Spin-Induced Disk Precession in the Supermassive Black Hole at the Galactic Center

Siming Liu, Fulvio Melia

Sgr A* is a compact radio source at the Galactic Center, thought to be the radiative manifestation of a $2.6\times 10^6{M}_{\odot }$ supermassive black hole. At least a portion of its…