67 200112 01884 EK DRA 2001:078:03:33:38.321 HRC-S LETG 219.8079 64.2894 135.76 ORBITAL EVENTS: 2001:076:15:04:01.487 222 EPERIGEE ORBIT PERIGEE 2001:077:22:47:20.885 223 EAPOGEE ORBIT APOGEE 2001:079:06:32:06.603 223 EPERIGEE ORBIT PERIGEE 2001:080:14:15:04.175 224 EAPOGEE ORBIT APOGEE 2001:081:21:59:13.763 224 EPERIGEE ORBIT PERIGEE 2001:083:05:42:33.737 225 EAPOGEE ORBIT APOGEE 2001:084:13:25:54.296 225 EPERIGEE ORBIT PERIGEE 2001:085:21:09:57.403 226 EAPOGEE ORBIT APOGEE 2001:087:04:53:19.817 226 EPERIGEE ORBIT PERIGEE EVENTS DONE OBSID -------------- ---- ----- Start Shift 077:2000 AOS DSS-34 (Canberra 34m) 077:2045 61696 LOS DSS-34 (Canberra 34m) 077:2145 End of shift 077:2200 NOTES/ISSUES/PROBLEMS --------------------- 1) Chandra snapshot, after LETG insertion: UTC 2001:077:21:44:18 (Mar18) f_ACE 1.04e+03 F_ACE 8.88e+07 Kp 1.0 R km 140562A OBT 2001:077:21:43:50 CTUVCDU 15686635 OBC s/w NRML FMT2_NORM CPEstat NORM OBT 101339030.96 ONLVCDU 15686624 OBC Errs 0 OBSID 61696 EPState SUN SIM TTpos 75624 HETG Angle 79.84 PCADMODE NPNT RA 199.003 Bus V 29.93 SIM FApos -467 LETG Angle 4.46 PCONTROL NPNT Dec 29.000 Bus I 33.81 AOFSTAR GUID Roll 141.638 ACA Object SSSSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTNNN Dith Yang -7.84 Yaw Rate -0.25 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang 5.59 Pitch Rate -0.20 OBSMode NEXT ACA Int Time 1.698 Roll Rate 0.14 Door OP UNAC AOACSTAT OK FSS SunBeta NSUN Door CL UNAC FSS Alfa -17.28 Batt 1 SOC 100.00% Avg HRMA Temp 70.61 FSS Beta -49.58 Batt 2 SOC 100.00% ACIS Stat7-0 67 Avg OBA Temp 50.50 SA Resolv 145.82 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 16.25 RadMon ENAB HRMA power 38.90 SCS 128 ACT -Y SA Amps 16.64 EPHIN Geom LARG OBA power 134.60 SCS 129 ACT +Y SA Temp 114.51 E150 0.6 SCS 130 ACT -Y SA Temp 115.85 E300 0.1 Roll Mom. -5.930 SCS 107 INAC E1300 0.0 Pitch Mom. 13.525 UpL Cmd Acc 36860 EPH A-Leak 0.3000 P4GM 0.0 Yaw Mom. 2.456 Cmd Rej A 177 EPH B-Leak 0.0600 P41GM 0.0 Current Data: UTC 2001:077:21:44:18 (Mar18) f_ACE 1.04e+03 F_ACE 8.88e+07 Kp 1.0 R km 140562A Currently scheduled FPSI, OTG : ACIS-S LETG Costello Kp : 1.00 ACE EPAM P3 Proton Flux (p/cm^2-s-sr-MeV) : 1.04e+03 Orbit Start Time : 2001:076:15:09:00 Geocentric Distance (km), Orbit Leg : 140559 A CRM Region : 2 (Magnetosheath) External Proton Flux (p/cm^2-s-sr-MeV) : 2.14982340000e+03 Attenuated Proton Flux (p/cm^2-s-sr-MeV) : 1.07491170000e+03 External Proton Orbital Fluence (p/cm^2-sr-MeV) : 3.66703951050e+08 Attenuated Proton Orbital Fluence (p/cm^2-sr-MeV) : 1.70277492720e+08 2) Status at 077:2100: Observed Expected -------- -------- PCAD MODE = NMAN NMAN CONTROL LAW FLAG = NPNT NPNT Stars: = 5 5 FIDS = 0 0 RA = 199.0000 deg 199.0000 DEC = 29.0000 deg 29.0000 ROLL = 141.64 deg 141.64 Format = 4 4 OBSID = 61696 61696 SIM FA = -467 -468 SIM TSC = 75624 75624 HETGA = 79.84 deg (OUT) OUT HETGB = 80.59 deg (OUT) OUT LETGA = 79.09 deg (OUT) OUT LETGB = 78.34 deg (OUT) OUT HRC IM PS = OFF, 0, 0 SP PS = ON, 43, 54 Shield 1 HV = OFF, 0 Shield 2 HV = OFF, 0 Valid Event Rate 1 = 0 Valid Event Rate 2 = 0 Shield Event Rates = 0 ACIS FP Temp = -119.5 DEA Pwr = 51.2 DPA Pwr = 41.2 Science State = Science Idle 3) Radiation: Chandra radiation environment is moderate: ACE 2 hr fluence is 1.0e7 vs. threshold 3.6e8. CRM-based orbital fluence is 1.6e8 vs. threshold 1.0e9. Chandra is in the magnetosheath. The ACE proton rates are moderate, associated with the CME of March 15. 4) Quick look data: ObsID Target SI Grat Comment ----------------------------------------------- There were no new quick look data in this shift. 5) LETG INSERTION Executed CAP #709, Manual LETG INSERT using B-side hardware commands. LETG insert was nominal, with one long (152s move) command and fifteen 0.128125s (2MC) short move commands. The number of nudge moves (15) was one more than used for the last LETG insert, performed on 14 Feb 2001. But fifteen nudge moves have been required on several LETG insertions in the past.