George B Clark¹, Peter Kollmann², Andrew Sontag³, Chris Paranicas⁴, Robert Colby Allen¹, Howard Todd Smith⁵, Donald G Mitchell¹, Barry Mauk⁶ and Elias Roussos⁷, (1)Johns Hopkins University Applied Physics Laboratory, Laurel, MD, United States, (2)The Applied Physics Laboratory, John Hopkins University, Laurel, MD, United States, (3)University of Pennsylvania, Philadelphia, United States, (4)Applied Physics Lab, Laurel, MD, United States, (5)Applied Physics Laboratory Johns Hopkins, Laurel, MD, United States, (6)The Johns Hopkins University Applied Physics Laboratory, Laurel, MD, United States, (7)Max Planck Institute for Solar System Research, Katlenburg-Lindau, Germany