1. Swedish Institute of Space Physics Uppsala Sweden
2. Department of Physics and Technology University of Bergen Bergen Norway
3. Space and Plasma Physics, School of Electrical Engineering and Computer Science KTH Royal Institute of Technology Stockholm Sweden
4. IREAP, University of Maryland College Park MD USA
5. Department of Physics, University of Wisconsin–Madison Madison Wisconsin USA
6. Institute of Space Science and Technology Nanchang University Nanchang China
7. Laboratoire de Physique des Plasmas CNRS/Ecole Polytechnique/Sorbonne Université/Univ. Paris Sud/Observatoire de Paris Paris France
8. Department of Physics and Astronomy Rice University Houston TX USA
9. IRAP, Université de Toulouse, CNRS, CNES, UPS Toulouse France
10. NASA Goddard Space Flight Center Greenbelt MD USA
11. Department of Astronomy University of Maryland College Park MD USA
12. Southwest Research Institute San Antonio TX USA
13. Laboratory of Atmospheric and Space Physics University of Colorado Boulder CO USA