Flat /raid/aavsonet/bsm_nh/171222/FlatB.fits Flat /raid/aavsonet/bsm_nh/171222/FlatDG.fits Flat /raid/aavsonet/bsm_nh/171222/FlatGRH.fits Flat /raid/aavsonet/bsm_nh/171222/FlatI.fits Flat /raid/aavsonet/bsm_nh/171222/FlatR.fits Flat /raid/aavsonet/bsm_nh/171222/FlatSU.fits Flat /raid/aavsonet/bsm_nh/171222/FlatV.fits