An update on observations of Io's Active Volcanoes from IRTF: results from 2013-2016

Julie A Rathbun, Planetary Science Institute Tucson, Tucson, AZ, United States; Univ of Redlands, Physics Dept, Redlands, CA, United States, Glenn S Orton, Jet Propulsion Laboratory, California Institute of Technology, Pasadena, United States and John R Spencer, Southwest Research Institute Boulder, Boulder, CO, United States