Trevor Bowen¹, Tamar Ervin², Alfred Mallet³, Benjamin D G Chandran⁴, Nikos Sioulas³, Philip A Isenberg⁵, Stuart D Bale¹, Jonathan Squire⁶, Oreste Pezzi⁷ and Kristopher G Klein⁸, (1)University of California Berkeley, Space Sciences Laboratory, Berkeley, CA, United States, (2)University of California, Berkeley, Space Sciences Laboratory, Berkeley, United States, (3)University of California Berkeley, Space Sciences Laboratory, Berkeley, United States, (4)University of New Hampshire, Durham, United States, (5)Univ New Hampshire, Durham, NH, United States, (6)University of Otago, Dunedin, New Zealand, (7)ISTP-CNR, Bari, Italy, (8)University of Arizona, Lunar and Planetary Laboratory, Tucson, United States