Flat /raid/aavsonet/oc61/200319/FlatB.fits
Flat /raid/aavsonet/oc61/200319/FlatSG.fits
Flat /raid/aavsonet/oc61/200319/FlatSI.fits
Flat /raid/aavsonet/oc61/200319/FlatSR.fits
Flat /raid/aavsonet/oc61/200319/FlatV.fits