On Thu, 23 Jul 2009 18:52:18 -0400, gmackey wrote:

Get this document:

http://seldenmast.com/frameset.cfm?i...dnum=334078021

Choose the English version.

If the performance of your boat is indeed asymmetrical, something not
rig related might be afoot. Your keel (or rudder) could be out of line.

thanks, a good read