The AC75 Americas Cup 75 class is a 75ft sailboat class governing the construction and operation of the yachts to be used in the 2021 Americas Cup.

Ac75 no boom. Won the last Americas Cup in Bermuda and decided to shift the contest away from multihulls and back to monohulls no-one expected anything so radical. The AC75 is relatively light its weight can be compared to a 380 meters surfboard boarded by a 35-kilogram teenager. Following towing tests of the foiling systems earlier in the week a weather window of light wind allowed the mainsail and jib to be hoisted separately with the team chase boat alongside.

Defiant built by American Magic is the narrowest yacht its foil rotation. Emirates Team New Zealand. Valencia 18 October 2019 AC75 CLASS RULE AMENDMENT 7 26 AC75 Class Rule 129 Proposed amendment.

The boat type is a foiling monohull with canting ballasted T-wing hydrofoils mounted on port and starboard topside longitudinal drums a centerline T-wing rudder and no keel. Page 2 of 10. Dyer Jones USA - born 1946 Active in the Americas Cup since 1967 Chairman of the NYYC AC Race Committee in 1983 and Regatta Director in Valencia in 2007.

The AC75 mainsail will have a different flying shape from the IACC monohulls sailed from 1992-2007 Americas Cups class and the hard wingsails used on the AC72 and AC50 in 2013 and 2017. The 2019 inductees are. To avoid that on all the AC75 boats we see deck.

AC75 DESIGNS End January 2021. The leeward skin is more curved and therefore the leech is further forward. This brings the total to four and provides us with plenty of opportunity to analyse the differences that are already apparent.

Hulls As explained in the article a year ago the hull of an AC75 in foiling mode should have zero lift zero heel and almost zero distance between the bottom of the hull and the water surface. The 23 m 75 ft monohulls featured wing-like sailing hydrofoils mounted under the hull a soft wingsail and no keel. LATEST AC75 - DEVELOPMENTS - ANALYSIS.