Summary Page for SPECTRAL VARIABILITY IN A SUPERGIANT X-RAY BINARY
SPECTRAL VARIABILITY IN A SUPERGIANT X-RAY BINARY

Target: 4U 1700-37

Chandra
X-ray
Center

PI: Bram Boroson 
Seq Num: 400024
Obs ID: 657
Instrument: ACIS
Grating: HETG




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Level 1 Parameters
Level 2 Parameters

Level 1 Parameters
Parameter Value Description
ASCDSVER 7.6.11 ASCDS version number
DATE 2007-07-27T21:01:58 Date and time of file creation
DATE-OBS 2000-08-22T11:35:29 Observation start date
DATE-END 2000-08-23T00:10:32 Observation end date
RA_PNT 255.98349569294 Pointing RA
DEC_PNT -37.848390306678 Pointing Dec
ROLL_PNT 269.52256048523 Pointing Roll
RA_TARG 255.9858 Observer's specified target RA
DEC_TARG -37.84414 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 7.6.11 ASCDS version number
DATE 2007-07-27T21:34:53 Date and time of file creation
DATE-OBS 2000-08-22T11:35:29 Observation start date
DATE-END 2000-08-23T00:10:32 Observation end date
INSTRUME ACIS Instrument
DETNAM ACIS-456789 Detector
GRATING HETG Grating
OBJECT 4U 1700-37 Source name
TITLE SPECTRAL VARIABILITY IN A SUPERGIANT X-RAY BINARY Proposal title
OBSERVER Bram Boroson Principal investigator
OBS_ID 657 Observation id
SEQ_NUM 400024 Sequence number
RA_NOM 255.98349569294 Nominal RA
DEC_NOM -37.848390306678 Nominal Dec
ROLL_NOM 269.52256048523 Nominal Roll