Correction of axis to be used when measuring mast and mainsail assembly.

Ac75 mast. Indeed the rule stipulates that the mast base must be at least 150 m above the measurement waterline at the same height as the sheer line. Emirates Team New Zealands mast has been built at Southern Spars in Auckland whereas the rigging package was built at Future Fibres in Valencia. Official website of Americas Cup.

Of course the double skinned mainsail doesnt generate the power of the hard wingsail of the AC72. The AC75 Designed to Fly. Latest AC75 Class Rule version.

It consists of two mainsails which are attached to both corners of a D-shaped mast tube. One step closer towards the AC75 in the water. Its a one-design section with the mast surface defined by the rule.

As with everything on the AC75 the mainsail is a relatively new concept. To start with the AC75 is big 75-feet long and 16-feet wide but its also light which is crucial because the AC75 is designed to fly. Emirates Team New Zealand.

SUBSCRIBE to the official ETNZ channel. The AC75s 265m mast is stepped on a ball so that it rotates and it has a single set of spreaders and running backstays. The physics of a foiling AC75 are as simple as they are complex but envision a large windsurfing board with towering sails.

Change to the measurement between centre to mass and centre of buoyancy. Nowadays foils are commonplace but the engineering and sailing techniques needed to get the AC75 to fly are completely different from anything seen before. Addition of foils to be allowed to lie more than 0200 m above MRP.