1. School of Mathematics and Information Sciences Henan Engineering Laboratory for Big Data Statistical Analysis and Optimal Control Henan Normal University Xinxiang China
2. National Space Science Center State Key Laboratory of Space Weather Chinese Academy of Sciences Beijing China
3. University of the Chinese Academy of Science Beijing China
4. Physics Department Catholic University of America Washington DC USA
5. NASA Goddard Space Flight Center Greenbelt MD USA
6. Department of Earth and Planetary Science Kyushu University Fukuoka Japan