Kimberly Moore¹, Hao Cao², Jeremy Bloxham¹, David J Stevenson³, John E P Connerney⁴ and Scott J Bolton⁵, (1)Harvard University, Earth and Planetary Sciences, Cambridge, MA, United States, (2)Harvard, Boston, MA, United States, (3)California Institute of Technology, Pasadena, CA, United States, (4)NASA Goddard Space Flight Center, Greenbelt, MD, United States, (5)Southwest Research Institute, San Antonio, TX, United States