Technique of navigating in a zigzag course when sailing upwind; the sails cross from one side of the boat to the other.
second leg at reach
The sailboat first navigates the beam reach with the wind on the starboard side until the third buoy (first leg at reach), then sails a second straight line to the beam reach with the wind on the port side.
lowering the spinnaker
The crew lowers the spinnaker when the sailboat turns into the wind, after the second leg at reach.
Line marking the beginning of the race; when the starting signal is given, all the sailboats must be behind this line.
Floating object that marks out the race. An Olympic-type race has three buoys that are arranged in a triangle; they are rounded in a specific order.
start into a headwind
The race begins facing upwind; sailboats must then tack until the second buoy, which is located straight ahead.
Line marking the end of the race; events are usually made up of several sets, the combined result of which determines the winner.
Displacement of air caused by variations in pressure between two regions of the atmosphere.