Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin w/spade rudder
Rigging Type: Fractional Sloop
LOA: 28.50 ft
LWL: 24.17 ft
S.A. (reported): 422.00 ft²
Beam: 10.50 ft
Displacement: 7,500.00 lb
Ballast: 3,000.00 lb
Max Draft: 5.00 ft
Construction: FG
Ballast Type: Lead
First Built: 1980
Last Built: 1984
# Built: 90
Builder: Ericson Yachts (USA)
Designer: Bruce King

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Type: Diesel
HP: 11
Fuel: 25 gals


Water: 25 gals

Sailboat Calculations

S.A. / Displ.: 17.68
Bal. / Displ.: 40.00
Disp: / Len: 237.13
Comfort Ratio: 19.86
Capsize Screening Formula: 2.15
S#: 2.31
Hull Speed: 6.59 kn
Pounds/Inch Immersion: 906.80 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 33.50 ft
J: 12.83 ft
P: 34.75 ft
E: 11.17 ft
S.A. Fore: 214.90 ft²
S.A. Main: 194.08 ft²
S.A. Total (100% Fore + Main Triangles): 408.98 ft²
S.A./Displ. (calc.): 17.13
Est. Forestay Length: 35.87 ft

Sailboat Links

Designers: Bruce King
Builders: Ericson Yachts (USA)
Associations: Ericson Yachts Information
Download Boat Record:


Shoal draft version: 4'.
The '+', apparently designates the fractional rig version. A masthead rig was also available. Dates and number produced includes both versions.