1. Department of Atmospheric and Oceanic Sciences University of California Los Angeles CA USA
2. Center for Space Physics Boston University Boston MA USA
3. Laboratory for Atmospheric and Space Physics University of Colorado Boulder CO USA
4. School of Physics and Astronomy University of Minnesota Minneapolis MN USA
5. Department of Physics and Astronomy University of Iowa Iowa City IA USA
6. Los Alamos National Laboratory Space Science and Applications Group Los Alamos NM USA
7. Los Alamos National Laboratory Los Alamos NM USA
8. Space Science Applications Laboratory The Aerospace Corporation El Segundo CA USA
9. Institute for the Study of Earth, Oceans, and Space University of New Hampshire Durham NH USA
10. Laboratory for Atmospheric and Space Physics University of Colorado, Boulder Boulder CO USA