Summary Page for Measuring the spatial variation in the depth and composition of the ACIS contaminant with PKS 2155-304.
Measuring the spatial variation in the depth and composition of the ACIS contaminant with PKS 2155-304.

Target: Mkn 421

Chandra
X-ray
Center

PI: Dr. CXC Calibration 
Seq Num: 790096
Obs ID: 5332
Instrument: ACIS
Grating: LETG




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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 2006-04-29T23:22:38 Date and time of file creation
DATE-OBS 2004-07-14T12:22:52 Observation start date
DATE-END 2004-07-15T07:28:21 Observation end date
RA_PNT 166.10882722981 Pointing RA
DEC_PNT 38.229561985308 Pointing Dec
ROLL_PNT 275.29352288012 Pointing Roll
RA_TARG 166.113333 Observer's specified target RA
DEC_TARG 38.208806 Observer's specified target Dec
DATAMODE FAINT Data mode
READMODE TIMED Read mode
FP_TEMP 153.4460144 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 2006-04-29T23:43:28 Date and time of file creation
DATE-OBS 2004-07-14T12:22:52 Observation start date
DATE-END 2004-07-15T07:28:21 Observation end date
INSTRUME ACIS Instrument
DETNAM ACIS-456789 Detector
GRATING LETG Grating
OBJECT Mkn 421 Source name
TITLE Measuring the spatial variation in the depth and composition of the ACIS contaminant with PKS 2155-304. Proposal title
OBSERVER Dr. CXC Calibration Principal investigator
OBS_ID 5332 Observation id
SEQ_NUM 790096 Sequence number
RA_NOM 166.10882722981 Nominal RA
DEC_NOM 38.229561985308 Nominal Dec
ROLL_NOM 275.29352288012 Nominal Roll