Scientific Operations | ||
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November 1997============================================================================== DATE: 01-November-1997 DOY: 305 OPERATIONS ENGINEER(S): E. Donaldson SCIENTIST: C. Haskell CDS INSTRUMENT: Nominal. CDS GROUND SYSTEM: Nominal. DAY PLAN: Science Operations. COMMENTS: ============================================================================== DATE: 02-November-1997 DOY: 306 OPERATIONS ENGINEER(S): E. Donaldson / C. Haskell SCIENTIST: C. Haskell CDS INSTRUMENT: A parity error occured in the secondary (science) processor memory space. The secondary processor was rebooted at 20:35 UT. CDS GROUND SYSTEM: Nominal. DAY PLAN: Science Operations. COMMENTS: ============================================================================== DATE: 03-November-1997 DOY: 307 OPERATIONS ENGINEER(S): C. Haskell / R. Yurow SCIENTIST: C. Haskell CDS INSTRUMENT: A parity error occured in the secondary (science) processor memory space. The secondary processor will be rebooted tommorow. CDS GROUND SYSTEM: The current fits disk was changed to /cdsfits15 DAY PLAN: Science Operations. COMMENTS: ============================================================================== DATE: 04-November-1997 DOY: 308 OPERATIONS ENGINEER(S): C. Haskell / R. Yurow SCIENTIST: C. Haskell CDS INSTRUMENT: Nominal. CDS GROUND SYSTEM: Nominal. DAY PLAN: Science Operations. COMMENTS: ============================================================================== DATE: 05-November-1997 DOY: 309 OPERATIONS ENGINEER(S): C. Haskell / R. Yurow SCIENTIST: C. Haskell CDS INSTRUMENT: The secondary (science) processor was rebooted at 18:55 UT. CDS GROUND SYSTEM: The study largebp2_45 was imported to the EOF. DAY PLAN: Science Operations. COMMENTS: ============================================================================== DATE: 06-November-1997 DOY: 310 OPERATIONS ENGINEER(S): C. Haskell / R. Yurow SCIENTIST: C. Haskell CDS INSTRUMENT: Nominal. CDS GROUND SYSTEM: Nominal. DAY PLAN: Science Operations. COMMENTS: A class X solar flare occured at 11:55 UT resulting in degraded observations due to the large stream of charged particles which enveloped the inststrument. ============================================================================== DATE: 07-November-1997 DOY: 311 OPERATIONS ENGINEER(S): C. Haskell / R. Yurow SCIENTIST: C. Haskell CDS INSTRUMENT: A parity error occured on the secondary (science) processor. The secondary processor was restarted at 16:02 UT. A Setup Register A Failure occured on the NIS. The NIS was reset. CDS GROUND SYSTEM: Nominal. DAY PLAN: Science Operations. COMMENTS: Degraded observations from the solar flare on DOY 310 continue. ============================================================================== DATE: 08-November-1997 DOY: 312 OPERATIONS ENGINEER(S): C. Haskell SCIENTIST: C. Haskell CDS INSTRUMENT: Nominal. CDS GROUND SYSTEM: Nominal. DAY PLAN: Science Operations. COMMENTS: Degraded observations from the solar flare on DOY 310 continue. ============================================================================== DATE: 09-November-1997 DOY: 313 OPERATIONS ENGINEER(S): C. Haskell SCIENTIST: C. Haskell CDS INSTRUMENT: Nominal. CDS GROUND SYSTEM: Nominal. DAY PLAN: Science Operations. COMMENTS: Degraded observations from the solar flare on DOY 310 continue. ============================================================================== DATE: 10-November-1997 DOY: 314 OPERATIONS ENGINEER(S): C. Haskell / R. Yurow SCIENTIST: S. White CDS INSTRUMENT: The CDS instrument stopped accepting commands during the telemetry submode switch at 15:58 UT. CDS was rebooted at 15:53 and was nominal afterwards. CDS GROUND SYSTEM: Nominal. DAY PLAN: Science Operations. COMMENTS: ============================================================================== DATE: 