Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Keel/Cbrd.
Rigging Type: Fractional Sloop
LOA: 5.50 m
LWL: 4.65 m
S.A. (reported): 15.98 m²
Beam: 1.92 m
Displacement: 560 kg
Ballast: 150 kg
Max Draft: 0.99 m
Min Draft: 0.53 m
Construction: Plywood/FG
First Built: 1954
Builder: chantier naval Amiguet (FRA)
Designer: Jean-Jacques Herbulot

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Sailboat Calculations

Definitions
S.A. / Displ.: 23.95
Bal. / Displ.: 26.80
Disp: / Len: 155.15
Comfort Ratio: 10.21
Capsize Screening Formula: 2.35
S#: 4.15
Hull Speed: 5.23 kn
Pounds/Inch Immersion: 343.51 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 5.64 m
J: 2.17 m
P: 6.65 m
E: 2.89 m
SPL/TPS: 2.40 m
ISP: 5.79 m
S.A. Fore: 6.12 m²
S.A. Main: 9.61 m²
S.A. Total (100% Fore + Main Triangles): 15.73 m²
S.A./Displ. (calc.): 23.58
Est. Forestay Length: 6.04 m

Sailboat Links

Designers: Jean-Jacques Herbulot
Associations: Corsaire Class
Micro Class (IMCCA)
Download Boat Record:

Notes

Designed for amateur builder using plywood. Comprehensive 'Contsruction Guide' available.
A fiberglass version was introduced (overseen by the designer) in 1972.