1. Department of Physics; Augsburg College; Minneapolis Minnesota USA
2. Space Science Center and Department of Physics; University of New Hampshire; Durham New Hampshire USA
3. Department of Atmospheric and Oceanic Sciences; University of California; Los Angeles California USA
4. NOAA Space Environment Center; Boulder Colorado USA
5. British Antarctic Survey; Cambridge U.K
6. Institute for Physical Science and Technology; University of Maryland; College Park Maryland USA
7. Department of Physics; Siena College; Loudonville New York USA
8. Sodankylä Geophysical Observatory; Sodankyla Finland
9. Department of Computer Science; Augsburg College; Minneapolis Minnesota USA