Summary Page for X-RAY WEAK BROAD-LINE QUASARS: ABSORPTION OR INTRINSIC X_RAY WEAKNESS ?
X-RAY WEAK BROAD-LINE QUASARS: ABSORPTION OR INTRINSIC X_RAY WEAKNESS ?

Target: HS 2251+2941

Chandra
X-ray
Center

PI: Dr Guido Risaliti 
Seq Num: 700521
Obs ID: 3082
Instrument: ACIS




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Level 1 Parameters
Level 2 Parameters

Level 1 Parameters
Parameter Value Description
ASCDSVER 7.6.9 ASCDS version number
DATE 2006-09-14T17:57:50 Date and time of file creation
DATE-OBS 2002-04-27T19:37:47 Observation start date
DATE-END 2002-04-27T22:03:22 Observation end date
RA_PNT 343.41368358293 Pointing RA
DEC_PNT 29.962620409638 Pointing Dec
ROLL_PNT 83.243891148259 Pointing Roll
RA_TARG 343.410417 Observer's specified target RA
DEC_TARG 29.953361 Observer's specified target Dec
DATAMODE FAINT Data mode
READMODE TIMED Read mode
FP_TEMP 153.4460144 Focal Plane Temperature [K]
FSW_VERS 30 ACIS flight software version number



Level 2 Parameters
Parameter Value Description
ASCDSVER 7.6.9 ASCDS version number
DATE 2006-09-14T18:31:44 Date and time of file creation
DATE-OBS 2002-04-27T19:37:47 Observation start date
DATE-END 2002-04-27T22:03:22 Observation end date
INSTRUME ACIS Instrument
DETNAM ACIS-235678 Detector
GRATING NONE Grating
OBJECT HS 2251+2941 Source name
TITLE X-RAY WEAK BROAD-LINE QUASARS: ABSORPTION OR INTRINSIC X_RAY WEAKNESS ? Proposal title
OBSERVER Dr Guido Risaliti Principal investigator
OBS_ID 3082 Observation id
SEQ_NUM 700521 Sequence number
RA_NOM 343.41368358293 Nominal RA
DEC_NOM 29.962620409638 Nominal Dec
ROLL_NOM 83.243891148259 Nominal Roll