Flat /raid/aavsonet/bsm_s/170927/FlatB.fits Flat /raid/aavsonet/bsm_s/170927/FlatGR.fits Flat /raid/aavsonet/bsm_s/170927/FlatGr.fits Flat /raid/aavsonet/bsm_s/170927/FlatGRH.fits Flat /raid/aavsonet/bsm_s/170927/FlatI.fits Flat /raid/aavsonet/bsm_s/170927/FlatR.fits Flat /raid/aavsonet/bsm_s/170927/FlatV.fits