Institution: | Department of Physics &Astronomy, The Open University, Walton Hall, Milton Keynes MK7 6AA;Department of Physics &Astronomy, University of Leicester, University Road, Leicester LE1 7RH;Cerro Tololo Inter-American Observatory, Casilla 603, La Serena, Chile;Nordic Optical Telescope, Roque del Los Muchachos &Santa Cruz de La Palma, Canary Islands, Spain;Department of Physics &Astronomy, Southampton University, Southampton SO17 1BJ;Department of Astrophysics, University of Nijmegen, PO Box 9010, 6500 GL Nijmegen, the Netherlands;Department of Physics, University of Warwick, Coventry CV4 7AL;Fault Studies &Fuel Branch, British Energy Generation Ltd, Gloucester GL4 3RS |