1. Southwest Research Institute; San Antonio Texas USA
2. Department of Physics and Astronomy; University of Texas at San Antonio; San Antonio Texas USA
3. STAR Institute, LPAP; Université de Liège; Liège Belgium
4. Department of Physics and Astronomy; University of Leicester; Leicester UK
5. Laboratory for Atmospheric and Space Physics; University of Colorado Boulder; Boulder Colorado USA
6. Department of Physics and Astronomy; University of Iowa; Iowa City Iowa USA
7. Jet Propulsion Laboratory; Pasadena California USA
8. NASA Goddard Space Flight Center; Greenbelt Maryland USA
9. Istituto di Astrofisica e Planetologia Spaziali; Rome Italy
10. The Johns Hopkins University Applied Physics Laboratory; Laurel Maryland USA
11. Office of the VP for PPPL and Department of Astrophysical Sciences; Princeton University; Princeton New Jersey USA