| Institution: | 1. School of Physics and Electronic Information, Huaibei Normal University, Huaibei 235000, Anhui Province, PR China;2. College of Science/Department of Physics & NAOC-GZU-Sponsored Center for Astronomy Research, GuiZhou University, Guiyang 550025, PR China;3. National Astronomical Observatories, Chinese Academy of Sciences, Beijing 100012, PR China;1. INAF – Catania Astrophysical Observatory, via S. Sofia, 78, I-95123 Catania, Italy;2. York Creek Observatory, Georgetown, Tasmania, Australia;3. Eastern University, St. Davids, PA, USA |
