Observational Tests of Sgr A*'s State of the Accretion Flow

F. Yusef-Zadeh, R. G. Arendt, H. Bushouse +4

General relativistic magneto-hydrodynamic (GRMHD) simulations of the possibly magnetically arrested disk (MAD) of the accretion flow of Sgr A* predict short and long time variabili…