Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Fin w/spade rudder
Rigging Type: Masthead Sloop
LOA: 9.91 m
LWL: 8.00 m
S.A. (reported): 46.17 m²
Beam: 3.20 m
Displacement: 4,309 kg
Max Draft: 1.47 m
Construction: FG
First Built: 1979
Builder: Marine Projects Ltd. (UK)
Designer: David Thomas

Auxiliary Power/Tanks (orig. equip.)

Make: Volvo
Model: 2002
Type: Diesel
HP: 18
Fuel: 57 L

Sailboat Calculations

Definitions
S.A. / Displ.: 17.79
Disp: / Len: 234.47
Comfort Ratio: 22.78
Capsize Screening Formula: 1.99
S#: 2.09
Hull Speed: 6.87 kn
Pounds/Inch Immersion: 984.84 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 11.28 m
J: 3.57 m
P: 9.60 m
E: 3.81 m
S.A. Fore: 20.13 m²
S.A. Main: 18.29 m²
S.A. Total (100% Fore + Main Triangles): 38.42 m²
S.A./Displ. (calc.): 14.80
Est. Forestay Length: 11.83 m

Sailboat Links

Designers: David Thomas
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Notes

A more cruising oriented version of the SIGMA 33 OOD with shorter, masthead rig.