Flat /raid/aavsonet/oc61/200601/FlatB.fits
Flat /raid/aavsonet/oc61/200601/FlatSG.fits
Flat /raid/aavsonet/oc61/200601/FlatSI.fits
Flat /raid/aavsonet/oc61/200601/FlatSR.fits
Flat /raid/aavsonet/oc61/200601/FlatV.fits