1. Shandong Provincial Key Laboratory of Optical Astronomy and Solar‐Terrestrial Environment, Institute of Space Sciences Shandong University Weihai China
2. State Key Laboratory of Space Weather Chinese Academy of Sciences Beijing China
3. School of Earth and Space Sciences Peking University Beijing China
4. Space Science Institute, School of Astronautics Beihang University Beijing China
5. Center for Space Physics Boston University Boston MA USA
6. Department of Climate and Space Sciences and Engineering University of Michigan Ann Arbor MI USA
7. Space and Climate Physics, Mullard Space Science Laboratory University College London Dorking UK