1. Goddard Planetary Heliophysics Insitute University of Maryland Baltimore County Baltimore MD USA
2. NASA Goddard Space Flight Center Greenbelt MD USA
3. Space Science and Engineering Department Southwest Research Institute San Antonio TX USA
4. University of Texas at San Antonio San Antonio TX USA
5. Department of Astronomy University of Maryland, College Park Baltimore MD USA
6. Department of Space Science University of Alabama in Huntsville Huntsville AL USA
7. Center for Space Physics College of Engineering Boston University Boston MA USA
8. Physics and Astronomy Deptartment Rice University Houston TX USA
9. Advanced Technology Center Lockheed Martin Palo Alto CA USA
10. Johns Hopkins University Applied Physics Laboratory Laurel MD USA