Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin Keel
Rigging Type: Masthead Sloop
LOA: 40.00 ft / 12.19 m
LWL: 28.00 ft / 8.53 m
S.A. (reported): 669.00 ft² / 62.15 m²
Beam: 11.00 ft / 3.35 m
Displacement: 17,800.00 lb / 8,074 kg
Max Draft: 5.50 ft / 1.68 m
Construction: Wood
First Built: 1960
Designer: C. William Lapworth

Sailboat Calculations

Definitions
S.A. / Displ.: 15.76
Disp: / Len: 361.99
Comfort Ratio: 35.71
Capsize Screening Formula: 1.69
S#: 1.26
Hull Speed: 7.09 kn
Pounds/Inch Immersion: 1,100.52 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 45.50 ft / 13.87 m
J: 15.50 ft / 4.72 m
P: 39.00 ft / 11.89 m
E: 16.20 ft / 4.94 m
S.A. Fore: 352.63 ft² / 32.76 m²
S.A. Main: 315.90 ft² / 29.35 m²
S.A. Total (100% Fore + Main Triangles): 668.53 ft² / 62.11 m²
S.A./Displ. (calc.): 15.75
Est. Forestay Length: 48.07 ft / 14.65 m

Sailboat Links

Designers: C. William Lapworth
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