1. Solana Scientific Inc. Solana Beach CA USA
2. Department of Physics and Astronomy University of Iowa Iowa City IA USA
3. Department of Physics University of Kansas Lawrence KS USA
4. Office for Space Research and Technology Academy of Athens Athens Greece
5. Institute for Astronomy, Astrophysics, Space Applications and Remote Sensing National Observatory of Athens Athens Greece
6. Blackett Laboratory Imperial College London London UK
7. Swedish Institute of Space Physics Uppsala Sweden