Flat /raid/aavsonet/bsm_nm/200320/FlatB.fits Flat /raid/aavsonet/bsm_nm/200320/FlatI.fits Flat /raid/aavsonet/bsm_nm/200320/FlatR.fits Flat /raid/aavsonet/bsm_nm/200320/FlatSG.fits Flat /raid/aavsonet/bsm_nm/200320/FlatSI.fits Flat /raid/aavsonet/bsm_nm/200320/FlatV.fits