Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Long Keel
Rigging Type: Masthead Sloop
LOA: 25.75 ft
LWL: 22.47 ft
S.A. (reported): 277.71 ft²
Beam: 8.23 ft
Displacement: 3,858.00 lb
Ballast: 1,698.00 lb
Max Draft: 3.54 ft
Construction: GRP
First Built: 1968
Builder: Sydkystens Bådebyggeri
Designer: Per Brohäll

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Make: Albin
Model: 0-11
Type: Gas (or kerosene)
HP: 6

Sailboat Calculations

S.A. / Displ.: 18.11
Bal. / Displ.: 44.01
Disp: / Len: 151.81
Comfort Ratio: 15.34
Capsize Screening Formula: 2.10
S#: 3.49
Hull Speed: 6.35 kn
Pounds/Inch Immersion: 660.77 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 29.20 ft
J: 10.17 ft
P: 24.93 ft
E: 10.30 ft
S.A. Fore: 148.48 ft²
S.A. Main: 128.39 ft²
S.A. Total (100% Fore + Main Triangles): 276.87 ft²
S.A./Displ. (calc.): 18.06
Est. Forestay Length: 30.92 ft

Sailboat Links

Designers: Per Brohäll
Download Boat Record:


Originally called the Buvenäs Cruiser.
Brohäll design #60
Also available with transom mounted rudder (pictured)
Drawing courtesy Marinmuseum (
Photo courtesy of Tur 80 (#184 "Filur") owner Mads Drewsen.