--- header unit 0: primary ---
SIMPLE = T / FIT STANDARD
BITPIX = 8 / FITS BITS/PIXEL
NAXIS = 0 / NUMBER OF AXES
EMPTY = T / Empty gang flag
COMMENT No data is in this fits file as a buffer to store
COMMENT it in was not available in real time
ORIGIN = 'SDSS'
TELESCOP = '2.5m'
TIMESYS = 'TAI'
DAVERS = 'v14_36' / Version of DA software