Flat /raid/aavsonet/bsm_s/171118/FlatB.fits Flat /raid/aavsonet/bsm_s/171118/FlatGR.fits Flat /raid/aavsonet/bsm_s/171118/FlatGr.fits Flat /raid/aavsonet/bsm_s/171118/FlatGRH.fits Flat /raid/aavsonet/bsm_s/171118/FlatI.fits Flat /raid/aavsonet/bsm_s/171118/FlatR.fits Flat /raid/aavsonet/bsm_s/171118/FlatV.fits