11-November-1997 DOY: 315 OPERATIONS ENGINEER(S): R. Yurow SCIENTIST: S. White CDS INSTRUMENT: Nominal. CDS GROUND SYSTEM: The following studies were imported to the EOF: o_loop1_4.def o_loop2_5.def o_loop3_7.def o_spot3_3.def o_spot4_1.def mpenn_1_2.def sertscl2_31.def sertscl2_32.def DAY PLAN: Science Operations. COMMENTS: ============================================================================== DATE: 12-November-1997 DOY: 316 OPERATIONS ENGINEER(S): R. Yurow SCIENTIST: S. White CDS INSTRUMENT: Nominal. CDS GROUND SYSTEM: Nominal. DAY PLAN: Science Operations. COMMENTS: ============================================================================== DATE: 13-November-1997 DOY: 317 OPERATIONS ENGINEER(S): R. Yurow SCIENTIST: S. White CDS INSTRUMENT: Nominal. CDS GROUND SYSTEM: Nominal. DAY PLAN: Science Operations. COMMENTS: ============================================================================== DATE: 14-November-1997 DOY: 318 OPERATIONS ENGINEER(S): R. Yurow SCIENTIST: S. White CDS INSTRUMENT: Switched to CDS High Rate telemetry submode at 18:05 UT. CDS GROUND SYSTEM: Nominal. DAY PLAN: Science Operations. COMMENTS: ============================================================================== DATE: 15-November-1997 DOY: 319 OPERATIONS ENGINEER(S): R. Yurow / A. Hammond SCIENTIST: A. Fludra CDS INSTRUMENT: The GIS detector 1 tripped at 7:26 UT. A Watchdog error occured at 21:37 UT. The recovery procedure was completed at 2:01 UT on DOY 320. The science plan will resume at 6:59 UT on DOY 320. CDS is nominal after the recovery CDS GROUND SYSTEM: Nominal. DAY PLAN: Science Operations. COMMENTS: ============================================================================== DATE: 16-November-1997 DOY: 320 OPERATIONS ENGINEER(S): R. Yurow / E. Donaldson SCIENTIST: A. Fludra CDS INSTRUMENT: Nominal. CDS GROUND SYSTEM: Nominal. DAY PLAN: Science Operations. COMMENTS: ============================================================================== DATE: 17-November-1997 DOY: 321 OPERATIONS ENGINEER(S): R. Yurow SCIENTIST: D. Zarro CDS INSTRUMENT: Nominal. CDS GROUND SYSTEM: The following studies were imported to the EOF: blink_hi_10.def blink_st_9.def The telemetry archive disk was switched to /cdsd4 DAY PLAN: Science Operations. COMMENTS: ============================================================================== DATE: 18-November-1997 DOY: 322 OPERATIONS ENGINEER(S): R. Yurow SCIENTIST: D. Zarro CDS INSTRUMENT: A parity error occured in the primary processor memory space. Since it appears to be in a safe location, no reboot is necessary. CDS GROUND SYSTEM: Nominal. DAY PLAN: SERTS rocket support, Science Operations. COMMENTS: The SERTS rocket was launched at 19:35 UT. ============================================================================== DATE: 19-November-1997 DOY: 323 OPERATIONS ENGINEER(S): R. Yurow SCIENTIST: D. Zarro CDS INSTRUMENT: An Emergency Sun Reaquisition occured at 14:42 UT. CDS shut its doors and went into STANDBY mode. Instrument temperatures continue to drop, especially for the NIS and GIS which are turned off, but otherwise CDS is nominal. CDS GROUND SYSTEM: Nominal. DAY PLAN: Science Operations, Engineering Monitoring COMMENTS: A Spacecraft Emergency was declared for SOHO at 21:50 UT. ============================================================================== DATE: 20-November-1997 DOY: 324 OPERATIONS ENGINEER(S): R. Yurow SCIENTIST: D. Zarro CDS INSTRUMENT: A telemetry submode change to submode 5 (CDS Medium Rate) occured at 7:03 UT. The CDS recovery from the Emergency Sun Reaquisition was completed at 22:51 UT. CDS is nominal after the recovery. The CDS doors were opened at 19:16 UT. CDS GROUND SYSTEM: Nominal. DAY PLAN: Instrument Recovery COMMENTS: The recovery of SOHO from the ESR was completed at 15:49 