Flat /raid/aavsonet/oc61/200903/FlatB.fits
Flat /raid/aavsonet/oc61/200903/FlatSG.fits
Flat /raid/aavsonet/oc61/200903/FlatSI.fits
Flat /raid/aavsonet/oc61/200903/FlatSR.fits
Flat /raid/aavsonet/oc61/200903/FlatV.fits