1. Institute for the Study of Earth, Oceans, and Space; University of New Hampshire; Durham New Hampshire USA
2. Space Sciences Department; The Aerospace Corporation; Los Angeles California USA
3. Laboratory for Atmospheric and Space Physics; University of Colorado Boulder; Boulder Colorado USA
4. Space Science and Applications; Los Alamos National Laboratory; Los Alamos New Mexico USA
5. Department of Earth and Space Sciences; University of California; Los Angeles California USA