Flat /raid/aavsonet/bsm_tx/200814/FlatB.fits Flat /raid/aavsonet/bsm_tx/200814/FlatC.fits Flat /raid/aavsonet/bsm_tx/200814/FlatI.fits Flat /raid/aavsonet/bsm_tx/200814/FlatR.fits Flat /raid/aavsonet/bsm_tx/200814/FlatV.fits