The header of the FITS file is listed below,
followed by a sample of values (limited to 1000 lines).
#--- sp/HE0109-3518ns.fits
#ext xtension bpx (dim) x2880 extname
#-------------------------------------------------------------------------------
#000 main -32 (891) 11b [LINEAR=978.167/1868.17(1)Angstroms]
#-------------------------------------------------------------------------------
SIMPLE = T / FITS STANDARD
BITPIX = -32 / FITS BITS/PIXEL
NAXIS = 1 / NUMBER OF AXES
NAXIS1 = 891 /
OBJECT = 'HE0109-3518' /
ORIGIN = 'KPNO-IRAF' /
DATE = '2017-10-01T14:10:55'
IRAFNAME= 'HE0109-3518ns.0001.imh' / NAME OF IRAF IMAGE FILE
IRAF-MAX= 1.682092E-12 / DATA MAX
IRAF-MIN= 7.366015E-14 / DATA MIN
IRAF-BPX= 32 / DATA BITS/PIXEL
IRAFTYPE= 'REAL ' / PIXEL TYPE
MJD-OBS = 54751.16785439 / MJD start (2008-10-12T04:01:42.619)
DATE-OBS= '2008-10-12T04:01:42.619' / Date of observation
EXPTIME = 599.9773 / Total integration time
CRVAL1 = 978.167305256541 / value of ref pixel
CRPIX1 = 1. / Ref pixel in x-axis
CTYPE1 = 'LINEAR ' / Coordinate system of x-axis
TELESCOP= 'ESO-VLT-U2' / ESO Telescope Name
RA = 17.925430 / 01:11:42.1 RA (J2000) pointing
DEC = -35.05382 / -35:03:13.7 DEC (J2000) pointing
EQUINOX = 2000. / Standard FK5 (years)
RADECSYS= 'FK5 ' / Coordinate reference frame
LST = 2671.054 / 00:44:31.054 LST
UTC = 14503.000 / 04:01:43.000 UTC
INSTRUME= 'FORS1 ' / Instrument used
CD1_1 = 1. / Translation matrix element.
ORIGFILE= 'FORS1_LSS286.CHIP1.fits' / Original File Name
ARCFILE = 'FORS1.2008-10-12T04:01:42.619.fits' / Archive File Name
CHECKSUM= 'Y9lfa6icT6icY6ic' / HDU checksum updated 2009-09-25T14:09:39
UT = ' 4:01:43.00' / UT at start
ST = ' 0:44:31.05' / ST at start
AIRMASS = 1.022 / Averaged air mass
IMAGETYP= 'SKY ' / Observation type
GRISM = 'GRIS_600B' / Grism 1 name
HIERARCH ESO OBS TPLNO = 3 / Template number within OB
HIERARCH ESO OBS NAME = 'HE-0109-3518' / OB name
HIERARCH ESO OBS PROG ID = '082.B-0572(A)' / ESO program identification
HIERARCH ESO OBS ID = 328582 / Observation block ID
HIERARCH ESO OBS DID = 'ESO-VLT-DIC.OBS-1.11' / OBS Dictionary
HIERARCH ESO OBS OBSERVER = 'UNKNOWN ' / Observer Name
HIERARCH ESO OBS PI-COI NAME = 'UNKNOWN ' / PI-COI name
HIERARCH ESO OBS PI-COI ID = 1054 / ESO internal PI-COI ID
HIERARCH ESO OBS TARG NAME = 'HE-0109-3518' / OB target name
HIERARCH ESO OBS GRP = '0 ' / linked blocks
HIERARCH ESO OBS START = '2008-10-12T03:56:47' / OB start time
HIERARCH ESO OBS EXECTIME = 2685 / Expected execution time
HIERARCH ESO TPL ID = 'FORS1_lss_obs_off_fast' / Template signature ID
HIERARCH ESO TPL NAME = 'Long slit observation with offsets along slit.'
