Affiliation: |
| AA(Department of Astronomy, Nanjing University, 22 Hankou Road, 210093 Nanjing, China; .), AB(Institute of Astronomy, University of Cambridge, Madingley Road, Cambridge CB3 0HA, UK; .), AC(UCO/Lick Observatory, University of California, Santa Cruz, 1156 High Street, Santa Cruz, CA 95064; .; Harvard-Smithsonian Center for Astrophysics, 60 Garden Street, Cambridge, MA 02138.; Author to whom correspondence should be addressed.), AD(National Astronomical Observatory of Japan, 2-21-1 Osawa, Mitaka, Tokyo 181-8588, Japan; .) |