1. Institut de Recherche en Astrophysique et Planétologie, CNRS, UPS, CNES, Université de Toulouse Toulouse France
2. Space Sciences Laboratory University of California, Berkeley Berkeley CA USA
3. Department of Electromagnetism and Electronics University of Murcia Murcia Spain
4. Southwest Research Institute San Antonio TX USA
5. Department of Physics University of Texas at San Antonio San Antonio TX USA
6. Laboratory for Atmospheric and Space Physics University of Colorado Boulder Boulder CO USA
7. Lockheed Martin Advanced Technology Center Palo Alto CA USA
8. Institute of Space and Astronautical Science JAXA Sagamihara Japan
9. NASA Goddard Space Flight Center Greenbelt MD USA
10. NASA Marshall Space Flight Center Huntsville AL USA
11. The Blackett Laboratory, Department of Physics Imperial College London London UK
12. Department of Physics and Space Science Center University of New Hampshire Durham NH USA
13. Space Research Institute of the Russian Academy of Sciences Moscow Russia
14. Denali Scientific Fairbanks AK USA
15. Department of Physics Catholic University of America Washington DC USA