As the subject says, Macquarie Innovation are claiming a new world record for a sailing boat (as opposed to a windsurfer or kite); 48.15knots over the 500m, impressively done in only 17 knots of wind. Max speed of 51.47knots...
I'm not sure if this link will work, but heres the press release out today;https://docs.google.com/gview?attid=0.1&thid=11e9ef52b7f9f37a&a=v&pli=1
The link does not go anywhere windjunky and I can't find any links to a press release with Google. Do you have any other links?