HIERARCH ESO TPL NEXP = 3 / Number of exposures within templat
HIERARCH ESO TPL EXPNO = 1 / Exposure number within template
HIERARCH ESO TPL START = '2008-10-12T04:01:21' / TPL start time
HIERARCH ESO DPR CATG = 'SCIENCE ' / Observation category
HIERARCH ESO DPR TYPE = 'SKY ' / Observation type
HIERARCH ESO DPR TECH = 'SPECTRUM' / Observation technique
HIERARCH ESO TEL DID = 'ESO-VLT-DIC.TCS' / Data dictionary for TEL
HIERARCH ESO TEL ID = 'v 2.16+ ' / TCS version number
HIERARCH ESO TEL DATE = 'not set ' / TCS installation date
HIERARCH ESO TEL ALT = 78.028 / Alt angle at start (deg)
HIERARCH ESO TEL AZ = 331.656 / Az angle at start (deg) S=0,W=90
HIERARCH ESO TEL GEOELEV = 2648. / Elevation above sea level (m)
HIERARCH ESO TEL GEOLAT = -24.6272 / Tel geo latitute (+=North) (deg)
HIERARCH ESO TEL GEOLON = -70.4048 / Tel geo longitude (+=East) (deg)
HIERARCH ESO TEL OPER = 'I, Condor' / Telescope Operator
HIERARCH ESO TEL FOCU ID = 'CA ' / Telescope focus station ID
HIERARCH ESO TEL FOCU LEN = 108.557 / Focal length (m)
HIERARCH ESO TEL FOCU SCALE = 1.894 / Focal scale (arcsec/mm)
HIERARCH ESO TEL FOCU VALUE = 0.795 / M2 setting (mm)
HIERARCH ESO TEL PARANG START= -31.791 / Parallactic angle at start (deg)
HIERARCH ESO TEL AIRM START = 1.022 / Airmass at start
HIERARCH ESO TEL AMBI FWHM START= -1.00 / Observatory Seeing queried from AS
HIERARCH ESO TEL AMBI PRES START= 744.27 / Observatory ambient air pressure q
HIERARCH ESO TEL AMBI WINDSP = 6.80 / Observatory ambient wind speed que
HIERARCH ESO TEL AMBI WINDDIR= 10. / Observatory ambient wind directio
HIERARCH ESO TEL AMBI RHUM = 4. / Observatory ambient relative humi
HIERARCH ESO TEL AMBI TEMP = 12.43 / Observatory ambient temperature qu
HIERARCH ESO TEL MOON RA = 344.463063 / 22:57:51.1 RA (J2000) (deg)
HIERARCH ESO TEL MOON DEC = -3.54326 / -03:32:35.7 DEC (J2000) (deg)
HIERARCH ESO TEL TH M1 TEMP = 11.45 / M1 superficial temperature
HIERARCH ESO TEL TRAK STATUS = 'NORMAL ' / Tracking status
HIERARCH ESO TEL DOME STATUS = 'FULLY-OPEN' / Dome status
HIERARCH ESO TEL CHOP ST = F / True when chopping is active
HIERARCH ESO TEL TARG ALPHA = 11143.500 / Alpha coordinate for the target
HIERARCH ESO TEL TARG DELTA = -350301.000 / Delta coordinate for the target
HIERARCH ESO TEL TARG EPOCH = 2000.000 / Epoch
HIERARCH ESO TEL TARG EPOCHSYSTEM= 'J ' / Epoch system (default J=Julian)
HIERARCH ESO TEL TARG EQUINOX= 2000.000 / Equinox
HIERARCH ESO TEL TARG PMA = 0.000000 / Proper Motion Alpha
HIERARCH ESO TEL TARG PMD = 0.000000 / Proper motion Delta
HIERARCH ESO TEL TARG RADVEL = 0.000 / Radial velocity
HIERARCH ESO TEL TARG PARALLAX= 0.000 / Parallax
HIERARCH ESO TEL TARG COORDTYPE= 'M ' / Coordinate type (M=mean A=apparent
