Flat /raid/aavsonet/bsm_s/170131/FlatB.fits Flat /raid/aavsonet/bsm_s/170131/FlatGR.fits Flat /raid/aavsonet/bsm_s/170131/FlatGr.fits Flat /raid/aavsonet/bsm_s/170131/FlatGRH.fits Flat /raid/aavsonet/bsm_s/170131/FlatI.fits Flat /raid/aavsonet/bsm_s/170131/FlatR.fits Flat /raid/aavsonet/bsm_s/170131/FlatV.fits