1. Department of Astronomy University of Maryland College Park MD USA
2. NASA Goddard Space Flight Center Greenbelt MD USA
3. Trident Vantage Systems Greenbelt MD USA
4. Whiting School of Engineering Johns Hopkins University Baltimore MD USA
5. Department of Physics and Astronomy Dartmouth College Hanover NH USA
6. Laboratory for Atmospheric and Space Physics University of Colorado Boulder Boulder CO USA
7. Birkeland Centre for Space Science, Department of Physics and Technology University of Bergen Bergen Norway
8. Department of Physics and Astronomy West Virginia University Morgantown WV USA
9. Institute for Research in Electronics and Applied Physics University of Maryland College Park MD USA
10. Department of Physics Catholic University of America Washington DC USA