To all nations wishing to participate in the 2023 10R World Championships

April/May 2023
Castiglione del Lago, Italy

This is a notice from the International Ten Rater Class (ITCA) in reference to some questions on how to measure accurately the 10R water line length and some ideas on the devices to help do that. 

The attached document was developed by Gerd Mentges, the Technical Chairman of the ITCA.

Any further questions can be placed with him at:  This email address is being protected from spambots. You need JavaScript enabled to view it.

Or on the combined site forum (members will need password):

All the best.


Selwyn Holland
ITCA representative IRSA