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ACAM example FITS header - sorted alphabetically within groups

Blank lines have been inserted to separate the different groups of headers: General, ACAM, A&G box, Telescope, Detector and World coordinates. The headers have then been sorted alphabetically within each group.

r1531800[1][537,1251][ushort]: el 90
No bad pixels, min=0., max=0. (old)
Line storage mode, physdim [537,1251], length of user area 6723 s.u.
Created Mon 04:25:09 20-Dec-2010, Last modified Mon 04:25:09 20-Dec-2010
Pixel file "r1531800.fit" [ok]

General
-------
IMAGETYP= 'arc               ' / Type of observation, e.g. object
INSTRUME= 'ACAM              ' / Name of instrument configuration
IRAFNAME= 'r1531800          ' / IRAF should use this name
OBSERVAT= 'LAPALMA           ' / Name of observatory (IRAF style)
OBSERVER= 'Benn              ' / Name of principal investigator
OBSTYPE = 'ARC               ' / Type of observation, e.g. TARGET
PROPOSAL= 'S/D               ' / Code for grant of observing time
RUN     =              1531800 / Run number
RUNSET  = '1:1:1531800       ' / i:n:r => Run i of n runs starting at #r
SYSVER  = 'S15-249           ' / Version of observing system

ACAM
----
ACAMDISP= 'V400              ' / Name of disperser deployed in wheel 2
ACAMFILT= 'CLEAR+V400        ' / Filters in wh1/wh2
ACAMFOFF=            -0.050000 / Telescope offset applied
ACAMFSLI= 'CLEAR             ' / Name of filter deployed in slit mechanism
ACAMMASK= '1.0               ' / Mask deployed in slit mechanism
ACAMMODE= 'SPECTROSCOPY      ' / ACAM mode : imaging or spectroscopy
ACAMSLI = '1.0               ' / CLR,PIN,Slit width(if MASK deployed) or 4 chars
ACAMSLIT= 'SLIT              ' / Element deployed in slit mechanism
ACAMTFOC= 'Enabled           ' / Telescope autofocus enabled
ACAMWH1 = 'CLEAR             ' / Name of filter deployed in wheel 1
ACAMWH2 = 'V400              ' / Name of filter deployed in wheel 2

A&G box
-------
CAGAFILT= 'AG-CLEAR          ' / Cass. A&G box autoguider filter
CAGAFOCU=                 2502 / Cass. autoguider focus (microns)
CAGARADI=                20001 / Cass. autoguider radial pos. (microns)
CAGATHET=                50000 / Cass. autoguider theta pos. (mdeg)
CAGAXFLT= 'Unknown           ' / Cass A&G box auxiliary filter
CAGCFILC= 'CF-CLEAR1         ' / Cass. A&G box comparison colour filter
CAGCFILN= 'CF-CLEAR2         ' / Cass. A&G box comparison ND filter
CAGLAMPS= 'CuNe+CuAr         ' / Cass. A&G box comparison lamps
CAGMFILC= 'MF-POL-PAR        ' / Cass. A&G box main colour filter
CAGMFILN= 'Out               ' / Cass. A&G box main ND filter
CAGMIRRO= 'SMALLFEED         ' / Cass. A&G box mirror configuration
CAGTVFIL= 'Unknown           ' / Cass. A&G box TV filter
CAGTVFOC=                 9001 / Cass. A&G box TV focus (microns)
CAGTVSCA= 'SLIT              ' / Cass. A&G box TV scale

