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post #19 of Old 08-28-2011
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Originally Posted by MikeWhy View Post
More heel can lengthen the waterline, and influence hull speed. It would depend on the boat. For a full knot difference, a 30' waterline would have to become 34'. (Someone please check my math...)
sqrt30 X 1.34 = 7.5 knots
sqrt34 X 1.34 = 7.8 knots

You would need at least a 40 waterline to get to 8.5 knots.

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