Flat /raid/aavsonet/oc61/201122/flatB_bin2.fits Flat /raid/aavsonet/oc61/201122/flatSG_bin2.fits Flat /raid/aavsonet/oc61/201122/FlatSI.fits Flat /raid/aavsonet/oc61/201122/flatSR_bin2.fits Flat /raid/aavsonet/oc61/201122/flatV_bin2.fits