Link to the actual journal article for anyone interested: http://mnras.oxfordjournals.org/content/early/2013/01/07/mnras.sts497.full http://mnras.oxfordjournals

Link to the actual journal article for anyone interested: http://mnras.oxfordjournals.org/content/early/2013/01/07/mnras.sts497.full http://mnras.oxfordjournals.org/content/early/2013/01/07/mnr... What the heck is this thing?