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May 1998
 
==============================================================================
DATE:  01-May-1998
DOY: 121
OPERATIONS ENGINEER(S): R. Yurow
SCIENTIST: P. Young
CDS INSTRUMENT: Nominal.
CDS GROUND SYSTEM: Nominal.  Problems with the backup system - can't
 get the jukebox to label the tapes properly.
DAY PLAN: Science Operations.
COMMENTS: 
==============================================================================
DATE:  02-May-1998
DOY: 122
OPERATIONS ENGINEER(S): E. Donaldson/W. Hammond
SCIENTIST: H. Mason
CDS INSTRUMENT: Nominal.
CDS GROUND SYSTEM: Still trying t fix the backup system problem
DAY PLAN: Science Operations.
COMMENTS:
==============================================================================
DATE:  03-May-1998
DOY: 123
OPERATIONS ENGINEER(S): E. Donaldson/W. Hammond
SCIENTIST: H. Mason
CDS INSTRUMENT: Nominal.
CDS GROUND SYSTEM: Nominal.
DAY PLAN: Science Operations.
COMMENTS: 
==============================================================================
DATE:  04-May-1998
DOY: 124
OPERATIONS ENGINEER(S): C. Haskell / R. Yurow
SCIENTIST: H. Mason
CDS INSTRUMENT: Nominal.
CDS GROUND SYSTEM: Fixed the backup system problem
DAY PLAN: Science Operations.
COMMENTS: 
==============================================================================
DATE:  05-May-1998
DOY: 125
OPERATIONS ENGINEER(S): C. Haskell / R. Yurow
SCIENTIST: H. Mason
CDS INSTRUMENT: Nominal.
CDS GROUND SYSTEM: Nominal.
DAY PLAN: Science Operations.
COMMENTS: 
==============================================================================
DATE:  06-May-1998
DOY: 126
OPERATIONS ENGINEER(S): C. Haskell / R. Yurow
SCIENTIST: H. Mason
CDS INSTRUMENT: Nominal.
CDS GROUND SYSTEM: Nominal.
DAY PLAN: Science Operations.
COMMENTS: 
==============================================================================
DATE:  07-May-1998
DOY: 127
OPERATIONS ENGINEER(S): C. Haskell / R. Yurow
SCIENTIST: H. Mason
CDS INSTRUMENT: Nominal.
CDS GROUND SYSTEM: Nominal.
DAY PLAN: Science Operations.
COMMENTS: 
==============================================================================
DATE:  08-May-1998
DOY: 128
OPERATIONS ENGINEER(S): C. Haskell / R. Yurow
SCIENTIST: H. Mason
CDS INSTRUMENT: Nominal.
CDS GROUND SYSTEM: 
  The FITS file archive disk was changed to /cdsfits20.
DAY PLAN: Science Operations.
COMMENTS: 
==============================================================================
DATE:  09-May-1998
DOY: 129
OPERATIONS ENGINEER(S): C. Haskell / E. Donaldson
SCIENTIST: R. Walsh
CDS INSTRUMENT: 
  A parity error was detected in the primary processor memory space.  Since
  the address was in a safe location, no reboot was necessary.
CDS GROUND SYSTEM: Nominal.
DAY PLAN: Science Operations.
COMMENTS: 
==============================================================================
DATE:  10-May-1998
DOY: 130
OPERATIONS ENGINEER(S): W. Hammond
SCIENTIST: R. Walsh
CDS INSTRUMENT: Nominal.
CDS GROUND SYSTEM: Nominal.
DAY PLAN: Science Operations.
COMMENTS: 
==============================================================================
DATE:  11-May-1998
DOY: 131
OPERATIONS ENGINEER(S): R. Yurow / C. Haskell
SCIENTIST: R. Walsh
CDS INSTRUMENT:
  A parity error was detected in the primary processor memory space.  Since
  the address was in a safe location, no reboot was necessary.
CDS GROUND SYSTEM: Nominal.
DAY PLAN: Science Operations.
