Leech: The trailing edge, about 12 ft, however this isn’t strictly calculated in certain course procedures. Here, I will generate a general statement: ORC typeforms boats which is awful at fairly rating existing output boats that haven't been optimized for the rule. Historical designs from Charles McGregor’s 1939 Rudder magazine https://pingdirapp57.directoryup.com/top-level-category/offshore-sailing-school-13012