1. Goddard Planetary Heliophysics InstituteUniversity of Maryland Baltimore County Maryland USA
2. NASA/GSFC Greenbelt Maryland USA
3. Department of Physics and AstronomyUniversity of Iowa Iowa City Iowa USA
4. Department of PhysicsAugsburg College Minneapolis Minnesota USA
5. Department of Physics and AstronomyUniversity of Minnesota, Twin Cities Minneapolis Minnesota USA
6. Planetary Science DivisionNASA Headquarters Washington District Columbia USA