1. Space Science Center and Department of Physics University of New Hampshire Durham NH USA
2. Now at National Research Council Postdoctoral Research Associate resident at the U.S. Naval Research Laboratory Washington DC USA
3. Applied Physics Laboratory Laurel MD USA
4. Now at Space Science Center and Department of Physics University of New Hampshire Durham NH USA
5. Space Science Applications Laboratory The Aerospace Corporation Los Angeles CA USA
6. Department of Physics and Astronomy Dartmouth College Hanover NH USA
7. Now at Jet Propulsion Laboratory California Institute of Technology Pasadena CA USA
8. Earth and Atmospheric Sciences Cornell University Ithaca NY USA
9. ASTRA San Antonio TX USA
10. Department of Geophysics University Centre in Svalbard Longyearbyen Norway
11. Department of Physics University of Oslo Oslo Norway
12. Department of Physics and Technology University of Bergen Bergen Norway
13. Department of Physics and Astronomy University of Leicester Leicester UK