Valtonen, Mauri J. , et.al.; Gupta, Alok C.
(Monthly Notices of the Royal Astronomical Society, 2023-06)
The bright blazar OJ 287 routinely parades high brightness bremsstrahlung flares, which are explained as being a result of a
secondary supermassive black hole (SMBH) impacting the accretion disc of a more massive primary ...