Flat /raid/aavsonet/oc61/201117/flatB_bin2.fits Flat /raid/aavsonet/oc61/201117/flatSG_bin2.fits Flat /raid/aavsonet/oc61/201117/FlatSI.fits Flat /raid/aavsonet/oc61/201117/flatSR_bin2.fits Flat /raid/aavsonet/oc61/201117/flatV_bin2.fits