1. Earth Oceans and Space Southwest Research Institute Durham NH USA
2. Earth Oceans and Space University of New Hampshire Durham NH USA
3. Institute for Geophysics and Planetary Physics University of California Los Angeles Los Angeles CA USA
4. Now at School of Earth and Space Sciences University of Science and Technology of China Hefei China
5. Applied Physics Laboratory Johns Hopkins University Laurel MD USA
6. Rice Space Institute Rice University Houston TX USA
7. Space Science Laboratory University of California Berkeley Berkeley CA USA
8. Laboratory for Atmospheric and Space Physics University of Colorado Boulder Boulder CO USA
9. Now at Cooperative Institute for Research in Environmental Sciences Boulder CO USA
10. National Oceanic and Atmospheric Administration National Centers for Environmental Information Boulder CO USA
11. Space Science and Engineering Division Southwest Research Institute San Antonio TX USA
12. Goddard Space Flight Center National Aeronautics and Space Administration Greenbelt MD USA
13. Now at Earth Oceans and Space University of New Hampshire Durham NH USA
14. Space Research Institute Austrian Academy of Sciences Graz Austria