1. Department of Physics and Astronomy University of Southampton Southampton UK
2. Now at ESA‐ESRIN, Directorate of Earth Observation Programmes Rome Italy
3. The Blackett Laboratory Imperial College London London UK
4. School of Space and Environment Beihang University Beijing China
5. RAL_Space, STFC Chilton UK
6. LASP University of Colorado Boulder CO USA
7. NASA Goddard Space Flight Center Greenbelt MD USA
8. Department of Physics and the Institute for Physical Science and Technology University of Maryland College Park MD USA
9. Swedish Institute of Space Physics Uppsala Sweden
10. Institut de Recherche en Astrophysique et Planétologie Université de Toulouse, CNRS, UPS, CNES Toulouse France