1. Academia Sinica Institute of Astronomy and Astrophysics, 11F of AS/NTU Astronomy-Mathematics Building, No.1, Sect. 4, Roosevelt Rd, Taipei 10617, Taiwan, R.O.C
2. Graduate Institute of Astronomy, National Central University, 300 Zhongda Road, Zhongli 32001, Taoyuan, Taiwan, R.O.C
3. East Asian Observatory, 660 N A’ohoku Place, Hilo, Hawaii 96720, USA
4. Department of Physics and Astronomy and Centre for Planetary Science and Exploration (CPSX), The University of Western Ontario, London, ON N6A 3K7, Canada
5. SETI Institute, 189 Bernardo Ave, Suite 100, Mountain View, CA 94043, USA
6. Jodrell Bank Centre for Astrophysics, School of Physics and Astronomy, University of Manchester, Oxford Road, Manchester M13 9PL, UK
7. Laboratory for Space Research, University of Hong Kong, Pokfulam Road, Hong Kong