File: C:/Users/fred/anaconda3/Lib/site-packages/astropy/visualization/wcsaxes/tests/data/rosat_header
WCSAXES = 2 / Number of coordinate axes
CRPIX1 = 240.5 / Pixel coordinate of reference point
CRPIX2 = 120.5 / Pixel coordinate of reference point
CDELT1 = -0.675 / [deg] Coordinate increment at reference point
CDELT2 = 0.675 / [deg] Coordinate increment at reference point
CUNIT1 = 'deg' / Units of coordinate increment and value
CUNIT2 = 'deg' / Units of coordinate increment and value
CTYPE1 = 'GLON-AIT' / galactic longitude, Hammer-Aitoff projection
CTYPE2 = 'GLAT-AIT' / galactic latitude, Hammer-Aitoff projection
CRVAL1 = 0.0 / [deg] Coordinate value at reference point
CRVAL2 = 0.0 / [deg] Coordinate value at reference point
LONPOLE = 0.0 / [deg] Native longitude of celestial pole
LATPOLE = 90.0 / [deg] Native latitude of celestial pole