1. Key Laboratory for Space Weather/CSSAR; Beijing China
2. Institute of Geology and Geophysics, CAS; Beijing China
3. Institute of Geophysics, CEA; Beijing China
4. Space Research Institute; Austrian Academy of Sciences; Graz Austria
5. Department of Aerospace Engineering and LASP; University of Colorado; Boulder Colorado USA
6. Dipartimento di Fisica; Università dell'Aquila; Coppito-L'Aquila Italy
7. Centre d'Etude Spatiale des Rayonnements; Toulouse France
8. Space and Atmospheric Physics; Imperial College London; London UK
9. Center for Atmospheric Research; University of Massachusetts Lowell; Lowell Massachusetts USA