Flat /raid/aavsonet/bsm_s/170917/FlatB.fits Flat /raid/aavsonet/bsm_s/170917/FlatGR.fits Flat /raid/aavsonet/bsm_s/170917/FlatGr.fits Flat /raid/aavsonet/bsm_s/170917/FlatGRH.fits Flat /raid/aavsonet/bsm_s/170917/FlatI.fits Flat /raid/aavsonet/bsm_s/170917/FlatR.fits Flat /raid/aavsonet/bsm_s/170917/FlatV.fits