Flat /raid/aavsonet/bsm_s/170701/FlatB.fits Flat /raid/aavsonet/bsm_s/170701/FlatGR.fits Flat /raid/aavsonet/bsm_s/170701/FlatGr.fits Flat /raid/aavsonet/bsm_s/170701/FlatGRH.fits Flat /raid/aavsonet/bsm_s/170701/FlatI.fits Flat /raid/aavsonet/bsm_s/170701/FlatR.fits Flat /raid/aavsonet/bsm_s/170701/FlatV.fits