A centreboard or centerboard (US) is a retractable hull appendage which pivots out of a slot in the hull of a sailboat, known as a centreboard trunk (UK)...

A daggerboard is a retractable centreboard used by various sailing craft. While other types of centreboard may pivot to retract, a daggerboard slides...

mounted in pairs on each side of a hull, leeboards function much like a centreboard, allowing shallow-draft craft to ply waters fixed keel boats cannot....

Nationality 2015 present Centreboard 470 470 World Championships Fleet Open – 1970 1984 annually no longer held Centreboard 470 470 World Championships...

rigging, engine, transmission, propeller), or controls (helm, rudder, centreboard, daggerboards, rigging). Similarly, a jury mast is a replacement mast...

This is a List of World Championships medalists in sailing in centreboard classes. World Championships in Sailing ISAF Sailing World Championships World...

in the country to which the challenging and defending clubs belong. Centreboard or sliding keel vessels are allowed with no restrictions nor limitations...

draft keel or optionally a centreboard. It displaces 500 lb (227 kg) and carries 135 lb (61 kg) of ballast. The centreboard version has a draft of 4.00 ft...

225 lb (8,267 kg) and has a long keel and centreboard. The boat has a draft of 9.08 ft (2.77 m) with the centreboard extended and 4.50 ft (1.37 m) with it...

Smooth curve hulls are hulls that use, just like the curved hulls, a centreboard, or an attached keel.[citation needed] Semi round bilge hulls are somewhat...

type marconi without boom and the peculiarity of not having rudder nor centreboard. The steering of the boat is carried out with the movement and distribution...

and a stub keel with a centreboard. It displaces 2,348 lb (1,065 kg). The boat has a draft of 4.00 ft (1.22 m) with the centreboard extended and 1.50 ft...

weighted bulb, or an optional stub keel with a bottom beaching plate, centreboard and twin rudders to allow it to remain upright when beached. The fin...

the wheelhouse. It has a fixed stub fin keel and a retractable steel centreboard. It displaces 17,637 lb (8,000 kg) and carries 5,000 lb (2,268 kg) of...

reason being that a centreboard/keel is not needed for sailing downwind and simply adds to the drag of the hull. Raising the centreboard reduces drag and...

rudders controlled by a tiller and a fixed stub keel with a retractable centreboard. It displaces 2,745 lb (1,245 kg) empty and carries 661 lb (300 kg) of...

The European championships in sailing are a series of sailing championships in Europe organized or sanctioned by the European Sailing Federation (EUROSAF)...

five essential controls: the sails the foils (i.e. the daggerboard or centreboard and rudder and sometimes lifting foils as found on the Moth) the trim...

Bitts Boom brake Bow Bowsprit Cable Capstan Cathead Carpenter's walk Centreboard Chains Cockpit Companionway Crow's nest Daggerboard Deck Figurehead Forecastle...

keel with a retractable centreboard. It displaces 882 lb (400 kg). The boat has a draft of 4.76 ft (1.45 m) with the centreboard extended and 1.48 ft (0...

sail from place to place, but could lower their masts and raise their centreboards, allowing mules to tow them through canals. The design allowed their...

weighs 500 kilograms. The draft can vary, depending on whether it has a centreboard, between 0.55 and 1.15 meters. The mainsail has a surface area of 11...

49er FX Finn IQFoil Laser Standard Laser Radial Nacra 17 World Sailing centreboard classes 29er 420 505 B14 Byte Cadet Contender Enterprise Europe Fireball...

killing prey. The submerged dorsal sail would have provided a strong centreboard-like counterforce for powerful sidewards movements of the strong neck...

comment that designing a multihull is similar to designing an aircraft. A centreboard or daggerboard is retractable lightweight keel which can be pulled up...

100 lb (45 kg) of ballast in the steel centreboard. The boat has a draft of 4.00 ft (1.22 m) with the centreboard extended and 0.83 ft (0.25 m) with it...

slack bilges in the section (to give greater stability); by the 1850s centreboards were common. The last whaleships to carry whaleboats worked under oar...

49er FX Finn IQFoil Laser Standard Laser Radial Nacra 17 World Sailing centreboard classes 29er 420 505 B14 Byte Cadet Contender Enterprise Europe Fireball...

a retractable centreboard. The boat has a draft of 5.00 ft (1.52 m) with the centreboard down and 2.50 ft (0.76 m) with the centreboard retracted. The...

Bruce foil, a foil used on an outrigger to prevent a boat from heeling Centreboard, a movable keel that functions as a foil Foilboard, a surfboard using...