1. Aberystwyth University; Penglais, Aberystwyth, Ceredigion UK
2. Swedish Institute of Space Physics; Kiruna Sweden
3. Centre d'Étude Spatiale des Rayonnements; Toulouse France
4. IGPP; University of California; Los Angeles California USA
5. Max-Planck-Institut für Sonnensystemforschung; Katlenburg-Lindau Germany
6. Space Research Institute; Austrian Academy of Sciences; Graz Austria
7. Institute of Space and Astronautical Science; Sagamihara Japan
8. Mullard Space Science Laboratory; UCL; Dorking UK
9. Department of Physics; University of Arizona; Tucson Arizona USA
10. Department of Physics; University of Helsinki; Helsinki Finland
11. Finnish Meteorological Institute; Helsinki Finland
12. Space Physics Research Laboratory; University of Michigan; Ann Arbor Michigan USA
13. Space Technology Ireland; National University of Ireland; Maynooth Ireland
14. Instituto di Fisica dello Spazio Interplanetario; Rome Italy
15. Johns Hopkins University Applied Physics Laboratory; Laurel Maryland USA
16. Southwest Research Institute; San Antonio Texas USA
17. Physikalisches Institut; University of Bern; Bern Switzerland