Anisotropy in the Angular Broadening of Sgr A${}^{\ast }$ at the Galactic Center

F. Yusef-Zadeh W. Cotton M. Wardle F. Melia, D. Roberts

We present the results of a $\lambda$20 cm VLA observation of the compact Galactic center radio source Sgr A${}^{\ast }$. The scatter-broadened image is elongated in the East-West direction, wit…