1. Laboratory for Atmospheric and Space Physics University of Colorado Boulder Boulder CO USA
2. Department of Aerospace Engineering Sciences University of Colorado Boulder Boulder CO USA
3. Plasma Physics Division Naval Research Laboratory Washington DC USA
4. Space Sciences Laboratory University of California Berkeley CA USA
5. Planetary Magnetospheres Lab NASA Goddard Space Flight Center Greenbelt MD USA
6. Planetary Environments Laboratory NASA Goddard Space Flight Center Greenbelt MD USA
7. CRESST University of Maryland Baltimore MD USA
8. IRAP, University of Toulouse, CNRS, UPS, CNES Toulouse France