--- header unit 0: primary ---
SIMPLE = T
BITPIX = 8
NAXIS = 2
NAXIS1 = 324
NAXIS2 = 340
DATE-OBS = '24/ 5/1999'
TIME-OBS = '17:35:33'
GROUP = 'NOAA 8553m'
TELESCOP = 'SOHO/MDI'
RES-ROW = 0.6608 / Resolution in rows (arcsec/pixel)
RES-COL = 0.6608 / Resolution in columns (arcsec/pixel)