Institution: | Max-Planck-Institut fu¨r Astrophysik, Karl-Schwarzschild-Straße 1, 85740 Garching bei Mu¨nchen, Germany,;Dept of Physics &38;Astronomy, University of Western Ontario, London, Ontario N6A 3K7, Canada,;Dept of Astrophysics, Nuclear &38;Astrophysics Laboratory, Keble Road, Oxford OX1 3RH,;Dept of Physics, South Road, Durham DH1 3LE,;Dept of Physics, College of Cardiff, PO Box 913, Cardiff CF4 3TH,;Royal Observatory Edinburgh, Blackford Hill, Edinburgh EH9 3HJ,;Astronomy Centre, University of Sussex, Falmer, Brighton BN1 9QH |