1. Blackett Laboratory Imperial College London London UK
2. Space Sciences Laboratory University of California Berkeley California USA
3. Department of Physics and Astronomy West Virginia University Morgantown West Virginia USA
4. NASA Goddard Space Flight Center Greenbelt Maryland USA
5. Department of Astronomy University of Maryland College Park Maryland USA
6. Department of Physics and Astronomy University of Delaware Newark Delaware USA
7. Department of Physics Mahidol University Bangkok Thailand
8. Department of Earth, Planetary and Space Sciences University of California Los Angeles California USA
9. Department of Climate and Space Sciences and Engineering University of Michigan Ann Arbor Michigan USA
10. Institute for the Study of Earth, Oceans and Space University of New Hampshire Durham New Hampshire USA
11. Southwest Research Institute San Antonio Texas USA
12. Laboratory for Atmospheric and Space Physics University of Colorado Boulder Boulder Colorado USA
13. Swedish Institute of Space Physics Uppsala Sweden
14. Institut de Recherche en Astrophysique et Planétologie Université de Toulouse Toulouse France
15. Centre National de la Recherche Scientifique, UMR 5277 Toulouse France
16. School of Electrical Engineering Royal Institute of Technology Stockholm Sweden
17. Space Research Institute Austrian Academy of Sciences Graz Austria
18. Denali Scientific Healy Alaska USA