Flat /raid/aavsonet/bsm_s/170414/FlatB.fits Flat /raid/aavsonet/bsm_s/170414/FlatGR.fits Flat /raid/aavsonet/bsm_s/170414/FlatGr.fits Flat /raid/aavsonet/bsm_s/170414/FlatGRH.fits Flat /raid/aavsonet/bsm_s/170414/FlatI.fits Flat /raid/aavsonet/bsm_s/170414/FlatR.fits Flat /raid/aavsonet/bsm_s/170414/FlatV.fits