1. Center for Space Physics Boston University Boston Massachusetts USA
2. Department of Atmospheric and Oceanic Sciences University of California Los Angeles California USA
3. CEA, DAM, DIF Arpajon France
4. Department of Earth, Planetary, and Space Sciences University of California Los Angeles California USA
5. Department of Physics and Astronomy University of Iowa Iowa City Iowa USA
6. Space Science and Applications Group Los Alamos National Laboratory Los Alamos New Mexico USA
7. Space Sciences Division at the New Mexico Consortium Los Alamos New Mexico USA
8. ISR Division Los Alamos National Laboratory Los Alamos New Mexico USA
9. Institute for the Study of Earth, Oceans, and Space University of New Hampshire Durham New Hampshire USA