Flat /raid/aavsonet/oc61/200511/FlatB.fits
Flat /raid/aavsonet/oc61/200511/FlatSG.fits
Flat /raid/aavsonet/oc61/200511/FlatSI.fits
Flat /raid/aavsonet/oc61/200511/FlatSR.fits
Flat /raid/aavsonet/oc61/200511/FlatV.fits