Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Keel/Cbrd.
Rigging Type: Fractional Sloop
LOA: 24.39 ft
LWL: 20.05 ft
S.A. (reported): 261.00 ft²
Beam: 8.00 ft
Displacement: 3,000.00 lb
Ballast: 1,000.00 lb
Max Draft: 4.50 ft
Min Draft: 2.50 ft
Construction: FG
Ballast Type: Lead w/ steel cb
First Built: 1958
Last Built: 1965
# Built: 184
Builder: Jensen Marine (USA)
Designer: Bill Lapworth

KLSC Leaderboard

KLSC Leaderboard

Sailboat Calculations

S.A. / Displ.: 20.13
Bal. / Displ.: 33.33
Disp: / Len: 166.16
Comfort Ratio: 13.60
Capsize Screening Formula: 2.22
S#: 3.54
Hull Speed: 6.00 kn
Pounds/Inch Immersion: 573.13 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 25.50 ft
J: 8.50 ft
P: 26.50 ft
E: 11.50 ft
S.A. Fore: 108.38 ft²
S.A. Main: 152.38 ft²
S.A. Total (100% Fore + Main Triangles): 260.76 ft²
S.A./Displ. (calc.): 20.11
Est. Forestay Length: 26.88 ft

Sailboat Links

Designers: C. William Lapworth
Builders: Jensen Marine/Cal Boats
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The first 'Cal' boat produced by Jensen Marine. Thanks to Roy Cundiff for providing the photo (taken by Michelle Kringen) of his boat.