Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin w/spade rudder
Rigging Type: Fractional Sloop
LOA: 31.50 ft
LWL: 26.25 ft
S.A. (reported): 893.00 ft²
Beam: 10.50 ft
Displacement: 9,259.00 lb
Ballast: 3,748.00 lb
Max Draft: 5.58 ft
Construction: FG
Ballast Type: Iron
First Built: 1982
# Built: 150
Builder: Boo Marin (SWE)
Designer: Stefan Qviberg/Torgny Jansson

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Make: Volvo Penta
Model: MD7
Type: Diesel
Fuel: 11 gals


Water: 34 gals

Sailboat Calculations

S.A. / Displ.: 32.51
Bal. / Displ.: 40.48
Disp: / Len: 228.52
Comfort Ratio: 22.44
Capsize Screening Formula: 2.00
Hull Speed: 6.87 kn
Pounds/Inch Immersion: 984.84 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Sailboat Links

Designers: Stefan Qviberg
Builders: Arcona Yachts (Boo Marin AB)
Marieholm Boats (SWE)
Download Boat Record:


A later version with a slightly different lead keel, and taller rig was called the ARCONA 321.