Flat /raid/aavsonet/bsm_nh/171121/FlatB.fits Flat /raid/aavsonet/bsm_nh/171121/FlatDG.fits Flat /raid/aavsonet/bsm_nh/171121/FlatGRH.fits Flat /raid/aavsonet/bsm_nh/171121/FlatI.fits Flat /raid/aavsonet/bsm_nh/171121/FlatR.fits Flat /raid/aavsonet/bsm_nh/171121/FlatSU.fits Flat /raid/aavsonet/bsm_nh/171121/FlatV.fits