The IMOCA ("Open 60"), is a 60ft development class

monohull right A monohull is a type of boat having only one hull, unlike multihulled boats which can have two or more individual hulls connected to one another. Fundamental concept Among the earliest hulls were simple logs, but these were generally unst ...

sailing yacht administered by the International Monohull Open Class Association (IMOCA). The class pinnacle event are

single Single may refer to: Arts, entertainment, and media * Single (music), a song release Songs * "Single" (Natasha Bedingfield song), 2004 * "Single" (New Kids on the Block and Ne-Yo song), 2008 * "Single" (William Wei song), 2016 * "Single", by ...

or two person ocean races, such as the

Route du Rhum The Route du Rhum is a transatlantic single-handed yacht race, which takes place every four years in November. The course is between Saint Malo, Brittany, Metropolitan France Metropolitan France (french: France métropolitaine or ''la Mé ...

and the

Vendée Globe --> The Vendée Globe is a single-handed (solo) non-stop round the world yacht race. The race was founded by Philippe Jeantot in 1989, and since 1992 has taken place every four years. It is named after the Département of Vendée, in France ...

and this has been intimately linked to design development within the class.

Class description

This class is of "open" design, this means the boat is measurement controlled and therefore designers have freedom within the rules. Design restrictions include the length (between 59 and ) and maximum

draft Draft, The Draft, or Draught may refer to: Watercraft dimensions * Draft (hull), the distance from waterline to keel of a vessel * Draft (sail), degree of curvature in a sail * Air draft, distance from waterline to the highest point on a vesse ...

(). There are no explicit restrictions on

beam Beam may refer to: Streams of particles or energy *Light beam, or beam of light, a directional projection of light energy **Laser beam *Particle beam, a stream of charged or neutral particles **Charged particle beam, a spatially localized grou ...

, mast height or sail area although these are all indirectly controlled by flotation and self-righting capability requirements. The rules also tackle safety and survival design and equipment. This class is recognised by

World Sailing World Sailing (WS) is the world sport governing body, governing body for the sailing (sport), sport of sailing recognized by the International Olympic Committee and the International Paralympic Committee (IPC). History The creation of the Inter ...

Events

These races are open to, but not necessarily limited to this class. *

Barcelona World Race The Barcelona World Race is a non-stop, round-the-world yacht race for crews of two, sailed on Open 60 IMOCA monohull boats. Following the Clipper route, it starts and finishes in Barcelona, and is organised by the Barcelona Ocean Sailing Fou ...

* * Rolex Fastnet Race *

Single-Handed Trans-Atlantic Race The Single-handed Trans-Atlantic Race (STAR) is an east-to-west yacht race across the North Atlantic. When inaugurated in 1960, it was the first single-handed ocean yacht race; it is run from Plymouth in England to Newport, Rhode Island in th ...

Transat Jacques Vabre The Transat Jacques Vabre is a yachting race that follows the historic coffee trading route between France and Brazil. It is named after (and sponsored by) a French brand of coffee. The course was drawn up back in 1993 to follow in the wake of ...

* Transat Québec–Saint-Malo *

limited to IMOCAs *

The Ocean Race The Ocean Race is a yacht race around the world, held every three or four years since 1973. Originally named the Whitbread Round the World Race after its initiating sponsor, British brewing company Whitbread, in 2001 it became the Volvo Ocean Rac ...

from 2021.

Evolution

Radical ideas

* Project Amazon - Twin "main" masted, no real headsails * Canting rig (common on multihulls)

Semi foiling

References

External links

* Classes of World Sailing Single-handed sailing Development sailing classes Box rule sailing classes {{Sailing-stub