| Affiliation: |
| AA(Department of Physics and Kavli Institute for Astrophysics and Space Research, Massachusetts Institute of Technology, Cambridge, MA 02139, USA ), AB(Harvard-Smithsonian Center for Astrophysics, 60 Garden Street, Cambridge, MA 02138, USA ), AC(Harvard-Smithsonian Center for Astrophysics, 60 Garden Street, Cambridge, MA 02138, USA ; Hubble Fellow ), AD(Department of Astronomy, Eötvös Loránd University, Pf. 32, H-1518 Budapest, Hungary ), AE(Department of Astronomy, University of California, Mail Code 3411, Berkeley, CA 94720, USA ), AF(Department of Astronomy, University of California, Mail Code 3411, Berkeley, CA 94720, USA ), AG(Wise Observatory, Raymond and Beverly Sackler Faculty of Exact Sciences, Tel Aviv University, Tel Aviv 69978, Israel ), AH(Wise Observatory, Raymond and Beverly Sackler Faculty of Exact Sciences, Tel Aviv University, Tel Aviv 69978, Israel ), AI(Harvard-Smithsonian Center for Astrophysics, 60 Garden Street, Cambridge, MA 02138, USA ; Department of Astronomy, Pontificia Universidad Católica, Casilla 306, Santiago 22, Chile ), AJ(Harvard-Smithsonian Center for Astrophysics, 60 Garden Street, Cambridge, MA 02138, USA ), AK(Observatoire de l'Université de Genève, 1290 Sauverny, Switzerland ; Institut d'Astrophysique et de Géophysique, Université de Liège, 4000 Liège, Belgium) |