Flat /raid/aavsonet/bsm_s/190221/FlatB.fits Flat /raid/aavsonet/bsm_s/190221/FlatGR.fits Flat /raid/aavsonet/bsm_s/190221/FlatGr.fits Flat /raid/aavsonet/bsm_s/190221/FlatGRH.fits Flat /raid/aavsonet/bsm_s/190221/FlatI.fits Flat /raid/aavsonet/bsm_s/190221/FlatR.fits Flat /raid/aavsonet/bsm_s/190221/FlatSG.fits Flat /raid/aavsonet/bsm_s/190221/FlatSI.fits Flat /raid/aavsonet/bsm_s/190221/FlatSR.fits Flat /raid/aavsonet/bsm_s/190221/FlatSU.fits Flat /raid/aavsonet/bsm_s/190221/FlatV.fits