Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin Keel
Rigging Type: Masthead Sloop
LOA: 7.62 m
LWL: 6.13 m
S.A. (reported): 23.78 m²
Beam: 2.44 m
Displacement: 2,114 kg
Ballast: 898 kg
Max Draft: 0.84 m
Construction: FG/Wood
First Built: 1975
Designer: Bruce Roberts

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Sailboat Calculations

S.A. / Displ.: 14.72
Bal. / Displ.: 42.49
Disp: / Len: 256.18
Comfort Ratio: 20.92
Capsize Screening Formula: 1.92
S#: 1.90
Hull Speed: 6.01 kn
Pounds/Inch Immersion: 574.56 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 8.56 m
J: 3.05 m
P: 7.35 m
E: 2.93 m
S.A. Fore: 13.05 m²
S.A. Main: 10.75 m²
S.A. Total (100% Fore + Main Triangles): 23.80 m²
S.A./Displ. (calc.): 14.73
Est. Forestay Length: 9.09 m

Sailboat Links

Designers: Bruce Roberts
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One of most popular of the designers plans. It is said that more than 1000 have been built.