1. Laboratory for Atmospheric and Space Physics; University of Colorado Boulder; Boulder Colorado USA
2. Los Alamos National Laboratory; Los Alamos New Mexico USA
3. NASA/Goddard Space Flight Center; Greenbelt Maryland USA
4. Institute for the Study of Earth, Oceans, and Space; University of New Hampshire; Durham New Hampshire USA
5. Space Sciences Department; Aerospace Corporation; El Segundo California USA
6. Department of Physics and Astronomy; Dartmouth College; Hanover New Hampshire USA
7. Department of Atmospheric and Oceanic Sciences; University of California; Los Angeles California USA
8. Haystack Observatory; Massachusetts Institute of Technology; Westford Massachusetts USA
9. Department of Physics and Astronomy; University of Minnesota; Minneapolis Minnesota USA
10. Department of Physics and Astronomy; University of Iowa; Iowa City Iowa USA
11. Department of Earth Space Sciences; University of California; Los Angeles California USA
12. Department of Earth Atmospheric and Planetary Sciences; Massachusetts Institute of Technology; Cambridge Massachusetts USA
13. Skolkovo Institute of Science and Technology; Skolkovo Russia