Summary Page for PHASE RESOLVED HIGH ENERGY RESOLUTION SPECTROSCOPY OF THE BLACK HOLE X-RAY BAINARY CYGNUS X-1
PHASE RESOLVED HIGH ENERGY RESOLUTION SPECTROSCOPY OF THE BLACK HOLE X-RAY BAINARY CYGNUS X-1

Target: CYG X-1

Chandra
X-ray
Center

PI: Prof. Shuang Nan Zhang 
Seq Num: 400221
Obs ID: 2741
Instrument: ACIS
Grating: HETG




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Level 1 Parameters
Level 2 Parameters

Level 1 Parameters
Parameter Value Description
ASCDSVER 7.6.9 ASCDS version number
DATE 2006-09-26T16:14:48 Date and time of file creation
DATE-OBS 2002-01-28T05:34:31 Observation start date
DATE-END 2002-01-28T07:30:28 Observation end date
RA_PNT 299.60224098141 Pointing RA
DEC_PNT 35.202019215554 Pointing Dec
ROLL_PNT 12.940152018754 Pointing Roll
RA_TARG 299.590417 Observer's specified target RA
DEC_TARG 35.201611 Observer's specified target Dec
DATAMODE GRADED 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 2006-09-26T17:42:50 Date and time of file creation
DATE-OBS 2002-01-28T05:34:31 Observation start date
DATE-END 2002-01-28T07:30:28 Observation end date
INSTRUME ACIS Instrument
DETNAM ACIS-456789 Detector
GRATING HETG Grating
OBJECT CYG X-1 Source name
TITLE PHASE RESOLVED HIGH ENERGY RESOLUTION SPECTROSCOPY OF THE BLACK HOLE X-RAY BAINARY CYGNUS X-1 Proposal title
OBSERVER Prof. Shuang Nan Zhang Principal investigator
OBS_ID 2741 Observation id
SEQ_NUM 400221 Sequence number
RA_NOM 299.60224098141 Nominal RA
DEC_NOM 35.202019215554 Nominal Dec
ROLL_NOM 12.940152018754 Nominal Roll