Flat /raid/aavsonet/oc61/200221/FlatB.fits Flat /raid/aavsonet/oc61/200221/FlatSG.fits Flat /raid/aavsonet/oc61/200221/FlatSI.fits Flat /raid/aavsonet/oc61/200221/FlatSR.fits Flat /raid/aavsonet/oc61/200221/FlatV.fits