Flat /raid/aavsonet/bsm_nm/200427/FlatB.fits Flat /raid/aavsonet/bsm_nm/200427/FlatI.fits Flat /raid/aavsonet/bsm_nm/200427/FlatR.fits Flat /raid/aavsonet/bsm_nm/200427/FlatSG.fits Flat /raid/aavsonet/bsm_nm/200427/FlatSI.fits Flat /raid/aavsonet/bsm_nm/200427/FlatSR.fits Flat /raid/aavsonet/bsm_nm/200427/FlatV.fits