Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin w/transom hung rudder
Rigging Type: Fractional Sloop
LOA: 20.00 ft / 6.10 m
LWL: 18.00 ft / 5.49 m
S.A. (reported): 195.00 ft² / 18.12 m²
Beam: 7.00 ft / 2.13 m
Displacement: 1,950.00 lb / 885 kg
Ballast: 900.00 lb / 408 kg
Max Draft: 3.33 ft / 1.01 m
Construction: FG
First Built: 1961
Last Built: 1975
# Built: 1945
Builder: Jensen Marine (USA)
Designer: C. William Lapworth

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Sailboat Calculations

Definitions
S.A. / Displ.: 20.03
Bal. / Displ.: 46.15
Disp: / Len: 149.27
Comfort Ratio: 12.12
Capsize Screening Formula: 2.24
S#: 3.81
Hull Speed: 5.69 kn
Pounds/Inch Immersion: 450.21 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 22.00 ft / 6.71 m
J: 7.30 ft / 2.23 m
P: 23.00 ft / 7.01 m
E: 10.00 ft / 3.05 m
S.A. Fore: 80.30 ft² / 7.46 m²
S.A. Main: 115.00 ft² / 10.68 m²
S.A. Total (100% Fore + Main Triangles): 195.30 ft² / 18.14 m²
S.A./Displ. (calc.): 20.07
Est. Forestay Length: 23.18 ft / 7.07 m

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