Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin with rudder on skeg
Rigging Type: Masthead Sloop
LOA: 29.75 ft
LWL: 23.00 ft
S.A. (reported): 384.00 ft²
Beam: 10.08 ft
Displacement: 7,300.00 lb
Ballast: 2,976.00 lb
Max Draft: 5.50 ft
Construction: FG
First Built: 1972
Last Built: 1990
# Built: 300
Builder: Carter Offshore/Northshore Yachts (UK)
Designer: Dick Carter

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Make: Yanmar
Model: YS 12
Type: Diesel
HP: 12
Fuel: 15 gals


Water: 30 gals

Sailboat Calculations

S.A. / Displ.: 16.38
Bal. / Displ.: 40.77
Disp: / Len: 267.85
Comfort Ratio: 20.77
Capsize Screening Formula: 2.08
S#: 1.96
Hull Speed: 6.43 kn
Pounds/Inch Immersion: 828.39 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 37.50 ft
J: 12.25 ft
P: 32.50 ft
E: 9.50 ft
S.A. Fore: 229.69 ft²
S.A. Main: 154.38 ft²
S.A. Total (100% Fore + Main Triangles): 384.07 ft²
S.A./Displ. (calc.): 16.38
Est. Forestay Length: 39.45 ft

Sailboat Links


Later versions were built by Strettin in Poland, and an unknown builder in Japan.
It is thought that at least 300 were built.