Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin with rudder on skeg
Rigging Type: Masthead Sloop
LOA: 29.86 ft / 9.10 m
LWL: 21.00 ft / 6.40 m
S.A. (reported): 359.00 ft² / 33.35 m²
Beam: 9.00 ft / 2.74 m
Displacement: 9,000.00 lb / 4,082 kg
Ballast: 3,120.00 lb / 1,415 kg
Max Draft: 5.42 ft / 1.65 m
Construction: FG
First Built: 1972
Builder: Aquafibre Ltd, (UK)
Designer: Sparkman & Stephens

Sailboat Calculations

Definitions
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

HELP
I: 36.00 ft / 10.97 m
J: 11.97 ft / 3.65 m
P: 30.40 ft / 9.27 m
E: 9.40 ft / 2.87 m
S.A. Fore: 215.46 ft² / 20.02 m²
S.A. Main: 142.88 ft² / 13.27 m²
S.A. Total (100% Fore + Main Triangles): 358.34 ft² / 33.29 m²
S.A./Displ. (calc.): 13.29
Est. Forestay Length: 37.94 ft / 11.56 m

Sailboat Links

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

Notes

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.)