1. Shandong Provincial Key Laboratory of Optical Astronomy and Solar‐Terrestrial Environment Institute of Space Sciences Shandong University Weihai China
2. Birkeland Centre for Space Science University of Bergen Bergen Norway
3. Arctic Geophysics University Centre in Svalbard Longyearbyen Norway
4. Department of Atmospheric and Oceanic Sciences University of California Los Angeles CA USA
5. The Johns Hopkins University Applied Physics Laboratory Laurel MD USA
6. William B. Hanson Center for Space Sciences University of Texas at Dallas Richardson TX USA