Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin w/transom hung rudder
Rigging Type: Fractional Sloop
LOA: 7.32 m
LWL: 6.10 m
S.A. (reported): 24.34 m²
Beam: 2.71 m
Displacement: 1,406 kg
Ballast: 431 kg
Max Draft: 1.22 m
Construction: FG balsa cored hull & deck
Ballast Type: Lead
First Built: 1977
# Built: 5400
Builder: J Boats Tillotson Pearson (USA)
Designer: Johnstone

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Sailboat Calculations

Definitions
S.A. / Displ.: 19.77
Bal. / Displ.: 30.65
Disp: / Len: 172.99
Comfort Ratio: 12.29
Capsize Screening Formula: 2.44
S#: 3.39
Hull Speed: 5.99 kn
Pounds/Inch Immersion: 636.01 pounds/inch

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2 nd ad half width

3rd ad full width

Rig and Sail Particulars

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I: 8.00 m
J: 2.90 m
P: 8.53 m
E: 2.97 m
S.A. Fore: 11.58 m²
S.A. Main: 12.68 m²
S.A. Total (100% Fore + Main Triangles): 24.27 m²
S.A./Displ. (calc.): 19.71
Est. Forestay Length: 8.51 m

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