Start time: Jul 24 2010 16:00:00 UTC Start by Chicago at position: 41N53.4000 087W35.4000 Marks: BRG is the bearing from ship to mark at scoring position. 1: Grays Reef Light - Leave 45N45.9492 085W09.2088 to Port - BRG 290 2: New Shoal Buoy - Leave 45N48.8934 085W08.0081 to Starboard - BRG 140 Finish line: Line by Mackinac Island between marks A and B at positions: A: 45N51.2579 084W37.6828 B: 45N50.2621 084W37.5572