1. Deep Space Exploration Laboratory/School of Physical Sciences, University of Science and Technology of China , Hefei 230026, China
2. CAS Key Laboratory for Research in Galaxies and Cosmology, Department of Astronomy, School of Physical Sciences, University of Science and Technology of China , Hefei, Anhui 230026, China
3. School of Astronomy and Space Science, University of Science and Technology of China , Hefei, Anhui 230026, China
4. Key Laboratory of Dark Matter and Space Astronomy, Purple Mountain Observatory, Chinese Academy of Sciences , Nanjing 210023, China
5. Dublin Institute for Advanced Studies, School of Cosmic Physics , 31 Fitzwilliam Place, Dublin 2, Ireland
6. Max-Planck-Institut für Kernphysik , Saupfercheckweg 1, 69117 Heidelberg, Germany
7. Yerevan State University , 1 Alek Manukyan St, Yerevan 0025, Armenia