COMMENTS: 
==============================================================================
DATE:  12-May-1998
DOY: 132
OPERATIONS ENGINEER(S): C. Haskell / R. Yurow
SCIENTIST: R. Walsh
CDS INSTRUMENT: Nominal.
CDS GROUND SYSTEM: Nominal.
DAY PLAN: Science Operations.
COMMENTS: 
==============================================================================
DATE:  14-May-1998
DOY: 134
OPERATIONS ENGINEER(S): C. Haskell / R. Yurow
SCIENTIST: R. Walsh
CDS INSTRUMENT: Nominal.
CDS GROUND SYSTEM: 
  The following studies were imported to the EOF:
	pflare_1_7.def
	pflare_2_2.def
	synop_f_7.def
DAY PLAN: Science Operations.
COMMENTS: 
==============================================================================
DATE:  15-May-1998
DOY: 135
OPERATIONS ENGINEER(S): C. Haskell / R. Yurow
SCIENTIST: R. Walsh
CDS INSTRUMENT:
  CDS locked up and produced a toggle bit error during the telemetry submode
  transition at 20:00 UT.  LOBT was sent at 20:31 UT and the instrument
  recovery was completed at 21:02 UT.  A lubrication study was performed 
  after the recovery.
  A second anomally occured at 22:45 UT when CDS again began rejecting 
  commands.  LOBT was sent at 23:15 UT and recovery procedures were completed
  at 00:52 DOY 136.  Science plan to resume at 16:10 DOY 136.
CDS GROUND SYSTEM: Nominal.  
DAY PLAN: Lubrication Study, Science Operations.
COMMENTS:
==============================================================================
DATE:  16-May-1998
DOY: 136
OPERATIONS ENGINEER(S): E. Donaldson/W. Hammond
SCIENTIST: W. Thompson
CDS INSTRUMENT: Nominal.
CDS GROUND SYSTEM: Nominal.
DAY PLAN: Science Operations.
COMMENTS: 
==============================================================================
DATE:  17-May-1998
DOY: 137
OPERATIONS ENGINEER(S): E. Donaldson/W. Hammond
SCIENTIST: W. Thompson
CDS INSTRUMENT: Nominal.
CDS GROUND SYSTEM: Nominal.
DAY PLAN: Science Operations.
COMMENTS:
==============================================================================
DATE:  18-May-1998
DOY: 138
OPERATIONS ENGINEER(S): R. Yurow/C. Haskell
SCIENTIST: W. Thompson
CDS INSTRUMENT: Discovered that the optical bench temperature mnemonic
 BTM12 was 1 degree higher than all other optical bench temperature 
 mnemonics.  It is believed that during the reboot on the 15th, the
 high temperature value may have been improperly read by the processor
 onboard and set the value at 24 degrees, instead of the nominal 23
 degrees.  The commands were resent, and the temperature did lower to
 23 degrees.
CDS GROUND SYSTEM: Nominal.
DAY PLAN: Science Operations.
COMMENTS:
==============================================================================
DATE:  19-May-1998
DOY: 139
OPERATIONS ENGINEER(S): C. Haskell / R. Yurow
SCIENTIST: W. Thompson
CDS INSTRUMENT: 
  A parity error was detected in the secondary (science) processor memory
  space.  The parity error was cleared during normal operations so no reboot
  is necessary.
CDS GROUND SYSTEM: 
  The following study was imported to the EOF:
	ec_seek_41.def
DAY PLAN: Science Operations.
COMMENTS: 
==============================================================================
DATE:  20-May-1998
DOY: 140
OPERATIONS ENGINEER(S): C. Haskell / R. Yurow
SCIENTIST: W. Thompson
CDS INSTRUMENT: Nominal.
CDS GROUND SYSTEM: Nominal.
DAY PLAN: Science Operations.
COMMENTS: 
==============================================================================
DATE:  21-May-1998
DOY: 141
OPERATIONS ENGINEER(S): C. Haskell / R. Yurow
SCIENTIST: W. Thompson
CDS INSTRUMENT: 
  One run of the flat field calibration study FFCAL was completed 
  at 21:47 UT.
