Flat /raid/aavsonet/oc61/200517/FlatB.fits Flat /raid/aavsonet/oc61/200517/FlatSG.fits Flat /raid/aavsonet/oc61/200517/FlatSI.fits Flat /raid/aavsonet/oc61/200517/FlatSR.fits Flat /raid/aavsonet/oc61/200517/FlatV.fits