Flat /raid/aavsonet/bsm_s/170628/FlatB.fits Flat /raid/aavsonet/bsm_s/170628/FlatGR.fits Flat /raid/aavsonet/bsm_s/170628/FlatGr.fits Flat /raid/aavsonet/bsm_s/170628/FlatGRH.fits Flat /raid/aavsonet/bsm_s/170628/FlatI.fits Flat /raid/aavsonet/bsm_s/170628/FlatR.fits Flat /raid/aavsonet/bsm_s/170628/FlatV.fits