Sailboat

Optimist Dinghy (Int)

1947

Optimist Dinghy (Int) is a 7.67 ft / 2.34 m sailboat designed by Clark Mills and built by La Prairie, Hartley Boats, Xtreme Sailing Products, Performance Sailcraft, Winner Boats S. L., Nautivela, Far East Boat Co., McConaghy Boats, Phileas Boats, LaserPerformance, Johnson Boat Works, SIBMA Navale Italiana, and Zim Sailing starting in 1947.

Designer: Clark Mills

Builder: La Prairie; Hartley Boats; Xtreme Sailing Products; Performance Sailcraft; Winner Boats S. L.; Nautivela; Far East Boat Co.; McConaghy Boats; Phileas Boats; LaserPerformance; Johnson Boat Works; SIBMA Navale Italiana; Zim Sailing

Hull Type: Pram (Daggerboard)

Construction: Wood/FG

Associations: Optimist Pram - International

Dimensions

Length Overall: 7.67 ft / 2.34 m

Waterline Length: 7.08 ft / 2.16 m

Beam: 3.50 ft / 1.07 m

Draft: 3.17 ft / 0.97 m

Displacement: 92 lb / 42 kg

Ballast: ?

Ballast Type: ?

Rig and Sails

Type: Sprit/Lug

Reported Sail Area: ?

Total Sail Area: ?

Mainsail

Sail Area: ?

P: ?

E

Mast Height

Foresail

Sail Area: ?

I

J

Est. Forestay Len.: ?

Mizzen

PY

EY

Spinnaker

SPL/TPS

ISP

Auxilary Power

Make: ?

Model: ?

HP: ?

Type: ?

Fuel Capacity: ?

Accomodations

Water Capacity: ?

Calculations

Hull Speed: 3.57 knots

Sail Area/Displacement

Ballast/Displacement: less stiff, less powerful

Displacement/Length: 115.73
light

Comfort Ratio: 3.67
lightweight racing boat

Capsize Screening: 3.1
better suited for coastal cruising

Notes

Immensely popular youth trainer, designed for and built by a large number of home builders.
The list shown here can only represent a small fraction of past and current professional builders.

U.S. Optimist Dinghy Assn.
P.O. Box 150127
222 E. Westmonte Dr. #101
Almonte Springs, FL 21401
407-774-7880
Fax: 407-774-6440

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Source: sailboatdata.com / CC BY

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