Flat /raid/aavsonet/bsm_nh2/200520/FlatB.fits Flat /raid/aavsonet/bsm_nh2/200520/FlatI.fits Flat /raid/aavsonet/bsm_nh2/200520/FlatSG.fits Flat /raid/aavsonet/bsm_nh2/200520/FlatSI.fits Flat /raid/aavsonet/bsm_nh2/200520/FlatSR.fits Flat /raid/aavsonet/bsm_nh2/200520/FlatSU.fits Flat /raid/aavsonet/bsm_nh2/200520/FlatV.fits Flat /raid/aavsonet/bsm_nh2/200520/FlatZS.fits