Institution: | Anglo-Australian Observatory, PO Box 296, Epping, NSW 1710, Australia;Astrophysics Research Institute, Liverpool John Moores University, Twelve Quays House, Egerton Wharf, Birkenhead CH41 1LD;Department of Physics, University of Durham, South Road, Durham DH1 3LE;Department of Physics, Oxford University, 1 Keble Road, Oxford OX1 3RH;Mullard Space Science Laboratory, Holmbury St. Mary, Dorking, Surrey RH5 6NT |