CDS GROUND SYSTEM: Nominal.
DAY PLAN: Flat Field Calibration, Science Operations.
COMMENTS: 
==============================================================================
DATE:  22-May-1998
DOY: 142
OPERATIONS ENGINEER(S): C. Haskell / R. Yurow
SCIENTIST: W. Thompson
CDS INSTRUMENT: Nominal.
CDS GROUND SYSTEM: 
  The following studies were imported to the EOF:
     ssar_42.def
     mpenn_1_3.def
     bp_seek_4.def
DAY PLAN: Science Operations.
COMMENTS: 
==============================================================================
DATE:  23-May-1998
DOY: 143
OPERATIONS ENGINEER(S): E. Donaldson
SCIENTIST: E. Breeveld
CDS INSTRUMENT: Nominal.
CDS GROUND SYSTEM: Nominal.
DAY PLAN: Science Operations.
COMMENTS: 
==============================================================================
DATE:  24-May-1998
DOY: 144
OPERATIONS ENGINEER(S): E. Donaldson
SCIENTIST: E. Breeveld
CDS INSTRUMENT: Nominal.
CDS GROUND SYSTEM: Nominal.
DAY PLAN: Science Operations.
COMMENTS: 
==============================================================================
DATE:  25-May-1998
DOY: 145
OPERATIONS ENGINEER(S): R. Yurow
SCIENTIST: E. Breeveld
CDS INSTRUMENT: Nominal.
CDS GROUND SYSTEM: Nominal.
DAY PLAN: Science Operations.
COMMENTS: 
==============================================================================
DATE:  26-May-1998
DOY: 146
OPERATIONS ENGINEER(S): R. Yurow
SCIENTIST: E. Breeveld
CDS INSTRUMENT: Nominal.
CDS GROUND SYSTEM: Nominal.
DAY PLAN: Science Operations.
COMMENTS: 
==============================================================================
DATE:  27-May-1998
DOY: 147
OPERATIONS ENGINEER(S): R. Yurow
SCIENTIST: E. Breeveld
CDS INSTRUMENT: Nominal.
CDS GROUND SYSTEM: Nominal.
DAY PLAN: Science Operations.
COMMENTS: 
==============================================================================
DATE:  28-May-1998
DOY: 148
OPERATIONS ENGINEER(S): R. Yurow
SCIENTIST: E. Breeveld
CDS INSTRUMENT:
  A parity error was detected in the primary processor memory space.  Since
  the parity error is in a safe location, no reboot is necessary.
CDS GROUND SYSTEM: Nominal.
DAY PLAN: Science Operations.
COMMENTS: 
==============================================================================
DATE:  29-May-1998
DOY: 149
OPERATIONS ENGINEER(S): R. Yurow
SCIENTIST: E. Breeveld
CDS INSTRUMENT: Nominal.
CDS GROUND SYSTEM: 
  The following studies were imported to the EOF:
	bp_seek_5.def
	f_nis1_40.def
	f_nis2_41.def
	plume100_7.def
	plume33w_8.def
DAY PLAN: Science Operations.
COMMENTS: 
==============================================================================
DATE:  30-May-1998
DOY: 150
OPERATIONS ENGINEER(S): W. Hammond
SCIENTIST: E. Breeveld
CDS INSTRUMENT: 
  A parity errror was detected in the primary processor memory space.  Since
  the parity error was in a safe location, no reboot was necessary.
CDS GROUND SYSTEM: Nominal.
DAY PLAN: Science Operations.
COMMENTS: 
==============================================================================
DATE:  31-May-1998
DOY: 151
OPERATIONS ENGINEER(S): E. Donaldson
SCIENTIST: E. Breeveld
CDS INSTRUMENT: Nominal.
CDS GROUND SYSTEM: Nominal.
DAY PLAN: Science Operations.
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 09:00.