Center for Astrophysics;
Guangzhou University;
Astronomy Science and Technology Research Laboratory of Department of Education of Guangdong Province;
Dipartimento di Fisica e Astronomia "G.Galilei";
Universit`a di Padova;
Istituto Nazionale di Fisica Nucleare;
National Astronomical Research Institute of Thailand (NARIT);
Department of Physics and Electronics Science;
Hunan University of Arts and Science;