| Affiliation: | Astrophysics Research Institute, Liverpool John Moores University, Egerton Wharf, Birkenhead CH41 1LD;Carnegie Institution of Washington, Department of Terrestrial Magnetism, 5241 Broad Branch Rd NW, Washington, DC 20015-1305, USA;Department of Astronomy, University of California, Berkeley, CA 94720, USA;Anglo-Australian Observatory, PO Box 296, Epping 1710, Australia;Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX;Faculty of Sciences, University of Southern Queensland, Toowoomba, QLD 4350, Australia |
