1. Institute of Physics University of Graz Graz Austria
2. Space Research Institute Austrian Academy of Sciences Graz Austria
3. Geodetic and Geophysical Institute, RCAES Hungarian Academy of Sciences Sopron Hungary
4. Swedish Institute of Space Physics Uppsala Sweden
5. Mullard Space Science Laboratory/UCL Dorking UK
6. Department of Physics and Astronomy Uppsala University Uppsala Sweden
7. Space and Plasma Group Royal Institute of Technology Stockholm Sweden
8. Laboratory of Atmospheric and Space Physics University of Colorado Boulder Boulder CO USA
9. Institute for Astro‐ and Particle Physics University of Innsbruck Innsbruck Austria
10. Institute of Geophysics and Planetary Physics University of California Los Angeles CA USA
11. Laboratoire de Physique des Plasmas CNRS/Ecole Polytechnique/UPMC/Univ. Paris Sud/Obs. de Paris Paris France
12. NASA Goddard Space Flight Center Greenbelt MD USA
13. Southwest Research Institute San Antonio TX USA
14. Astronomy Department University of Maryland College Park MD USA
15. IRAP, Université de Toulouse, CNRS,CNES, UPS Toulouse France
16. JAXA Japan