Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Swing Keel
Rigging Type: Fractional Sloop
LOA: 6.78 m
LWL: 5.18 m
S.A. (reported): 22.30 m²
Beam: 2.49 m
Displacement: 885 kg
Ballast: 386 kg
Max Draft: 1.52 m
Min Draft: 0.69 m
Construction: FG
Ballast Type: Iron
First Built: 1975
Last Built: 1985
# Built: 130
Builder: Zygal Boats (UK)
Designer: Andrew Stewart

Sailboat Calculations

Definitions
S.A. / Displ.: 24.66
Bal. / Displ.: 43.59
Disp: / Len: 177.19
Comfort Ratio: 9.88
Capsize Screening Formula: 2.62
S#: 3.13
Hull Speed: 5.52 kn
Pounds/Inch Immersion: 496.27 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 7.62 m
J: 2.59 m
P: 6.55 m
E: 1.98 m
S.A. Fore: 9.87 m²
S.A. Main: 6.49 m²
S.A. Total (100% Fore + Main Triangles): 16.36 m²
S.A./Displ. (calc.): 18.10
Est. Forestay Length: 8.05 m

Sailboat Links

Builders: Zygal Boats (UK)
Associations: Mini Ton Class
Download Boat Record:

Notes

Designed as IOR min-tonner. (>6.5')
A fixed keel version was also available.
Transom mounted lifting rudder.