1. Department of Physics Lancaster University Lancaster UK
2. Space Sciences, Technologies and Astrophysics (STAR) Institute Université de Liège Liège Belgium
3. High Energy Astrophysics Laboratory RIKEN Wako Japan
4. Planetary Plasma and Atmospheric Research Center Tohoku University Sendai Japan
5. Department of Physics and Astronomy University of Leicester Leicester UK
6. Center for Space Physics Boston University Boston Massachusetts USA
7. Mullard Space Science Laboratory University College London London UK