Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin with rudder on skeg
Rigging Type: Fractional Sloop
LOA: 29.83 ft
LWL: 22.50 ft
S.A. (reported): 305.00 ft²
Beam: 5.83 ft
Displacement: 2,300.00 lb
Ballast: 1,145.00 lb
Max Draft: 3.83 ft
Construction: Ply with single chine or FG
Ballast Type: Iron
First Built: 1946
# Built: 460
Builder: Graves Yacht Yard (USA)
Designer: C. Raymond Hunt

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Sailboat Calculations

S.A. / Displ.: 28.07
Bal. / Displ.: 49.78
Disp: / Len: 90.14
Comfort Ratio: 13.73
Capsize Screening Formula: 1.77
Hull Speed: 6.36 kn
Pounds/Inch Immersion: 468.70 pounds/inch

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2 nd ad half width

3rd ad full width

Sailboat Links


Hunt began racing the prototype in 1940. Further development was delayed by WWII. He resumed development in 1945 and began lining up builders and suppliers. Graves built the first production hull (#2) in 1946.
Thanks to Kenneth Rolt for historical information.

Class approved Fiberglass construction in 1967 and aluminum spars in 1973.
Last known builder(2007):
Shaw Yacht, Inc.
Thomaston, ME USA