DDE 139: strange object The 2015 "outburst" does not look like a dwarf nova-type one (highly variable during the bright state lasting 60 d). Polar? Shorter "outbursts" were also present. ASAS-SN data: https://asas-sn.osu.edu/light_curves/3951324d-f43b-4829-9249-91e7ae719f57