Flat /raid/aavsonet/oc61/201119/flatB_bin2.fits Flat /raid/aavsonet/oc61/201119/flatSG_bin2.fits Flat /raid/aavsonet/oc61/201119/FlatSI.fits Flat /raid/aavsonet/oc61/201119/flatSR_bin2.fits Flat /raid/aavsonet/oc61/201119/flatV_bin2.fits