Summary Page for THE QUASAR MR2251-178 AND ITS WARM ABSORBER
THE QUASAR MR2251-178 AND ITS WARM ABSORBER

Target: MR2251-178

Chandra
X-ray
Center

PI: Dr. Peter Predehl 
Seq Num: 700405
Obs ID: 2966
Instrument: HRC
Grating: LETG




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Level 1 Parameters
Level 2 Parameters

Level 1 Parameters
Parameter Value Description
ASCDSVER 7.6.9 ASCDS version number
DATE 2006-10-16T10:43:03 Date and time of file creation
DATE-OBS 2002-12-23T16:39:07 Observation start date
DATE-END 2002-12-24T14:57:40 Observation end date
RA_PNT 343.52560305039 Pointing RA
DEC_PNT -17.586379434112 Pointing Dec
ROLL_PNT 288.6545402221 Pointing Roll
RA_TARG 343.524167 Observer's specified target RA
DEC_TARG -17.581944 Observer's specified target Dec
DEGAP hrcsD1999-07-22gaplookupN0002.fits  



Level 2 Parameters
Parameter Value Description
ASCDSVER 7.6.9 ASCDS version number
DATE 2006-10-16T11:10:21 Date and time of file creation
DATE-OBS 2002-12-23T16:39:07 Observation start date
DATE-END 2002-12-24T14:57:40 Observation end date
INSTRUME HRC Instrument
DETNAM HRC-S Detector
GRATING LETG Grating
OBJECT MR2251-178 Source name
TITLE THE QUASAR MR2251-178 AND ITS WARM ABSORBER Proposal title
OBSERVER Dr. Peter Predehl Principal investigator
OBS_ID 2966 Observation id
SEQ_NUM 700405 Sequence number
RA_NOM 343.52560305039 Nominal RA
DEC_NOM -17.586379434112 Nominal Dec
ROLL_NOM 288.6545402221 Nominal Roll