1. RAL Space STFC Oxfordshire UK
2. School of Space and Environment Beihang University Beijing China
3. Key Laboratory of Space Environment Monitoring and Information Processing Ministry of Industry and Information Technology Beijing China
4. Key Laboratory of Planetary Sciences Purple Mountain Observatory Chinese Academy of Sciences Nanjing China
5. Department of Earth, Planetary and Space Sciences University of California Los Angeles CA USA
6. NASA Goddard Space Flight Center Greenbelt MD USA
7. Department of Astrophysical and Planetary Sciences University of Colorado Boulder CO USA
8. Royal Institute of Technology Stockholm Sweden