G Guest Aug 9, 2001 #2 7.5 knots If the LWL is 31 feet, 4 inches.The formula is 1.34 times the square root of the LWL - length of the waterline.David
7.5 knots If the LWL is 31 feet, 4 inches.The formula is 1.34 times the square root of the LWL - length of the waterline.David