Author affiliations
1 Department of Physics, Stockholm University, AlbaNova University Center, S-106 91 Stockholm, Sweden
2 Lawrence Berkeley National Laboratory, 1 Cyclotron Road, Berkeley, CA 94720
3 Visiting Astronomer, Cerro Tololo Inter-American Observatory, National Optical Astronomy Observatory, which is operated by the Association of Universities for Research in Astronomy (AURA), Inc., under cooperative agreement with the National Science Foundation
4 DAPNIA-SPP, CEA Saclay, F-91191 Gif-sur-Yvette, France
5 Laboratoire de Physique Nucléaire et de Hautes Energies, CNRS-IN2P3, University of Paris VI and VII, Paris, France
6 Université Paris Sud, IAS-CNRS, bâtiment 121, F-91405 Orsay Cedex, France
7 Osservatorio Astronomico di Padova, INAF, vicolo dell'Osservatorio 5, I-35122 Padova, Italy
8 Colorado College, 14 East Cache La Poudre Street, Colorado Springs, CO 80903
9 Department of Physics, University of California, Berkeley, CA 94720-7300
10 Stockholm Observatory, AlbaNova University Center, S-106 91 Stockholm, Sweden
11 Space Telescope Science Institute, 3700 San Martin Drive, Baltimore, MD 21218
12 American Astronomical Society, 2000 Florida Avenue, NW, Suite 400, Washington, DC 20009
13 Department of Astronomy, California Institute of Technology, Mail Stop 105-24, 1201 East California Boulevard, Pasadena, CA 91125
14 Centro Multidisplinar de Astrofísica (CENTRA) and Departmento de Física, IST, Universidade Técnico de Lisboa, Avenida Rovisco Pais, P-1049-001 Lisboa, Portugal
15 Steward Observatory, University of Arizona, 933 North Cherry Avenue, Tucson, AZ 85721
16 UCO/Lick Observatory, Univeristy of California, Santa Cruz, CA 95064
17 Department of Astronomy, New Mexico State University, Department 4500, P.O. Box 30001, Las Cruces, NM 88011
18 Laboratoire de l'Accélerateur Linéaire, IN2P3-CNRS, Université Paris Sud, B.P. 34, 91898 Orsay Cedex, France
19 Department of Physics, University of Oxford, Nuclear and Astrophysics Laboratory, Keble Road, Oxford OX1 3RH, UK
20 Fermi National Accelerator Laboratory, P.O. Box 500, Batavia, IL 60510
21 Department of Physics and Astronomy, Vanderbilt University, Nashville, TN 37240
22 European Southern Observatory, Alonso de Cordova 3107, Vitacura, Casilla 19001, Santiago 19, Chile
23 Isaac Newton Group, Apartado de Correos 321, Santa Cruz de La Palma, E-38780 Tenerife, Spain
24 Department of Astronomy, University of Barcelona, Martí i Franques 1, E-08028 Barcelona, Spain
25 Department of Astronomy, San Diego State University, 5500 Campanile Drive, San Diego, CA 92182-1221
26 Department of Astronomy, University of Illinois, 1002 West Green Street, Urbana, IL 61801
27 Department of Physics, Rensselaer Polytechnic Institute, SC1C25, Troy, NY 12180
28 Princeton University Observatory, Peyton Hall, Princeton, NJ 08544
29 Department of Physics and Astronomy, Louisiana State University, Baton Rouge, LA 70803
30 Institute of Astronomy, Madingley Road, Cambridge CB3 0HA, UK