Dec_31_1999_L161.txt Shift L161 Start at 1999:365:14:30 GMT = 1999 Dec 31 07:30Am EST End 1999 Dec 31 9:00am EST See http://asc.harvard.edu/acis/SOT_reports/sot-shift.html, or /proj/ascwww/AXAF/extra/science/htdocs/acis/SOT_reports/Dec_31_1999_L161.txt SOT Lead Ed Kellogg SOT SC/ACA FOT-SI HRC-SI ACIS-SI OTHER Plan: - Running load DEC2699 load. Doing OBSID 00799, HOT AND COLD GAS, DARK MATTER, AND HEAVY ELEMENTS IN ELLIPTICAL GALAXIES. ACIS-I, no grating Next observation: ,OBSID=62246,TIME=1999:365:14:44:11.291 EVENTS DONE OBSID -------------- ---- ----- AOS 1235 799 Uplink CL002:1407.CLD 1244 ACA has 3 fids, 5 stars, as planned 1245 Activate SCS 130 1246 Verify FAY2K_172 1252 Uplink 1253 Enable 172 1254 Complete CAP538 steps 1 & 2 1255 ACA still has 3 fids, 5 stars, 1257 OBSID is still 1258 799 LOS 1400 Evaluation of QL data done at 365:1258 -------------------------------------------- The following observations from the last ten days should be available for review. If there is no comment after the entry, it means the image has not yet appeared in the book. OBSID Target Time Comment ----- ------ -------------- ------- 00839 3C 220.1 1999:363:20:11 00378 M82 1999:364:02:05 00817 FIRST J0840+3633 1999:364:03:58 NOTES/ISSUES/PROBLEMS --------------------- We executed the first part of CAP 538 for Y2K safing. We saw no interruption to Chandra's operation. Chandra's state was: UTC 1999:365:12:50:02 (Fri Dec 31) f_ACE 1.82e+03 F_ACE 9.77e+07 R km 99594D OBT 1999:365:12:49:36 CTUVCDU 15334783 OBC s/w NRML FMT2_SSR CPEstat OBT 63031776.59 ONLVCDU 15334776 OBC Errs 0 OBSID 799 EPState SUN SIM TTpos 89919 HETG Angle 81.0 PCADMODE NPNT RA 54.627 Bus V 30.24 SIM FApos -535 LETG Angle 79.1 PCONTROL NPNT Dec -23.058 Bus I 31.53 AOFSTAR GUID Roll 313.283 ACA Object FFFSSSSS Dither ENAB HRC-I HV OFF ACA ImFunc TTTTTTTT Dith Yang 6.49 Yaw Rate -0.11 HRC-S HV ON ACA CCD Temp -10.4 Dith Zang 7.52 Pitch Rate 0.02 OBSMode NEXT ACA Int Time 1.698 Roll Rate -0.18 Door OP UNAC AOACSTAT OK FSS SunBeta SUN Door CL UNAC FSS Alfa -0.57 Batt 1 SOC 100.00% Avg HRMA Temp 70.61 FSS Beta -26.31 Batt 2 SOC 100.00% ACIS Stat7-0 65 Avg OBA Temp 50.89 SA Resolv 116.37 Batt 3 SOC 100.00% Cold Rad -120.7 OBA Tavg Fault NFLT SA Sun Pres ILLM Warm Rad -82.0 OBA Trng Fault NFLT +Y SA Amps 14.88 HRMA power 48.80 -Y SA Amps 16.25 EPHIN Geom LARG OBA power 134.60 +Y SA Temp 117.32 E1300 3 -Y SA Temp 117.32 P4GM 0 Roll Mom. -11.299 P41GM 0 Pitch Mom. 10.970 UpL Cmd Acc 44719 A-Leak 0.3160 Yaw Mom. 0.279 Cmd Rej A 187 B-Leak 0.0480