Flat /raid/aavsonet/bsm_nh2/200920/flatB_bin2.fits Flat /raid/aavsonet/bsm_nh2/200920/flatI_bin2.fits Flat /raid/aavsonet/bsm_nh2/200920/flatSR_bin2.fits Flat /raid/aavsonet/bsm_nh2/200920/flatSU_bin2.fits Flat /raid/aavsonet/bsm_nh2/200920/flatV_bin2.fits