File: C:/Users/fred/anaconda3/Lib/site-packages/astropy/visualization/wcsaxes/tests/data/slice_header
WCSAXES = 2 / Number of coordinate axes
CRPIX1 = 1.0 / Pixel coordinate of reference point
CRPIX2 = 99.0 / Pixel coordinate of reference point
CDELT1 = 0.00416666666667 / [deg] Coordinate increment at reference point
CDELT2 = 1000.0 / [m s-1] Coordinate increment at reference point
CUNIT1 = 'deg' / Units of coordinate increment and value
CUNIT2 = 'm s-1' / Units of coordinate increment and value
CTYPE1 = 'OFFSET' / Coordinate type code
CTYPE2 = 'VRAD' / Radio velocity (linear)
CRVAL1 = 0.0 / [deg] Coordinate value at reference point
CRVAL2 = 50000.0 / [m s-1] Coordinate value at reference point
LONPOLE = 0.0 / [deg] Native longitude of celestial pole
LATPOLE = 90.0 / [deg] Native latitude of celestial pole
RESTFRQ = 4829659400.0 / [Hz] Line rest frequency
EQUINOX = 2000.0 / [yr] Equinox of equatorial coordinates
SPECSYS = 'LSRK' / Reference frame of spectral coordinates