Flat /raid/aavsonet/bsm_nm/200501/FlatB.fits Flat /raid/aavsonet/bsm_nm/200501/FlatI.fits Flat /raid/aavsonet/bsm_nm/200501/FlatR.fits Flat /raid/aavsonet/bsm_nm/200501/FlatSG.fits Flat /raid/aavsonet/bsm_nm/200501/FlatSI.fits Flat /raid/aavsonet/bsm_nm/200501/FlatSR.fits Flat /raid/aavsonet/bsm_nm/200501/FlatV.fits