Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin w/spade rudder
Rigging Type: Masthead Sloop
LOA: 23.00 ft
LWL: 19.50 ft
S.A. (reported): 267.00 ft²
Beam: 7.67 ft
Displacement: 3,800.00 lb
Ballast: 1,550.00 lb
Max Draft: 4.08 ft
Construction: FG
Ballast Type: Iron
First Built: 1969
Builder: Calgan Marine (CAN)
Designer: C. William Lapworth/Calgan

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Sailboat Calculations

S.A. / Displ.: 17.59
Bal. / Displ.: 40.79
Disp: / Len: 228.79
Comfort Ratio: 18.94
Capsize Screening Formula: 1.97
S#: 2.46
Hull Speed: 5.92 kn
Pounds/Inch Immersion: 534.41 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 28.90 ft
J: 9.33 ft
P: 25.50 ft
E: 10.50 ft
S.A. Fore: 134.82 ft²
S.A. Main: 133.88 ft²
S.A. Total (100% Fore + Main Triangles): 268.70 ft²
S.A./Displ. (calc.): 17.70
Est. Forestay Length: 30.37 ft

Sailboat Links

Designers: C. William Lapworth
Builders: Calgan Marine Ltd. (CAN)
Related Sailboats: CALGAN 23
Download Boat Record:


Also called the CALGAN 23. It is thought to be similar to the CAL 24-2. Calgan built other Cal boats under license from Jensen Marine.