Summary Page for Following a black hole candidate soft X-ray transient returning to quiescence
Following a black hole candidate soft X-ray transient returning to quiescence

Target: V 4641 Sgr

Chandra
X-ray
Center

PI: Dr Peter Jonker 
Seq Num: 400328
Obs ID: 4451
Instrument: ACIS




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Level 1 Parameters
Level 2 Parameters

Level 1 Parameters
Parameter Value Description
ASCDSVER 7.6.7.2 ASCDS version number
DATE 2006-04-28T01:55:54 Date and time of file creation
DATE-OBS 2004-07-17T10:51:38 Observation start date
DATE-END 2004-07-17T14:08:52 Observation end date
RA_PNT 274.83944285099 Pointing RA
DEC_PNT -25.416338930072 Pointing Dec
ROLL_PNT 277.53814000785 Pointing Roll
RA_TARG 274.84 Observer's specified target RA
DEC_TARG -25.407167 Observer's specified target Dec
DATAMODE FAINT Data mode
READMODE TIMED Read mode
FP_TEMP 153.2848053 Focal Plane Temperature [K]
FSW_VERS 31 ACIS flight software version number



Level 2 Parameters
Parameter Value Description
ASCDSVER 7.6.7.2 ASCDS version number
DATE 2006-04-28T02:41:46 Date and time of file creation
DATE-OBS 2004-07-17T10:51:38 Observation start date
DATE-END 2004-07-17T14:08:52 Observation end date
INSTRUME ACIS Instrument
DETNAM ACIS-7 Detector
GRATING NONE Grating
OBJECT V 4641 Sgr Source name
TITLE Following a black hole candidate soft X-ray transient returning to quiescence Proposal title
OBSERVER Dr Peter Jonker Principal investigator
OBS_ID 4451 Observation id
SEQ_NUM 400328 Sequence number
RA_NOM 274.83944285099 Nominal RA
DEC_NOM -25.416338930072 Nominal Dec
ROLL_NOM 277.53814000785 Nominal Roll