Flat /raid/aavsonet/bsm_s/170813/FlatB.fits Flat /raid/aavsonet/bsm_s/170813/FlatGR.fits Flat /raid/aavsonet/bsm_s/170813/FlatGr.fits Flat /raid/aavsonet/bsm_s/170813/FlatGRH.fits Flat /raid/aavsonet/bsm_s/170813/FlatI.fits Flat /raid/aavsonet/bsm_s/170813/FlatR.fits Flat /raid/aavsonet/bsm_s/170813/FlatV.fits