Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Keel/Cbrd.
Rigging Type: Masthead Sloop
LOA: 13.46 m
LWL: 10.64 m
S.A. (reported): 80.92 m²
Beam: 3.80 m
Displacement: 11,113 kg
Ballast: 4,536 kg
Max Draft: 2.68 m
Min Draft: 1.49 m
Construction: FG
Ballast Type: Lead
First Built: 1981
Builder: Alden Yachts (USA)
Designer: Alden Associates

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Make: Yanmar
Type: Diesel

Sailboat Calculations

S.A. / Displ.: 16.59
Bal. / Displ.: 40.82
Disp: / Len: 256.86
Comfort Ratio: 34.91
Capsize Screening Formula: 1.72
S#: 2.07
Hull Speed: 7.92 kn
Pounds/Inch Immersion: 1,554.67 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 16.49 m
J: 5.88 m
P: 14.36 m
E: 4.51 m
S.A. Fore: 48.50 m²
S.A. Main: 32.38 m²
S.A. Total (100% Fore + Main Triangles): 80.88 m²
S.A./Displ. (calc.): 16.58
Est. Forestay Length: 17.51 m

Sailboat Links

Designers: Niels Helleberg
Builders: Alden Yachts (USA)
Related Sailboats: ALDEN 44
Download Boat Record:


For this later version of the ALDEN 44, the rudder/skeg was significantly modified with an 'out of aperture' propeller and shaft re-positioned forward. Changes were also made to the interior layout.