Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin w/spade rudder
Rigging Type: Masthead Sloop
LOA: 10.29 m
LWL: 8.23 m
S.A. (reported): 47.01 m²
Beam: 3.38 m
Displacement: 4,536 kg
Ballast: 2,087 kg
Max Draft: 1.83 m
Construction: FG
Ballast Type: Lead
First Built: 1981
Builder: Spencer Boats Ltd.
Designer: Vladimir Plavsic

KLSC Leaderboard

KLSC Leaderboard

Sailboat Calculations

S.A. / Displ.: 17.50
Bal. / Displ.: 46.00
Disp: / Len: 226.81
Comfort Ratio: 21.63
Capsize Screening Formula: 2.06
S#: 2.46
Hull Speed: 6.96 kn
Pounds/Inch Immersion: 1,068.93 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 13.50 m
J: 4.11 m
P: 11.67 m
E: 3.29 m
S.A. Fore: 27.78 m²
S.A. Main: 19.21 m²
S.A. Total (100% Fore + Main Triangles): 47.00 m²
S.A./Displ. (calc.): 17.50
Est. Forestay Length: 14.12 m

Sailboat Links

Designers: Vladimir Plavsic
Builders: Spencer Boats Ltd.
Associations: Spencer Yachts Owners Group
Download Boat Record:


IOR 3/4 ton racer.
Also available with a fractional rig.