Flat /raid/aavsonet/bsm_nm/170420/FlatB.fits Flat /raid/aavsonet/bsm_nm/170420/FlatC.fits Flat /raid/aavsonet/bsm_nm/170420/FlatGRH.fits Flat /raid/aavsonet/bsm_nm/170420/FlatI.fits Flat /raid/aavsonet/bsm_nm/170420/FlatR.fits Flat /raid/aavsonet/bsm_nm/170420/FlatSG.fits Flat /raid/aavsonet/bsm_nm/170420/FlatSI.fits Flat /raid/aavsonet/bsm_nm/170420/FlatSR.fits Flat /raid/aavsonet/bsm_nm/170420/FlatV.fits Flat /raid/aavsonet/bsm_nm/170420/FlatZS.fits