Flat /raid/aavsonet/oc61/200318/FlatB.fits Flat /raid/aavsonet/oc61/200318/FlatSG.fits Flat /raid/aavsonet/oc61/200318/FlatSI.fits Flat /raid/aavsonet/oc61/200318/FlatSR.fits Flat /raid/aavsonet/oc61/200318/FlatV.fits