Flat /raid/aavsonet/bsm_s/170413/FlatB.fits Flat /raid/aavsonet/bsm_s/170413/FlatGR.fits Flat /raid/aavsonet/bsm_s/170413/FlatGr.fits Flat /raid/aavsonet/bsm_s/170413/FlatGRH.fits Flat /raid/aavsonet/bsm_s/170413/FlatI.fits Flat /raid/aavsonet/bsm_s/170413/FlatR.fits Flat /raid/aavsonet/bsm_s/170413/FlatV.fits