Flat /raid/aavsonet/bsm_s/171113/FlatB.fits Flat /raid/aavsonet/bsm_s/171113/FlatGR.fits Flat /raid/aavsonet/bsm_s/171113/FlatGr.fits Flat /raid/aavsonet/bsm_s/171113/FlatGRH.fits Flat /raid/aavsonet/bsm_s/171113/FlatI.fits Flat /raid/aavsonet/bsm_s/171113/FlatR.fits Flat /raid/aavsonet/bsm_s/171113/FlatV.fits