Volcano-generated Ionospheric Disturbances: Comparison of GITM-R simulations with GNSS observations

Justin Tyska, University of Texas at Arlington, Arlington, TX, United States, Cissi Ying-tsen Lin, Virginia Polytechnic Institute and State University, Blacksburg, VA, United States, Yue Deng, University of Texas Arlington, Arlington, TX, United States and Shunrong Zhang, MIT Haystack Observatory, Westford, MA, United States