Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin with rudder on skeg
Rigging Type: Masthead Sloop
LOA: 10.90 m
LWL: 9.14 m
S.A. (reported): 58.16 m²
Beam: 3.58 m
Displacement: 6,350 kg
Ballast: 2,767 kg
Max Draft: 1.91 m
Construction: FG
Ballast Type: Lead
First Built: 1973
Builder: Morgan Yachts (USA)
Designer: Charles Morgan

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Make: Universal
Model: Atomic 4
Type: Gas
HP: 30
Fuel: 68 L


Water: 227 L

Sailboat Calculations

S.A. / Displ.: 17.30
Bal. / Displ.: 43.57
Disp: / Len: 231.48
Comfort Ratio: 25.62
Capsize Screening Formula: 1.95
S#: 2.39
Hull Speed: 7.34 kn
Pounds/Inch Immersion: 1,259.52 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 14.63 m
J: 4.57 m
P: 12.95 m
E: 3.81 m
S.A. Fore: 33.45 m²
S.A. Main: 24.68 m²
S.A. Total (100% Fore + Main Triangles): 58.12 m²
S.A./Displ. (calc.): 17.29
Est. Forestay Length: 15.33 m
Mast Height from DWL: 15.87 m

Sailboat Links

Designers: Charles Morgan
Craig V. Walters
Builders: Morgan Yachts
Associations: One Ton Class
Download Boat Record:


Also called MORGAN 1 TON. Not to be confused with the a later HERITAGE ONE TON which is an entirely different design. (The IOR rating for one ton level racing was changed from 27.5 to 30.5 in 1984.)