`S = sqrt(W) * 1.34`

Enter a value for all fields

The Displacement Hull Top Speed equation calculates the estimated top speed for a boat with a displacement hull given the waterline length.

INSTRUCTIONS: Enter the following

• (W) Waterline Length: this is the total length of a boat at the cross-section of the boat at the water level

(S) Top Speed: the top speed is returned in knots