The December 2015 optical outburst of OJ 287: X-ray and UV time-domain monitor by Swift
: Ciprini, S., Perri, M., Verrecchia, F., Valtonen, M.
: 2015
: ATel
: 8401
: 1
: 1
: http://www.astronomerstelegram.org/
The Swift satellite is monitoring from 2015 Nov28 the BL Lac object OJ287 (z=0.306).