Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin w/transom hung rudder
Rigging Type: Masthead Sloop
LOA: 7.77 m
LWL: 6.79 m
S.A. (reported): 30.29 m²
Beam: 2.74 m
Displacement: 1,905 kg
Ballast: 635 kg
Max Draft: 1.34 m
Construction: FG
Ballast Type: Lead
First Built: 1981
Builder: Formula Yachts (USA)
Designer: Bob Evelyn

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Sailboat Calculations

Definitions
S.A. / Displ.: 20.09
Bal. / Displ.: 33.33
Disp: / Len: 169.76
Comfort Ratio: 14.96
Capsize Screening Formula: 2.23
S#: 3.54
Hull Speed: 6.32 kn
Pounds/Inch Immersion: 716.16 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

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I: 10.21 m
J: 3.35 m
P: 8.23 m
E: 3.35 m
S.A. Fore: 17.12 m²
S.A. Main: 13.80 m²
S.A. Total (100% Fore + Main Triangles): 30.91 m²
S.A./Displ. (calc.): 20.51
Est. Forestay Length: 10.75 m

Sailboat Links

Designers: Robert Evelyn
Builders: Formula Yachts (USA)
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Notes

Prototype was 'Prophet', winner of MORC Internationals of 1981.