Flat /raid/aavsonet/oc61/200501/FlatB.fits Flat /raid/aavsonet/oc61/200501/FlatSG.fits Flat /raid/aavsonet/oc61/200501/FlatSI.fits Flat /raid/aavsonet/oc61/200501/FlatSR.fits Flat /raid/aavsonet/oc61/200501/FlatV.fits