Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin with rudder on skeg
Rigging Type: Cutter
LOA: 40.58 ft
LWL: 32.67 ft
S.A. (reported): 788.00 ft²
Beam: 12.17 ft
Displacement: 22,046.00 lb
Ballast: 9,800.00 lb
Max Draft: 5.90 ft
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: 53.40 ft
J: 15.20 ft
P: 48.70 ft
E: 15.70 ft
S.A. Fore: 405.84 ft²
S.A. Main: 382.30 ft²
S.A. Total (100% Fore + Main Triangles): 788.14 ft²
S.A./Displ. (calc.): 16.10
Est. Forestay Length: 55.52 ft

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.