This might be a rough starting point, the CS 30. http://bottrell.ca/BoatDocs/CS30Polars.pdf
You could pick a few datapoints and see how close you are. Michael Brown Windburn C&C 30-1 Date: Thu, 28 Apr 2016 14:24:38 -0600 From: Lorne Serpa <lorne.se...@gmail.com> To: cnc-list@cnc-list.com Subject: Stus-List '88 MkII 30 polar? Message-ID: <CAL=LX5UG6=q1z0hmgbbiu73bf+ivzg-bkgrrlso3bw5hfgs...@mail.gmail.com> Content-Type: text/plain; charset="utf-8" A couple of my new weather routing apps would like a polar to make routing more accurate. Anyone have one or know where to get one? If not, there polar are prep loaded. Would any get me close?
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