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Sailboat Specifications

Ovni 43

Masthead Sloop · Centerboard (Trunk)

Designed by Philippe Briand · Built by Alubat (Fra) · First built 1991

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LOA 42.32 ft  ·  Beam 14.11 ft  ·  Displacement 18,739.00 lb  ·  Sail Area 968.00 ft²  ·  Masthead Sloop  ·  Centerboard (Trunk)
About the Ovni 43 Sailboat

French designer Philippe Briand created a distinctive offshore cruiser when he penned the Ovni 43 for aluminum specialist Alubat. Built from 1991 to 2000, this 42-foot masthead sloop represents the innovative centerboard design philosophy that made the Ovni series famous among serious cruising sailors seeking shallow-water versatility without compromising blue water capability. The aluminum construction provides exceptional durability for extended offshore passages, while the centerboard trunk design allows access to shallow anchorages and beaching opportunities unavailable to traditional deep-keel cruisers. With an 8.20-foot maximum draft that reduces significantly when the board is raised, the Ovni 43 opens up entire cruising grounds typically off-limits to boats of this size. Briand's design emphasizes seaworthiness with a substantial displacement of 18,739 pounds and generous ballast ratio. The relatively conservative sail area and robust construction make this an ideal platform for ocean crossing and extended cruising in challenging conditions. The Ovni's reputation for self-sufficiency and ability to dry out safely on tidal beaches has made it particularly popular with European cruisers and those planning extended voyages to remote destinations where traditional marina facilities are scarce.

Dimensions & Specifications
LOA (Length Overall) 42.32 ft / 12.90 m
LWL (Waterline Length) 34.12 ft / 10.40 m
Beam 14.11 ft / 4.30 m
Max Draft 8.20 ft / 2.50 m
Min Draft 2.62 ft / 0.80 m
Displacement 18,739.00 lb / 8,500 kg
Ballast 7,937.00 lb / 3,600 kg
Sail Area (Reported) 968.00 ft² / 89.93 m²
Design & Construction
Hull Type Centerboard (Trunk)
Rigging Type Masthead Sloop
Construction Aluminum
Designer Philippe Briand
Builder Alubat (FRA)
First Built 1991
Last Built 2000
Associations Alubat Ovni Club
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Frequently Asked Questions

What is the Ovni 43's sail area to displacement ratio?

The Ovni 43 has a Sail Area to Displacement ratio (SA/D) of 22.04. Values between 14–18 are typical cruising sailboats; 18–22 is cruiser/racer; over 22 is performance racing.

What is the Ovni 43's comfort ratio?

The Ovni 43 has a Ted Brewer Comfort Ratio of 23.32. A ratio over 30 indicates good offshore comfort; over 40 is very comfortable offshore.

Is the Ovni 43 safe for offshore sailing?

The Ovni 43 has a Capsize Screening Formula value of 2.13. Values under 2.0 are considered acceptable for offshore sailing; under 1.8 is ideal.

What is the hull speed of the Ovni 43?

The theoretical hull speed of the Ovni 43 is 7.83 kn knots, calculated from its waterline length.

How much does a Ovni 43 weigh?

The Ovni 43 has a displacement of 18,739.00 lb and a length overall (LOA) of 42.32 ft.

Who designed the Ovni 43?

The Ovni 43 was designed by Philippe Briand, first built in 1991.