Flat /raid/aavsonet/bsm_tx/200819/FlatB.fits Flat /raid/aavsonet/bsm_tx/200819/FlatC.fits Flat /raid/aavsonet/bsm_tx/200819/FlatI.fits Flat /raid/aavsonet/bsm_tx/200819/FlatR.fits Flat /raid/aavsonet/bsm_tx/200819/FlatV.fits