The 2015 outburst of the OJ287 blazar
: Valtonen, M., Zola, S., Gopakumar, A., Gazeas, K., Ogloza, W., Drozdz, M., Siwak, M., Debski, B., Dalessio, J., Sadakane, K., Kidger, M., Nilsson, K., Berdyugin, A., Lindfors, E., Takalo, L., Baliyan, K., Mugrauer, M., Alicavus, F., Erdem, A., Provencal, J., Webb, J., Zejmo, M., Sonbas, E., Er, H., Keel, W., Schweyer, T.
: 2015
: 8378
: 1
: 1
: http://www.astronomerstelegram.org/?read=8378
A model that contains a massive BH binary was proposed to explain the double peaked quasi-periodical (roughly about 12 years) outbursts of the blazar OJ287.