Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin with rudder on skeg
Rigging Type: Masthead Sloop
LOA: 7.62 m
LWL: 6.15 m
S.A. (reported): 23.78 m²
Beam: 2.44 m
Displacement: 1,996 kg
Ballast: 816 kg
Max Draft: 1.19 m
Construction: FG
First Built: 1972
Last Built: 1983
Builder: Hunter Marine (USA)
Designer: John Cherubini/Bob Seidelmann

KLSC Leaderboard

KLSC Leaderboard

Sailboat Calculations

S.A. / Displ.: 15.30
Bal. / Displ.: 40.91
Disp: / Len: 239.38
Comfort Ratio: 19.71
Capsize Screening Formula: 1.96
S#: 2.11
Hull Speed: 6.02 kn
Pounds/Inch Immersion: 576.56 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 9.14 m
J: 3.20 m
P: 7.56 m
E: 2.44 m
S.A. Fore: 14.63 m²
S.A. Main: 9.21 m²
S.A. Total (100% Fore + Main Triangles): 23.84 m²
S.A./Displ. (calc.): 15.34
Est. Forestay Length: 9.69 m
Mast Height from DWL: 10.39 m

Sailboat Links

Designers: J. Robert Seidelmann
John Cherubini
Builders: Hunter Marine (USA)
Products: Sailboat Trailers
The Sail Warehouse
Download Boat Record:


This is said to be the first sailboat built by Hunter Marine (USA).
Shoal draft version: 2.92'/0.89m