Telescope
---------
ACTELFOC=             0.099474 / Telescope focus encoder (metres)
AIRMASS =             1.000012 / Effective mean airmass
AMEND   =             1.000012 / Airmass at end of observation
AMSTART =             1.000012 / Airmass at start of observation
AUTOMODE= 'UNLOCKED     '      / State of guide loop at start of observation
AUTOX   =                 0.00 / a/g reference position x-coord (pixel)
AUTOY   =                 0.00 / a/g reference position y-coord (pixel)
AZEND   =           298.644448 / Azimuth at end of observation (degrees)
AZSTART =           298.644448 / Azimuth at start of observation (degrees)
CAT-DEC = '+39:55:13.00'       / Target Declination
CAT-EPOC=              2000.00 / Target epoch of proper motions
CAT-EQUI= 'J2000.00'           / Equinox of target coordinates
CAT-NAME= 'HDS930              ' / Target input-catalogue name
CAT-RA  = '  6:42:37.000'      / Target Right Ascension
DAZEND  =           299.278590 / Dome azimuth at end of observation
DAZSTART=           299.278590 / Dome azimuth at start of observation
DEC     = '+00:00:00.00'       / DEC being tracked (            0.000000 degrees
DECOFF  =         0.0000000000 / Dec positional offset (arcsec, tangent plane)
DECTRACK=             0.000000 / Differential-tracking rate Dec (arcsec/sec)
EQUINOX =              2000.00 / Equinox of coordinates
FOCUSALT=             0.050260 / Focus elevation correction (mm)
FOCUSFLT=             0.000000 / Focus correction for filter (mm)
FOCUSTMP=             0.169263 / Focus temperature correction (mm)
FSTATION= 'CASSEGRAIN'         / Focal station of observation
HEIGHT  =                 2344 / [m] Height above sea level.
JD      =      2455550.6840237 / Julian Date at start of observation
LATITUDE=            28.760491 / Telescope latitude  (degrees), +28:45:37.8
LONGITUD=           -17.881608 / Telescope longitude (degrees), -17:52:53.8
MJD-OBS =        55550.1840237 / Modified Julian Date at start of observation
MNTPAEND=            89.675773 / Mount position angle at end (degrees)
MNTPASTA=            89.602923 / Mount position angle at start (degrees)
PARALLAX=             0.000000 / Target Parallax (arcsec)
PARANEND=            99.162940 / Parallactic angle at end of observation
PARANSTA=            99.166444 / Parallactic angle at start of observation
PLATESCA=             1.238735 / [d/m] Platescale (  4.46arcsec/mm)
PM-DEC  =             0.000000 / Target proper-motion (sec arc/year)
PM-RA   =             0.000000 / Target proper-motion RA (sec time/year)
RA      = '  0:00:00.000'      / RA being tracked  (            0.000000 degrees
RADECSYS= 'FK5     '           / mean place new (after the 1976 IAU) system
RADVEL  =             0.000000 / Target radial velocity (km/s)
RAOFF   =         0.0000000000 / RA positional offset (arcsec, tangent plane)
RATRACK =             0.000000 / Differential-tracking rate RA (arcsec/sec)
ROTSKYPA=           107.222161 / Sky position angle (degrees)
ROTTRACK=                    F / Rotator tracking sky?
SLATEL  = 'LPO4.2  '           / Telescope name known to SLALIB
ST      = '  9:08:05.4'        / Local sidereal time at start of observation
STSTART = '  9:08:05.4'        / Local sidereal time at start of observation
TELESCOP= 'WHT     '           / 4.2m William Herschel Telescope
TELFOCUS=             0.099254 / Telescope focus (metres)
TELSTAT = 'MOVING  '           / Telescope status at end of observation
TEMPTUBE=             6.577782 / Truss Temperature (degrees Celsius)
UTOBS   = '  4:24:59.6'        / UT at approx start of observation (from TCS)
VIGNETTE=                    F / Beam vignetted by dome/shutter/mirror cover?
XAPNOM  =         0.0000000000 / nominal aperture in x (0.00 arcsec)
XAPOFF  =         0.0000000000 / total aperture offset in x (0.00 arcsec)
YAPNOM  =         0.0000000000 / nominal aperture in y (0.00 arcsec)
YAPOFF  =         0.0000000000 / total aperture offset in y (0.00 arcsec)
ZDEND   =            -0.276755 / Zenith distance at start of observation (degs)
ZDSTART =            -0.276762 / Zenith distance at start of observation (degs)

