Event horizon silhouette: implications to supermassive black holes M87* and SgrA*

Vyacheslav I. Dokuchaev, Natalia O. Nazarova, Vadim P. Smirnov

We demonstrate that a dark silhouette of the black hole illuminated by a thin accretion disk and seen by a distant observer is, in fact, a silhouette of the event horizon hemispher…