1. Department of Atmospheric and Oceanic Sciences University of California Los Angeles California USA
2. Center for Space Physics Boston University Boston Massachusetts USA
3. Department of Physics and Astronomy Dartmouth College Hanover New Hampshire USA
4. University Corporation for Atmospheric Research Boulder Colorado USA
5. Department of Earth, Planetary, and Space Sciences University of California Los Angeles California USA
6. Royal Belgian Institute for Space Aeronomy (BIRA‐IASB) Brussels Belgium
7. Center for Atmospheric Research University of Massachusetts Lowell Lowell Massachusetts USA
8. National Grid Waltham Massachusetts USA
9. Department of Physics and Astronomy University of Iowa Iowa City Iowa USA
10. Goddard Planetary Heliophysics Institute University of Maryland, Baltimore County Baltimore Maryland USA