The IRSA Marblehead (M) class is probably the most exciting to sail with its moderate size and light weight combined with high manoevrability and stability. Essentially a box rule with minimal constraints. A modern M will usually be made almost entirely of carbon fibre – hull, foils, spars and fittings. The class was the first to adopt hi …
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Highlander Trophy International A Class World Championship The Highlander Trophy was presented by David Coode to ISAF-RSD in 1993 by deed of gift. The trophy is presented to the winner of the World Championship in the A class. Team of Three Trophy The Team of Three trophy was donated by …
Marblehead Open class, box class Carbon hulls, foils and spars Hull length 1.3 m Displacement 4.5 to 5.5 kgs Draught 660 mm Sail area 0.5161 m² read more Ten Rater Open class Waterline length x Sail area = constant Carbon hulls, foils and spars Hull length 1.3 to 1.8 m …
IRSA is the worldwide radio sailing organization as an affiliated member of World Sailing. IRSA is dedicated to the enhancement of both current and emerging world radio sailing classes through the promotion and development of consistent class rules, measurement methods, radio yachting racing rules, and advice in running major racing events.
