FLATFILE= '/data/gcam/58156/gimg-0003.fits.gz'                                  
FLATFILE= '/data/gcam/58156/gimg-0195.fits.gz'                                  
FLATFILE= '/data/gcam/58156/gimg-0412.fits.gz'                                  
FLATFILE= '/data/gcam/58156/gimg-0507.fits.gz'                                  
FLATFILE= '/data/gcam/58156/gimg-0629.fits.gz'