Flat /raid/aavsonet/oc61/201215/flatB_bin2.fits Flat /raid/aavsonet/oc61/201215/flatSG_bin2.fits Flat /raid/aavsonet/oc61/201215/flatSI_bin2.fits Flat /raid/aavsonet/oc61/201215/flatSR_bin2.fits Flat /raid/aavsonet/oc61/201215/flatV_bin2.fits