IMCA with name worldsailing IRSA Logo

With regard to the upcoming 10 Rater World Championship but also as general advise I created the attached description of the measurement of the waterline length for 10 Rater yachts.
A description how to measure 10 Rater sails and rig allready exists. You can find it at the documents area.

Gerd Mentges
ITCA Technical Chairman