Flat /raid/aavsonet/bsm_nh2/200422/FlatB.fits Flat /raid/aavsonet/bsm_nh2/200422/FlatI.fits Flat /raid/aavsonet/bsm_nh2/200422/FlatSG.fits Flat /raid/aavsonet/bsm_nh2/200422/FlatSI.fits Flat /raid/aavsonet/bsm_nh2/200422/FlatSR.fits Flat /raid/aavsonet/bsm_nh2/200422/FlatSU.fits Flat /raid/aavsonet/bsm_nh2/200422/FlatV.fits Flat /raid/aavsonet/bsm_nh2/200422/FlatZS.fits