1. Laboratory for Atmospheric and Space PhysicsUniversity of Colorado Boulder Boulder CO USA
2. Department of Earth, Planetary and Space SciencesUniversity of California, Los Angeles Los Angeles CA USA
3. NASA Goddard Space Flight Center Greenbelt MD USA
4. Department of Climate and Space Sciences and EngineeringUniversity of Michigan Ann Arbor MI USA
5. Space Sciences LaboratoryUniversity of California, Berkeley Berkeley CA USA
6. Space Science Institute Boulder CO USA
7. Laboratoire de Météorologie Dynamique/IPSLSorbonne Université Paris France
8. Physics and Astronomy DepartmentEastern Michigan University Ypsilanti MI USA
9. Department of Astrophysical Sciences and Princeton Plasma Physics LaboratoryPrinceton University Princeton NJ USA