In Situ Ion Composition Observations of Ganymede’s Outflowing Ionosphere

Philip W Valek1, Hunter Waite Jr2, Frederic Allegrini3, Robert W Ebert4, Fragn Bagenal5, Scott J Bolton1, John E P Connerney6, William S Kurth7, Jamey R Szalay8 and Robert J Wilson9, (1)Southwest Research Institute, San Antonio, TX, United States, (2)Southwest Research Institute, San Antonio, United States, (3)Southwest Research Institute San Antonio, San Antonio, TX, United States, (4)University of Texas at San Antonio, Department of Physics and Astronomy, San Antonio, TX, United States, (5)University of Colorado Boulder - LASP, Boulder, United States, (6)NASA Goddard Space Flight Center, Greenbelt, United States, (7)University of Iowa, Department of Physics and Astronomy, Iowa City, IA, United States, (8)Princeton University, Department of Astrophysical Sciences, Princeton, NJ, United States, (9)University of Colorado at Boulder, Boulder, United States