Flat /raid/aavsonet/oc61/200520/FlatB.fits Flat /raid/aavsonet/oc61/200520/FlatSG.fits Flat /raid/aavsonet/oc61/200520/FlatSI.fits Flat /raid/aavsonet/oc61/200520/FlatSR.fits Flat /raid/aavsonet/oc61/200520/FlatV.fits