Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin with rudder on skeg
Rigging Type: Masthead Sloop
LOA: 41.50 ft
LWL: 32.50 ft
S.A. (reported): 723.00 ft²
Beam: 14.00 ft
Displacement: 24,000.00 lb
Ballast: 10,500.00 lb
Max Draft: 6.58 ft
Construction: FG
Ballast Type: Lead
First Built: 1978
Builder: Cooper Yachts Ltd. (CAN)
Designer: Stan Huntingford

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Make: Perkins
Model: 4-108 FWC
Type: Diesel
HP: 48
Fuel: 100 gals


Water: 150 gals

Sailboat Calculations

S.A. / Displ.: 13.96
Bal. / Displ.: 43.75
Disp: / Len: 312.11
Comfort Ratio: 31.36
Capsize Screening Formula: 1.95
S#: 1.42
Hull Speed: 7.64 kn
Pounds/Inch Immersion: 1,625.77 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 51.80 ft
J: 17.50 ft
P: 45.00 ft
E: 12.00 ft
S.A. Fore: 453.25 ft²
S.A. Main: 270.00 ft²
S.A. Total (100% Fore + Main Triangles): 723.25 ft²
S.A./Displ. (calc.): 13.96
Est. Forestay Length: 54.68 ft

Sailboat Links

Designers: Stan Huntingford
Builders: Cooper Enterprises Inc. (CAN)
Related Sailboats: US 42
Download Boat Record:


Molds were later acquired by Bayliner/US Yachts where it became the US 42.