Institution: | XU Ao-Ao
(Department of Astronomy, Nanjing University, Nanjing 210008, PRC)
WU Gui-Ping
(Physics Teaching and Research Section, Nanjing Railway Medical College, Nanjing 210009, PRC)
TANG Yu-Hua
(Department of Astronomy, Nanjing University, Nanjing 210008, PRC)
JIANG Zhi-Bo
(Purple Mountain Observatory, Academia Sinica, Nanjing 210008, PRC)
and LI Qiong-Ying
(Yunnan Observatory, Academia Sinica, Kunming 650011, PRC) |