1. Shandong Provincial Key Laboratory of Optical Astronomy and Solar-Terrestrial Environment, Institute of Space Sciences; Shandong University; Weihai China
2. Sate Key Laboratory of Space Weather; Chinese Academy of Sciences; Beijing China
3. School of Space Science and Physics; Shandong University; Weihai China
4. Department of Space Physics, School of Electronic Information; Wuhan University; Wuhan China
5. CAS Key Laboratory of Geospace Environment, Department of Geophysics and Planetary Sciences; University of Science and Technology of China; Hefei China
6. Los Alamos National Laboratory, ISR Division; Los Alamos NM USA
7. Space Science Center and Department of Physics; University of New Hampshire; Durham NH USA
8. Laboratory for Atmospheric and Space Research; University of Colorado Boulder; Boulder CO USA
9. The Aerospace Corporation; Los Angeles CA USA
10. School of Physics and Astronomy; University of Minnesota; Minneapolis MN USA