HIERARCH ESO TEL PARANG END = -21.290 / Parallactic angle at end (deg)
HIERARCH ESO TEL AIRM END = 1.019 / Airmass at end
HIERARCH ESO TEL AMBI FWHM END= 0.84 / Observatory Seeing queried from AS
HIERARCH ESO TEL IA FWHM = 0.67 / Delivered seeing corrected by airm
HIERARCH ESO TEL AMBI PRES END= 744.18 / Observatory ambient air pressure q
HIERARCH ESO TEL AMBI TAU0 = 0.002730 / Average coherence time
HIERARCH ESO ADA ABSROT START= -159.38810 / Abs rot angle at exp start (deg)
HIERARCH ESO ADA POSANG = 35.86826 / Position angle at start
HIERARCH ESO ADA GUID STATUS = 'ON ' / Status of autoguider
HIERARCH ESO ADA GUID RA = 17.961751 / 01:11:50.8 Guide star RA J2000
HIERARCH ESO ADA GUID DEC = -35.15264 / -35:09:09.5 Guide star DEC J2000
HIERARCH ESO ADA ABSROT PPOS = 'POS ' / sign of probe position
HIERARCH ESO ADA ABSROT END = -148.90428 / Abs rot angle at exp end (deg)
HIERARCH ESO INS PIXSCALE = 0.126 / pixel scale in arcsec/pixel
HIERARCH ESO INS MODE = 'LSS ' / Instrument mode used.
HIERARCH ESO INS SLIT NAME = 'lSlit1_0arcsec' / SLIT name
HIERARCH ESO INS SLIT POSANG = 35.868 / Slit posang (N=0 E=90)
HIERARCH ESO INS SLIT RA = 17.93170000 / RA of slit in deg
HIERARCH ESO INS SLIT DEC = -35.05011000 / DEC of slit in deg
HIERARCH ESO INS SLIT LEN = 451.79 / Slit length in arcsec
HIERARCH ESO INS SLIT WID = 1.01 / slit width in arcsec
HIERARCH ESO INS SLIT POS = -1.200000e+01 / slit position in mm
HIERARCH ESO INS SLIT WIDTH = 2.650000e-01 / slit width in mm
HIERARCH ESO INS COLL ID = '+1 ' / Collimator unique ID
HIERARCH ESO INS COLL NAME = 'COLL_SR ' / Collimator name
HIERARCH ESO INS GRIS1 POSANG= 35.868 / Grism posang (N=0 E=90)
HIERARCH ESO INS GRIS1 ID = '+12 ' / Grism unique ID
HIERARCH ESO INS GRIS1 NAME = 'GRIS_600B' / Grism name.
HIERARCH ESO INS GRIS1 DISP = 5.0 / Grism dispersion
HIERARCH ESO INS GRIS1 WLEN = 462.0 / Grism central wavelength
HIERARCH ESO INS FOCU POS = -0.08410000 / Focus position in cm
HIERARCH ESO INS FOCU TEMP = 12.9 / Focus temperature in C
HIERARCH ESO INS IMAGE DISTOR1= 7.771690e-06 / distortion coefficient
HIERARCH ESO INS IMAGE DISTOR2= 4.149640e-08 / distortion coefficient
HIERARCH ESO INS IMAGE DISTOR3= 7.264990e-10 / distortion coefficient
HIERARCH ESO INS OPTI2 NAME = 'lSlit1_0arcsec' / Name of long slit or polarimet
HIERARCH ESO INS OPTI3 NAME = 'COLL_SR ' / Name of collimator
HIERARCH ESO INS OPTI4 NAME = 'free ' / Name of retarder plate
HIERARCH ESO INS OPTI5 NAME = 'free ' / element name in wheel 1 (Wollaston
HIERARCH ESO INS OPTI6 NAME = 'GRIS_600B' / element name in wheel2 (grism)
HIERARCH ESO INS OPTI7 NAME = 'free ' / element name in wheel3 (parallel b
