Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin with rudder on skeg
Rigging Type: Masthead Sloop
LOA: 37.73 ft
LWL: 31.82 ft
S.A. (reported): 600.00 ft²
Beam: 11.48 ft
Displacement: 19,841.00 lb
Ballast: 8,157.00 lb
Max Draft: 5.74 ft
Construction: FG
First Built: 1980
Last Built: 1983
Builder: Najad Varvet AB
Designer: Peter Norlin

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Make: Volvo Penta
Model: MD 21B
Type: Diesel
HP: 45
Fuel: 80 gals


Water: 92 gals

Sailboat Calculations

S.A. / Displ.: 13.15
Bal. / Displ.: 41.11
Disp: / Len: 274.93
Comfort Ratio: 35.37
Capsize Screening Formula: 1.70
S#: 1.59
Hull Speed: 7.56 kn
Pounds/Inch Immersion: 1,305.23 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 43.93 ft
J: 13.78 ft
P: 42.16 ft
E: 14.11 ft
S.A. Fore: 302.68 ft²
S.A. Main: 297.44 ft²
S.A. Total (100% Fore + Main Triangles): 600.12 ft²
S.A./Displ. (calc.): 13.15
Est. Forestay Length: 46.04 ft

Sailboat Links

Designers: Peter Norlin
Builders: Najad Yachts (SWE)
Download Boat Record:


Similar to the later NAJAD 371.