--- header unit 0: primary ---
SIMPLE = T
BITPIX = 32
NAXIS = 4
NAXIS1 = 123542
NAXIS2 = 1
NAXIS3 = 1
NAXIS4 = 1
BLOCKED = T
BLANK = 2147483647 / Blanking value
BSCALE = 0.578997849665E-009
BZERO = 0.378966033459E+000
DATAMIN = -0.864422380924E+000
DATAMAX = 0.162235462666E+001
BUNIT = 'K'
CTYPE1 = 'FREQ'
CRVAL1 = 0.000000000000E+000 / Offset frequency
CDELT1 = 0.600000000000E+007 / Frequency resolution
CRPIX1 = 0.824754003906E+004
CTYPE2 = 'RA---GLS'
EQUINOX = 0.200000000000E+004
CRVAL2 = 0.296908333333E+003
CDELT2 = -0.130359312967E-003
CRPIX2 = 0.000000000000E+000
CTYPE3 = 'DEC--GLS'
CRVAL3 = 0.273133333333E+002
CDELT3 = -0.198519308571E-004
CRPIX3 = 0.000000000000E+000
CTYPE4 = 'STOKES'
CRVAL4 = 1.0000000000000
CDELT4 = 0.0000000000000
CRPIX4 = 0.0000000000000
TELESCOP = 'AP---0----0-'
OBJECT = 'CKVUL'
LINE = 'Unknown' / Line name
RESTFREQ = 0.218800000000E+012 / Rest frequency
VELO-LSR = 0.000000000000E+000 / Velocity of reference channel
DELTAV = -0.822099971771E+004 / Velocity spacing of channels
IMAGFREQ = 0.230798470052E+012 / Image frequency
TSYS = 0.850264892578E+003 / System temperature
OBSTIME = 0.337456468750E+006 / Integration time
SCAN-NUM = 0.100000000000E+001 / Scan number
TAU-ATM = 0.453495532274E-001 / Atmospheric opacity
GAINIMAG = 0.100000001490E+000 / Image sideband gain ratio
BEAMEFF = 0.100000000000E+001 / Beam efficiency
FORWEFF = 0.949999988079E+000 / Image sideband gain ratio
ORIGIN = 'CLASS-Grenoble'
DATE = '2017-08-07T00:00:00.000' / Date written
TIMESYS = 'UTC'
DATE-OBS = '2017-07-19T06:56:06.628' / Date observed
DATE-RED = '2017-08-04T00:00:00.000' / Date reduced
ELEVATIO = 0.357454740024E+002 / Telescope elevation
AZIMUTH = 0.000000000000E+000 / Telescope azimuth
UT = ' 06:56:06.628' / Universal time at start
LST = ' 17:33:06.442' / Sideral time at start