HIERARCH ESO INS OPTI8 NAME = 'CAMERA ' / camera name
HIERARCH ESO INS OPTI9 NAME = 'free ' / element name in wheel 4 (interfere
HIERARCH ESO INS OPTI10 NAME = 'free ' / Element name in wheel 5 (interf. 2
HIERARCH ESO INS OPTI2 ID = 'none ' / Id of long slit or polarimetric ma
HIERARCH ESO INS OPTI3 ID = '+1 ' / Identification of collimator
HIERARCH ESO INS OPTI4 ID = ' ' / Id of retarder plate
HIERARCH ESO INS OPTI5 ID = ' ' / element id in wheel 1 (Wollaston)
HIERARCH ESO INS OPTI6 ID = '+12 ' / element id in wheel2 (grism)
HIERARCH ESO INS OPTI7 ID = ' ' / element id in wheel3 (parallel bea
HIERARCH ESO INS OPTI8 ID = '+3 ' / camera id
HIERARCH ESO INS OPTI9 ID = ' ' / element id in wheel 4 (interferenc
HIERARCH ESO INS OPTI10 ID = ' ' / Element id in wheel 5 (interf. 2)
HIERARCH ESO INS OPTI2 TYPE = 'SLIT ' / Element type in the focal field.
HIERARCH ESO INS OPTI3 TYPE = 'COLL ' / Element type
HIERARCH ESO INS OPTI4 TYPE = ' ' / Element type
HIERARCH ESO INS OPTI5 TYPE = ' ' / Element type in wheel 1
HIERARCH ESO INS OPTI6 TYPE = 'GRIS ' / Element type in wheel 2
HIERARCH ESO INS OPTI7 TYPE = ' ' / Element type in wheel 3
HIERARCH ESO INS OPTI8 TYPE = 'CAMERA ' / Element type
HIERARCH ESO INS OPTI9 TYPE = ' ' / Element type in wheel 4
HIERARCH ESO INS OPTI10 TYPE = ' ' / Element type in wheel 5
HIERARCH ESO INS SHUT EXPTIME= 5.999773e+02 / Real exposure time in sec.
HIERARCH ESO DET CHIP1 INDEX = 1 / Chip index
HIERARCH ESO DET CHIP1 ID = 'Norma III' / Detector chip identification
HIERARCH ESO DET CHIP1 NAME = 'EEV, EEV' / Detector chip name
HIERARCH ESO DET CHIP1 DATE = '2007-01-30' / Date of installation [YYYY-MM-DD]
HIERARCH ESO DET CHIP1 X = 1 / X location in array
HIERARCH ESO DET CHIP1 Y = 2 / Y location in array
HIERARCH ESO DET CHIP1 NX = 4096 / # of pixels along X
HIERARCH ESO DET CHIP1 NY = 2048 / # of pixels along Y
HIERARCH ESO DET CHIP1 PSZX = 15.0 / Size of pixel in X
HIERARCH ESO DET CHIP1 PSZY = 15.0 / Size of pixel in Y
HIERARCH ESO DET CHIP1 XGAP = -10.500000 / Gap between chips along x
HIERARCH ESO DET CHIP1 YGAP = 1390.000000 / Gap between chips along y
HIERARCH ESO DET OUT1 INDEX = 2 / Output index
HIERARCH ESO DET OUT1 ID = 'R ' / Output ID as from manufacturer
HIERARCH ESO DET OUT1 NAME = 'R ' / Description of output
HIERARCH ESO DET OUT1 CHIP = 1 / index of chip it belongs to
HIERARCH ESO DET OUT1 X = 1 / X location of output
HIERARCH ESO DET OUT1 Y = 1024 / Y location of output
HIERARCH ESO DET OUT1 NX = 2048 / valid pixels along X
HIERARCH ESO DET OUT1 NY = 1024 / valid pixels along Y
HIERARCH ESO DET OUT1 PRSCX = 0 / Prescan region in X
HIERARCH ESO DET OUT1 OVSCX = 0 / Overscan region in X
HIERARCH ESO DET OUT1 PRSCY = 5 / Prescan region in Y
