Institution: | Centre de Recherche Astronomique de Lyon, 9 Avenue Charles André, 69561 Saint Genis Laval, France;Sterrewacht Leiden, Niels Bohrweg 2, 2333 CA Leiden, the Netherlands;Department of Physics and Astronomy, University of Nottingham, University Park, Nottingham NG7 2RD;Kapteyn Astronomical Institute, Postbus 800, 9700 AV Groningen, the Netherlands;Physics Department, University of Durham, South Road, Durham DH1 3LE;Institut de Physique Nucléaire de Lyon, 69622 Villeurbanne, France;Columbia Astrophysics Laboratory, 550 West 120th Street, 1027 Pupin Hall, MC 5247, New York, NY 10027, USA;Denys Wilkinson Building, University of Oxford, Keble Road, Oxford;Space Telescope European Coordinating Facility, European Southern Observatory, Karl-Schwarzschild-Str 2, 85748 Garching, Germany;Gemini Observatory, Casilla 603, La Serena, Chile |