--- header unit 0: primary ---
SIMPLE = T / conforms to FITS standard
BITPIX = -32 / array data type
NAXIS = 1 / number of array dimensions
NAXIS1 = 24000
EXTEND = T
CRVAL1 = 8.433812 / Wavelength of reference pixel
CDELT1 = 3E-05 / Wavelength grid step size
CRPIX1 = 1 / Reference pixel coordinates
WSTART = 8.433812 / Wavelength of reference pixel
WSTEP = 3E-05 / Wavelength grid step size
CUNIT1 = 'Angstrom'
CTYPE1 = 'AWAV-LOG' / Type of wavelength grid
PHXTEFF = 6800.0 / [K] effective temperature
PHXLOGG = 1.5 / [cm/s^2] log (surface gravity)
PHXM_H = 0.5 / [M/H] metallicity (rel. sol. - Asplund &a 2009)
PHXALPHA = 0.0 / [a/M] alpha element enhancement
DATE = '2018-06-04 21:46:18' / [local] finishing date of model calculation
INTERPOL = T / T if spectrum is result of interpolation