--- header unit 0: primary ---
SIMPLE = T
BITPIX = 16
NAXIS = 2
NAXIS1 = 512
NAXIS2 = 512
BLANK = -32768.0
BZERO = 7500.0
BSCALE = 0.25940733054597614
CPYRIGHT = 'See HiPS properties file'
COMMENT = 'HiPS FITS tile generated by Aladin/Hipsgen v10.117'
ORDER = 8
NPIX = 552871
CRPIX1 = 198144.5
CRPIX2 = 616448.5
CD1_1 = -4.2915344238281E-05
CD1_2 = -4.2915344238281E-05
CD2_1 = 4.2915344238281E-05
CD2_2 = -4.2915344238281E-05
CTYPE1 = 'RA---HPX'
CTYPE2 = 'DEC--HPX'
CRVAL1 = 0.
CRVAL2 = 0.
PV2_1 = 4
PV2_2 = 3