Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin w/spade rudder
Rigging Type: Fractional Sloop
LOA: 35.17 ft
LWL: 27.24 ft
S.A. (reported): 565.00 ft²
Beam: 10.83 ft
Displacement: 11,466.00 lb
Ballast: 4,960.00 lb
Max Draft: 5.90 ft
Construction: FG
Ballast Type: Lead
First Built: 1980
Last Built: 1984
# Built: 130
Builder: Albin Marine (SWE)
Designer: Peter Norlin

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Make: Volvo Penta
Model: MD11
Type: Diesel
HP: 23
Fuel: 60 gals


Water: 120 gals

Sailboat Calculations

S.A. / Displ.: 17.84
Bal. / Displ.: 43.26
Disp: / Len: 253.25
Comfort Ratio: 25.05
Capsize Screening Formula: 1.92
S#: 2.22
Hull Speed: 6.99 kn
Pounds/Inch Immersion: 1,054.10 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 41.33 ft
J: 12.78 ft
P: 42.63 ft
E: 14.10 ft
S.A. Fore: 264.10 ft²
S.A. Main: 300.54 ft²
S.A. Total (100% Fore + Main Triangles): 564.64 ft²
S.A./Displ. (calc.): 17.83
Est. Forestay Length: 43.26 ft

Sailboat Links

Designers: Peter Norlin
Builders: Albin Marine
Associations: IOR 3/4 ton
Download Boat Record:


Based on a 3/4 ton ('Regnbagen') winner of 1979 3/4 ton cup held in Hundested, Denmark. Early models came std. with teak decks.
After Albin Marine cancelled production in 1984, some hulls were built in Korea from 1984 to 1986.

Thanks to Cord Naujokat for providing corrected information.