Thursday 15 April 2010

How to Plane

So I have been going on about planing recently and have found the following top tips which we'll be putting into effect in the next race..... planing can happen in a suitably designed boat in moderate to strong winds if the crew do some or all of the following:
  • Sail on a reach or broad reach to begin
  • Slacken the jib
  • Raise the centreboard
  • Increase the speed
  • Keep the hull level, trapeze if necessary
  • Observe the wake until it is smooth and fast.
  • Move the crew weight increasingly towards the rear to begin and to sustain planing
  • Sheet in as speed increases, and apparent wind correspondingly moves forward.
  • Keep the boat flat and level
  • Bear away to maintain speed as necessary
  • Flick or pump the sails (although there are restrictions on doing this in a race)
While planing, it is important to steer through the waves, avoiding any collision with the wave in front. Also, in dinghies, keep good control of the sail power. A small change in wind direction can easily cause a capsize or gybes. Boat control becomes easier as planing begins, but fast reactions are often needed to get there, to keep the speed up and to keep the boat level. Crew balance and trim are vital, as are sail trimming and minimal centreboard.

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