[quote=klozhald]The olympic tornado class explored this decades ago, and found that raising one rudder only helped if your rudders were already problematic from mis-alignment, etc. They found no benefit to eliminating one finely tuned rudder's influence on the water, and it's use fell out of practice across the class.
They [b][i]did[/i][/b] document the advantage to bringing up dagger/centerboards to half profile when sailing off wind, providing the drift (side slip) was advantageous to your destination.[/quote]
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