Flat /raid/aavsonet/oc61/200131/FlatB.fits Flat /raid/aavsonet/oc61/200131/FlatSG.fits Flat /raid/aavsonet/oc61/200131/FlatSI.fits Flat /raid/aavsonet/oc61/200131/FlatSR.fits Flat /raid/aavsonet/oc61/200131/FlatV.fits