1. Institute of Space Physics and Applied Technology Peking University Beijing China
2. Department of Atmospheric and Oceanic Sciences UCLA Los Angeles CA USA
3. Climate and Space Sciences and Engineering University of Michigan Ann Arbor MI USA
4. Center for Space Physics Boston University Boston MA USA
5. Haystack Observatory Massachusetts Institute of Technology Westford MA USA
6. Space Sciences Laboratory University of California Berkeley CA USA
7. Space Science and Applications Group Los Alamos National Laboratory Los Alamos NM USA
8. Space Sciences Division New Mexico Consortium Los Alamos NM USA
9. Institute for the Study of Earth, Oceans, and Space University of New Hampshire Durham NH USA