Detector
--------
AMPNAME = 'LH                ' / Name of output amplifier.
BSCALE  =           1.00000000 / Pixel-data are not scaled.
BZERO   =       32768.00000000 / Pixel-data have 32K offset.
CCDCHIP = 'AUXCAM            ' / Name of detector chip.
CCDNAME = 'AUXCAM            ' / Name of detector chip.
CCDSPEED= 'FAST              ' / Readout speed
CCDSUM  = '4 2               ' / Binning factors (IRAF style)
CCDTEMP =         165.62300000 / [K] Cryostat temperature
CCDTEMP1=           0.00000000 / [K] Monitor pt 1 temperature
CCDTEMP2=           0.00000000 / [K] Monitor pt 2 temperature
CCDTYPE = 'EEV4482           ' / Type of detector chip.
CCDXBIN =                    4 / Binning factor in x axis
CCDXPIXE=           0.00001500 / [m] Size of pixels in x.
CCDYBIN =                    2 / Binning factor in y axis
CCDYPIXE=           0.00001500 / [m] Size of pixels in y.
CHIPNAME= 'AUXCAM            ' / Name of detector chip.
COAVERAG=                    1 / Number of cycles coaveraged
DARKTIME=           1.09524123 / [s] Integration time
DASCHAN =                    1 / Number of readout channel
DATE-OBS= '2010-12-20        ' / Date at start of integration
DETECTOR= 'AUXCAM            ' / Formal name of camera
DISPAXIS=                    2 / Dispersion_axis
ELAPSED =           1.09524123 / [s] Integration time
EXPOSED =           1.01000000 / [s] Exposure time
EXPTIME =           1.01000000 / [s] Exposure time
EXTNAME = 'extension1        ' / Extension name
EXTVER  =                    1 / Extension version number
GAIN    =           2.30000000 / Nominal Photo-electrons per ADU.
GCOUNT  =                    1 / Number of groups
IMAGEID =                    1 / Image identification
INHERIT =                    T / Extension inherits primary HDU.
MAXBIAS =       65535.00000000 / Maximum expected bias level
NUMREADS=                    1 / Number of reads
NWINDOWS=                    1 / Number of readout windows
PCOUNT  =                    0 / Number of pixels following data
READMODE= 'simple            ' / Readout mode
READNOIS=           5.00000000 / Nominal Readout noise in electrons.
REQTIME =           1.00000000 / [s] Requested length of observation
RTDATSEC= '[1:537,400:1650]                ' / Location in d-space for RTD.
SATURATE=       65535.00000000 / Highest value that is unsaturated
STORMODE= 'normal            ' / Store mode
UTSTART = '04:24:59.851      ' / UT at start of integration
WINNO   =                    1 / Number of readout window
WINSEC1 = '[1:2148,800:3300], enabled      ' / Readout window 1 (d-space)
WINSEC2 = '[0:0,0:0], disabled             ' / Readout window 2 (d-space)
WINSEC3 = '[0:0,0:0], disabled             ' / Readout window 3 (d-space)
WINSEC4 = '[0:0,0:0], disabled             ' / Readout window 4 (d-space)

World coordinates
-----------------
CD1_1   =           4.00000000 / Transformation matrix for primary WCS
CD1_2   =           0.00000000 / Transformation matrix for primary WCS
CD2_1   =           0.00000000 / Transformation matrix for primary WCS
CD2_2   =           2.00000000 / Transformation matrix for primary WCS
CRPIX1  =           1.00000000 / Reference pixel on 1st axis in primary WCS
CRPIX2  =           1.00000000 / Reference pixel on 2nd axis in primary WCS
CRVAL1  =           4.00000000 / Reference value on 1st axis in primary WCS
CRVAL2  =         800.00000000 / Reference value on 2nd axis in primary WCS
CUNIT1  = 'pixel             ' / Units of  1st axis in primary WCS
CUNIT2  = 'pixel             ' / Units of  2nd axis in primary WCS
PROJP1  =           1.00000000 / Projection coefficient for primary WCS
PROJP3  =           0.00000000 / Projection coefficient for primary WCS
PV1_1   =           1.00000000 / Projection coefficient for primary WCS
PV1_2   =           0.00000000 / Projection coefficient for primary WCS
PV2_1   =           1.00000000 / Projection coefficient for primary WCS
PV2_2   =           1.00000000 / Projection coefficient for primary WCS



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Last modified: 21 January 2011