HIERARCH ESO DET OUT1 OVSCY = 5 / Overscan region in Y
HIERARCH ESO DET OUT1 CONAD = 0.53 / Conversion from ADUs to electrons
HIERARCH ESO DET OUT1 RON = 3.20 / Readout noise per output (e-)
HIERARCH ESO DET OUT1 GAIN = 1.89 / Conversion from electrons to ADU
HIERARCH ESO DET ID = 'CCD FIERA - Rev: 3.82.1.1' / Detector system Id
HIERARCH ESO DET NAME = 'ccdF - fors1' / Name of detector system
HIERARCH ESO DET DATE = '2006-12-12' / Installation date
HIERARCH ESO DET DID = 'ESO-VLT-DIC.CCDDCS,ESO-VLT-DIC.FCDDCS' / Diction
HIERARCH ESO DET BITS = 16 / Bits per pixel readout
HIERARCH ESO DET RA = -445589.27727324 / Apparent -~~:~~:~~.~ RA at sta
HIERARCH ESO DET DEC = -445589.27727324 / Apparent -~~:~~:~~.~ DEC at st
HIERARCH ESO DET CHIPS = 1 / # of chips in detector array
HIERARCH ESO DET OUTPUTS = 1 / # of outputs
HIERARCH ESO DET OUTREF = 0 / reference output
HIERARCH ESO DET WINDOWS = 1 / # of windows readout
HIERARCH ESO DET SOFW MODE = 'Normal ' / CCD sw operational mode
HIERARCH ESO DET EXP NO = 381 / Unique exposure ID number
HIERARCH ESO DET EXP TYPE = 'Normal ' / Exposure type
HIERARCH ESO DET EXP RDTTIME = 12.914 / image readout time
HIERARCH ESO DET EXP XFERTIM = 25.328 / image transfer time
HIERARCH ESO DET WIN1 ST = T / If T, window enabled
HIERARCH ESO DET WIN1 STRX = 1 / Lower left pixel in X
HIERARCH ESO DET WIN1 STRY = 1 / Lower left pixel in Y
HIERARCH ESO DET WIN1 NX = 2068 / # of pixels along X
HIERARCH ESO DET WIN1 NY = 2048 / # of pixels along Y
HIERARCH ESO DET WIN1 BINX = 2 / Binning factor along X
HIERARCH ESO DET WIN1 BINY = 2 / Binning factor along Y
HIERARCH ESO DET WIN1 NDIT = 1 / # of subintegrations
HIERARCH ESO DET WIN1 UIT1 = 600.000000 / user defined subintegration time
HIERARCH ESO DET WIN1 DIT1 = 600.000196 / actual subintegration time
HIERARCH ESO DET WIN1 DKTM = 600.1599 / Dark current time
HIERARCH ESO DET READ MODE = 'normal ' / Readout method
HIERARCH ESO DET READ SPEED = '100Kpix/s' / Readout speed
HIERARCH ESO DET READ CLOCK = '100Kps/2ports/high_gain' / Readout clock pattern
HIERARCH ESO DET READ NFRAM = 1 / Number of readouts buffered in sin
HIERARCH ESO DET FRAM ID = 1 / Image sequencial number
HIERARCH ESO DET FRAM TYPE = 'Normal ' / Type of frame
HIERARCH ESO DET SHUT TYPE = 'Iris ' / type of shutter
HIERARCH ESO DET SHUT ID = 'fors shutter' / Shutter unique identifier
HIERARCH ESO DET SHUT TMOPEN = 0.189 / Time taken to open shutter
HIERARCH ESO DET SHUT TMCLOS = 0.189 / Time taken to close shutter
HIERARCH ESO DET TELE INT = 60.0 / Interval between two successive te
HIERARCH ESO DET TELE NO = 4 / # of sources active
HIERARCH ESO DET TLM1 NAME = 'CCD T1 ' / Description of telemetry param.
