1. NASA/GSFC Greenbelt MD USA
2. Department of Physics University of Texas at Arlington Arlington TX USA
3. Vanderbilt University Nashville TN USA
4. Climate and Space Sciences and Engineering University of Michigan Ann Arbor MI USA
5. Catholic University of America Washington D.C USA
6. University of Maryland College Park MD USA
7. Applied Physics Laboratory (Deceased) Johns Hopkins University Laurel MD USA
8. Space Science Center University of New Hampshire Durham NH USA