Reply To: OJ287

Forums Variable Stars OJ287 Reply To: OJ287

Gary Poyner

The binary black hole OJ287 has been rising in brightness slowly since leaving solar conjunction in late Summer, and is currently at its brightest level since May 2020 at 14.29V (Oct 13).

What might happen next? Please monitor regularly if you are able, and submit your data to the VSS database at the earliest possible time.

OJ287 lies in Cancer at 08 54 48.88 +20 06 30.6 (2000.0) and there are charts on the BAAVSS website.


  • This reply was modified 8 months, 1 week ago by Gary Poyner.