1. State Key Laboratory of Space Weather, National Space Science Center, Chinese Academy of Sciences Beijing China
2. Instituto Nacional de Pesquisas Espaciais São José dos Campos Brazil
3. NASA Goddard Space Flight Center Greenbelt MD USA
4. The Aerospace Corporation Los Angeles CA USA
5. Space Science LaboratoryUniversity of California Berkeley CA USA
6. Laboratory for Atmosphere and Space Physics Boulder CO USA
7. Department of Physics and AstronomyUniversity of Iowa Iowa City IA USA
8. Mullard Space Science LaboratoryUniversity College London Dorking UK
9. Department of PhysicsNational and Kapodistrian University of Athens Zografos Greece