Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin with rudder on skeg
Rigging Type: Masthead Sloop
LOA: 9.10 m
LWL: 6.40 m
S.A. (reported): 33.35 m²
Beam: 2.74 m
Displacement: 4,082 kg
Ballast: 1,415 kg
Max Draft: 1.65 m
Construction: FG
First Built: 1972
Builder: Aquafibre Ltd, (UK)
Designer: Sparkman & Stephens

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Sailboat Calculations

S.A. / Displ.: 13.32
Bal. / Displ.: 34.67
Disp: / Len: 433.85
Comfort Ratio: 31.49
Capsize Screening Formula: 1.73
S#: 0.80
Hull Speed: 6.14 kn
Pounds/Inch Immersion: 675.32 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 10.97 m
J: 3.65 m
P: 9.27 m
E: 2.87 m
S.A. Fore: 20.02 m²
S.A. Main: 13.27 m²
S.A. Total (100% Fore + Main Triangles): 33.29 m²
S.A./Displ. (calc.): 13.29
Est. Forestay Length: 11.56 m

Sailboat Links

Designers: Sparkman & Stephens
Builders: Aquafibre Ltd.
Download Boat Record:


S&S design #2014.
Also known as the S&S 30.
Some were imported to US and sold as the PALMER JOHNSON 30.
Many thanks to Owen McCall, PJ-30 owner, for supplying information on the different versions of the S&S 30. (Rig dimensions from original designers sail plan which was changed several times.)