Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin Keel
Rigging Type: Cutter
LOA: 53.50 ft
LWL: 39.75 ft
S.A. (reported): 1,218.00 ft²
Beam: 14.83 ft
Displacement: 38,600.00 lb
Ballast: 14,360.00 lb
Max Draft: 6.87 ft
Construction: FG
First Built: 1982
Last Built: 1989
Builder: Ta Shing Yacht Buildling (TAIWAN)
Designer: Al Mason

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Sailboat Calculations

S.A. / Displ.: 17.14
Bal. / Displ.: 37.20
Disp: / Len: 274.36
Comfort Ratio: 37.48
Capsize Screening Formula: 1.76
S#: 1.97
Hull Speed: 8.45 kn
Pounds/Inch Immersion: 2,106.32 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 59.84 ft
J: 21.00 ft
P: 53.16 ft
E: 22.23 ft
S.A. Fore: 628.32 ft²
S.A. Main: 590.87 ft²
S.A. Total (100% Fore + Main Triangles): 1,219.19 ft²
S.A./Displ. (calc.): 17.15
Est. Forestay Length: 63.42 ft

Sailboat Links

Designers: Alvin Mason
Builders: Ta Shing Yacht Building Ltd.
Download Boat Record:


Mason design # S-105.
Shoal draft: 5.75'.
Aft and center cockpit versions.
Cutter or staysail ketch.