UT. ============================================================================== DATE: 21-November-1997 DOY: 325 OPERATIONS ENGINEER(S): R. Yurow SCIENTIST: D. Zarro CDS INSTRUMENT: Nominal. CDS GROUND SYSTEM: The following studies were imported to the EOF: blink_hi_11.def blink_st_12.def sitnstar_1.def A software update was performed at 23:30 UT. DAY PLAN: Science Operations COMMENTS: ============================================================================== DATE: 22-November-1997 DOY: 326 OPERATIONS ENGINEER(S): A. Hammond SCIENTIST: O. Wikstol CDS INSTRUMENT: Nominal. CDS GROUND SYSTEM: Nominal. DAY PLAN: Science Operations. COMMENTS: ============================================================================== DATE: 23-November-1997 DOY: 327 OPERATIONS ENGINEER(S): R. Yurow SCIENTIST: O. Wikstol CDS INSTRUMENT: GIS detectors 1 and 2 tripped at 17:38 UT on DOY 326. They were reset at 21:16 UT. CDS GROUND SYSTEM: Nominal. DAY PLAN: Science Operations. COMMENTS: ============================================================================== DATE: 24-November-1997 DOY: 328 OPERATIONS ENGINEER(S): R. Yurow SCIENTIST: O. Wikstol CDS INSTRUMENT: GIS detector 4 tripped at 17:38 UT on DOY 326. It was reset at 22:19 UT. A telemetry submode change to submode 3 (CDS High Rate) occured at 16:05 UT. CDS GROUND SYSTEM: Nominal. DAY PLAN: Science Operations. COMMENTS: ============================================================================== DATE: 25-November-1997 DOY: 329 OPERATIONS ENGINEER(S): R. Yurow/C. Haskell SCIENTIST: O. Wikstol CDS INSTRUMENT: Nominal. CDS GROUND SYSTEM: Nominal. DAY PLAN: Science Operations. COMMENTS: ============================================================================== DATE: 26-November-1997 DOY: 330 OPERATIONS ENGINEER(S): R. Yurow/C. Haskell SCIENTIST: O. Wikstol CDS INSTRUMENT: Nominal. CDS GROUND SYSTEM: Nominal. DAY PLAN: Science Operations. COMMENTS: ============================================================================== DATE: 27-November-1997 DOY: 331 OPERATIONS ENGINEER(S): R. Yurow SCIENTIST: O. Wikstol CDS INSTRUMENT: A parity errror was detected in the secondary (science) processor memory space. The secondary processor will be rebooted tommorow. CDS GROUND SYSTEM: Nominal. DAY PLAN: Science Operations. COMMENTS: ============================================================================== DATE: 28-November-1997 DOY: 332 OPERATIONS ENGINEER(S): R. Yurow SCIENTIST: O. Wikstol CDS INSTRUMENT: A telemetry submode switch to submode 5 (CDS Medium Rate) occured at 23:48 UT The secondary (science) processor was rebooted at 00:07 UT on DOY 333. CDS GROUND SYSTEM: Nominal. DAY PLAN: Science Operations. COMMENTS: ============================================================================== DATE: 29-November-1997 DOY: 333 OPERATIONS ENGINEER(S): R. Yurow / E. Donaldson SCIENTIST: O. Wikstol CDS INSTRUMENT: A parity errror was detected in the primary processor memory space. The doors were closed at 15:15 UT. CDS GROUND SYSTEM: Nominal. DAY PLAN: Close Doors, Spacecraft Maneuvers COMMENTS: ============================================================================== DATE: 30-November-1997 DOY: 334 OPERATIONS ENGINEER(S): R. Yurow / A. Hammond SCIENTIST: O. Wikstol CDS INSTRUMENT: The doors were opened at 22:29 UT. A parity errror was detected in the primary processor memory space. Due to the parity error being in an unsafe location, the CDS instrument was rebooted at 6:25 UT on DOY 335. During the reboot, the patch on the GIS had to be reloaded. CDS GROUND SYSTEM: Nominal. DAY PLAN: Open Doors COMMENTS: ============================================================================== From the CDS Operations Management Team in the Space Science & Technology Department at CCLRC Rutherford Appleton Laboratory Site maintained by John Rainnie. Last revised on Tuesday (17/Jul/2001) at 08:59. |