Flat /raid/aavsonet/bsm_s/170615/FlatB.fits Flat /raid/aavsonet/bsm_s/170615/FlatGR.fits Flat /raid/aavsonet/bsm_s/170615/FlatGr.fits Flat /raid/aavsonet/bsm_s/170615/FlatGRH.fits Flat /raid/aavsonet/bsm_s/170615/FlatI.fits Flat /raid/aavsonet/bsm_s/170615/FlatR.fits Flat /raid/aavsonet/bsm_s/170615/FlatV.fits