HIERARCH ESO DET TLM1 ID = 'CCD Sensor1' / ID of telemetry sensor
HIERARCH ESO DET TLM1 START = 148.00 / Telemetry value at read start
HIERARCH ESO DET TLM1 END = 148.00 / Telemetry value at read completion
HIERARCH ESO DET TLM2 NAME = 'CCD T2 ' / Description of telemetry param.
HIERARCH ESO DET TLM2 ID = 'CCD Sensor2' / ID of telemetry sensor
HIERARCH ESO DET TLM2 START = 150.80 / Telemetry value at read start
HIERARCH ESO DET TLM2 END = 150.90 / Telemetry value at read completion
HIERARCH ESO DET TLM3 NAME = 'EBOX T ' / Description of telemetry param.
HIERARCH ESO DET TLM3 ID = 'Box Temp' / ID of telemetry sensor
HIERARCH ESO DET TLM3 START = 285.50 / Telemetry value at read start
HIERARCH ESO DET TLM3 END = 285.20 / Telemetry value at read completion
HIERARCH ESO DET TLM4 NAME = 'Vacuum ' / Description of telemetry param.
HIERARCH ESO DET TLM4 ID = 'Vacuum ' / ID of telemetry sensor
HIERARCH ESO DET TLM4 START = 0.00 / Telemetry value at read start
HIERARCH ESO DET TLM4 END = 0.00 / Telemetry value at read completion
HIERARCH ESO DET CHIP1 RGAP = 0.025000 / Gap rotation between chips 1 and 2
COMMENT FTU-1.47/2008-10-12T04:12:16/expFORS.ftt
COMMENT HOTF_version: HOTF-1.00
COMMENT FTU-2_5_1/2009-09-25T14:09:39/DbFucu_6950.ftt
HISTORY FTU-1.47/2008-10-12/CHANGE: DET.CHIPS, 1
HISTORY FTU-1.47/2008-10-12/CHANGE: DET.OUTPUTS, 1
HISTORY FTU-1.47/2008-10-12/COPY: DET.OUT1.NY->DET.OUT1.Y, 1024
HISTORY FTU-1.47/2008-10-12/REMOVE: CDELT1, 2.000000000
HISTORY FTU-1.47/2008-10-12/REMOVE: CDELT2, 2.000000000
HISTORY FTU-1.47/2008-10-12/REMOVE: PCOUNT, 0
HISTORY FTU-1.47/2008-10-12/REMOVE: GCOUNT, 1
DATASUM = '401697771' / data unit checksum updated 2009-09-25T14:09:39
WCSDIM = 1
LTM1_1 = 1.
WAT0_001= 'system=equispec'
WAT1_001= 'wtype=linear units=Angstroms'
IMCMB001= 'HE0109-3518a-ob.fits'
IMCMB002= 'HE0109-3518b-ob.fits'
IMCMB003= 'HE0109-3518c-ob.fits'
NCOMBINE= 3
APNUM1 = '1 1 104.21 112.21'
DC-FLAG = 0
DCLOG1 = 'REFSPEC1 = apArcoHE0109'
EX-FLAG = 0
CA-FLAG = 0
BUNIT = 'erg/cm2/s/A'
DOPCOR01= ' 2.4057 3. all'
CDELT1 = 1.
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BANDID1 = 'spectrum: background fit, weights none, clean no'
HISTORY 'NOAO-IRAF FITS Image Kernel July 2003' / FITS file originator
HISTORY '2013-12-15T16:04:05' / Time of last modification
HISTORY '2013-12-15T16:04:05' / Date this file was written
HISTORY New copy of HE0109-3518uni.imh
HISTORY New copy of HE0109-3518n.imh
END
END