1. Institute of Space Physics and Applied Technology Peking University Beijing China
2. Beijing Institute of Tracking and Telecommunications Technology Beijing China
3. Key Laboratory of Earth and Planetary Physics Institute of Geology and Geophysics Chinese Academy of Sciences Beijing China
4. College of Earth and Planetary Sciences University of the Chinese Academy of Sciences Beijing China
5. Shandong Provincial Key Laboratory of Optical Astronomy and Solar‐Terrestrial Environment Institute of Space Sciences Shandong University Weihai China
6. Denali Scientific Fairbanks AK USA
7. Heliophysics Science Division NASA Goddard Space Flight Center Greenbelt MD USA