Flat /raid/aavsonet/bsm_s/170118/FlatB.fits Flat /raid/aavsonet/bsm_s/170118/FlatGR.fits Flat /raid/aavsonet/bsm_s/170118/FlatGr.fits Flat /raid/aavsonet/bsm_s/170118/FlatGRH.fits Flat /raid/aavsonet/bsm_s/170118/FlatI.fits Flat /raid/aavsonet/bsm_s/170118/FlatR.fits Flat /raid/aavsonet/bsm_s/170118/FlatV.fits