--- header unit 0: primary ---
SIMPLE = T / Standard FITS
BITPIX = -32 / Floating point (32 bit)
NAXIS = 4
NAXIS1 = 512
NAXIS2 = 512
NAXIS3 = 1
NAXIS4 = 1
BSCALE = 1.000000000000E+00 / PHYSICAL = PIXEL*BSCALE + BZERO
BZERO = 0.000000000000E+00
BTYPE = 'Intensity'
OBJECT = 'W33B'
BUNIT = 'JY/PIXEL' / Brightness (pixel) unit
EQUINOX = 2.000000000000E+03
RADESYS = 'FK5'
LONPOLE = 1.800000000000E+02
LATPOLE = -1.803103065490E+01
PC001001 = 1.000000000000E+00
PC002001 = 0.000000000000E+00
PC003001 = 0.000000000000E+00
PC004001 = 0.000000000000E+00
PC001002 = 0.000000000000E+00
PC002002 = 1.000000000000E+00
PC003002 = 0.000000000000E+00
PC004002 = 0.000000000000E+00
PC001003 = 0.000000000000E+00
PC002003 = 0.000000000000E+00
PC003003 = 1.000000000000E+00
PC004003 = 0.000000000000E+00
PC001004 = 0.000000000000E+00
PC002004 = 0.000000000000E+00
PC003004 = 0.000000000000E+00
PC004004 = 1.000000000000E+00
CTYPE1 = 'RA---SIN'
CRVAL1 = 2.734763717650E+02
CDELT1 = -1.111111111111E-04
CRPIX1 = 2.570000000000E+02
CUNIT1 = 'deg'
CTYPE2 = 'DEC--SIN'
CRVAL2 = -1.803103065490E+01
CDELT2 = 1.111111111111E-04
CRPIX2 = 2.570000000000E+02
CUNIT2 = 'deg'
CTYPE3 = 'STOKES'
CRVAL3 = 1.000000000000E+00
CDELT3 = 1.000000000000E+00
CRPIX3 = 1.000000000000E+00
CUNIT3 = ''
CTYPE4 = 'FREQ'
CRVAL4 = 2.319454349580E+11
CDELT4 = -8.125000000000E+05
CRPIX4 = 1.000000000000E+00
CUNIT4 = 'Hz'
PV2_1 = 0.000000000000E+00
PV2_2 = 0.000000000000E+00
RESTFRQ = 2.319805270000E+11 / Rest Frequency (Hz)
SPECSYS = 'LSRK' / Spectral reference frame
ALTRVAL = 4.535005443539E+04 / Alternate frequency reference value
ALTRPIX = 1.000000000000E+00 / Alternate frequency reference pixel
VELREF = 257 / 1 LSR, 2 HEL, 3 OBS, +256 Radio
COMMENT casacore non-standard usage: 4 LSD, 5 GEO, 6 SOU, 7 GAL
TELESCOP = 'SMA'
OBSERVER = 'kimmer'
DATE-OBS = '2011-05-14T10:31:51.004829'
TIMESYS = 'UTC'
OBSRA = 2.734763717650E+02
OBSDEC = -1.803103065490E+01
OBSGEO-X = -5.462448949404E+06
OBSGEO-Y = -2.491969916628E+06
OBSGEO-Z = 2.164446105421E+06
OBJECT = 'W33B'
TELESCOP = 'SMA'
INSTRUME = 'SMA'
DISTANCE = 0.000000000000E+00
INIMAGE = 'W33B.usb.if2.lin.ms.spw13.CH3OCH3_13-12.cln.image.nopbcor' / name inpu
SPECSEL = '52~57km_p_s' / spectral selection
CHANSEL = '5~9' / channel selection
COLLTYPE = 'sum' / collapse type
COLLERR = 'noerror' / collapse error
ORIGIN = 'CASA viewer / 2D recombination' / origin of the image
DATE = '2014-07-01T15:01:57.387000' / Date FITS file was written
ORIGIN = 'CASA viewer / 2D recombination'