FLATFILE= '/data/gcam/58301/gimg-0003.fits.gz'                                  
FLATFILE= '/data/gcam/58301/gimg-0080.fits.gz'                                  
FLATFILE= '/data/gcam/58301/gimg-0177.fits.gz'                                  
FLATFILE= '/data/gcam/58301/gimg-0309.fits.gz'                                  
FLATFILE= '/data/gcam/58301/gimg-0437.fits.gz'                                  
FLATFILE= '/data/gcam/58301/gimg-0578.fits.gz'