--- header unit 0: primary ---
SIMPLE = T / conforms to FITS standard
BITPIX = -32 / array data type
NAXIS = 2 / number of array dimensions
NAXIS1 = 512
NAXIS2 = 512
DATE-OBS = '2023-03-01'
T-OBS = '05:34:58'
INSTRUME = 'SRH0306'
ORIGIN = 'ISTP'
FREQUENC = '5400'
CDELT1 = 4.9
CDELT2 = 4.9
CRPIX1 = 256
CRPIX2 = 256
CTYPE1 = 'HPLN-TAN'
CTYPE2 = 'HPLT-TAN'
CUNIT1 = 'arcsec'
CUNIT2 = 'arcsec'
PSF_ELLA = 6.6
PSF_ELLB = 24.7
PSF_ELLT = 0.5306650392904244