Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin with rudder on skeg
Rigging Type: Cutter
LOA: 12.37 m
LWL: 9.96 m
S.A. (reported): 73.21 m²
Beam: 3.71 m
Displacement: 10,000 kg
Ballast: 4,445 kg
Max Draft: 1.80 m
Construction: FG
First Built: 1973
# Built: 57
Builder: Southern Boatbuilding Co. (UK)
Designer: Peter Brett

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Sailboat Calculations

S.A. / Displ.: 16.10
Bal. / Displ.: 44.45
Disp: / Len: 282.25
Comfort Ratio: 34.86
Capsize Screening Formula: 1.74
S#: 1.81
Hull Speed: 7.66 kn
Pounds/Inch Immersion: 1,420.65 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 16.28 m
J: 4.63 m
P: 14.84 m
E: 4.79 m
S.A. Fore: 37.70 m²
S.A. Main: 35.52 m²
S.A. Total (100% Fore + Main Triangles): 73.22 m²
S.A./Displ. (calc.): 16.10
Est. Forestay Length: 16.92 m

Sailboat Links

Designers: Peter Brett
Builders: Marine Construction Ltd. (UK)
Associations: Rival Owners Association
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Center and aft cockpit versions. Fractional sloop, cutter, and ketch rigs.