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Sailboat Guide

Discover your dream boat
Sailboat

Optimist Dinghy (Int)

1947

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
?
drawing

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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