Constraints on Io's interior from auroral spot oscillations

Lorenz Roth1, Joachim Saur2, Kurt D Retherford3, Darrell F Strobel4, Paul D Feldman4 and Aljona Blöcker2, (1)KTH Royal Institute of Technology, Stockholm, Sweden, (2)University of Cologne, Institute of Geophysics and Meteorology, Cologne, Germany, (3)Southwest Research Institute, San Antonio, TX, United States, (4)Johns Hopkins Univ, Baltimore, MD, United States