Flat /raid/aavsonet/bsm_nh/171113/FlatB.fits Flat /raid/aavsonet/bsm_nh/171113/FlatDG.fits Flat /raid/aavsonet/bsm_nh/171113/FlatGRH.fits Flat /raid/aavsonet/bsm_nh/171113/FlatI.fits Flat /raid/aavsonet/bsm_nh/171113/FlatR.fits Flat /raid/aavsonet/bsm_nh/171113/FlatSU.fits Flat /raid/aavsonet/bsm_nh/171113/FlatV.fits