Affiliation: | Astrophysics and Supercomputing, Swinburne University, Hawthorn VIC 3122, Australia;Department of Physics and Astronomy, McMaster University, Hamilton ON L8S 4M1, Canada;Department of Physics, University of Waterloo, Waterloo ON N2L 3G1, Canada;Visiting Fellow, Research School of Astronomy and Astrophysics, Australian National University, Weston ACT 2611, Australia |