Flat /raid/aavsonet/bsm_s/170223/FlatB.fits Flat /raid/aavsonet/bsm_s/170223/FlatGR.fits Flat /raid/aavsonet/bsm_s/170223/FlatGr.fits Flat /raid/aavsonet/bsm_s/170223/FlatGRH.fits Flat /raid/aavsonet/bsm_s/170223/FlatI.fits Flat /raid/aavsonet/bsm_s/170223/FlatR.fits Flat /raid/aavsonet/bsm_s/170223/FlatV.fits