Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin Keel
Rigging Type: Masthead Sloop
LOA: 10.67 m
LWL: 9.14 m
S.A. (reported): 46.45 m²
Beam: 3.51 m
Displacement: 7,257 kg
Ballast: 3,175 kg
Max Draft: 1.83 m
Construction: FG
First Built: 1974
Builder: Yorktown Marine Corp (USA)
Designer: H. McCune

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Make: Perkins
Model: 4-1076
Type: Diesel
Fuel: 102 L


Water: 151 L
Headroom: 1.91 m

Sailboat Calculations

S.A. / Displ.: 12.65
Bal. / Displ.: 43.75
Disp: / Len: 264.55
Comfort Ratio: 30.35
Capsize Screening Formula: 1.83
S#: 1.61
Hull Speed: 7.34 kn
Pounds/Inch Immersion: 1,232.72 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 11.66 m
J: 3.96 m
P: 10.52 m
E: 4.42 m
S.A. Fore: 23.11 m²
S.A. Main: 23.24 m²
S.A. Total (100% Fore + Main Triangles): 46.35 m²
S.A./Displ. (calc.): 12.62
Est. Forestay Length: 12.32 m

Sailboat Links

Builders: Henry R. McCune
Download Boat Record:


Several different versions were available including flush deck and center cockpit models.
Sold for owner completion or finished sailaway.

Contact Info. was:
Yorktown Yachts
701 Sanford Ave.
Wilmington, CA (USA)
(not longer in business)