Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin with rudder on skeg
Rigging Type: Masthead Ketch
LOA: 12.62 m
LWL: 9.22 m
S.A. (reported): 73.67 m²
Beam: 3.71 m
Displacement: 10,841 kg
Ballast: 4,264 kg
Max Draft: 1.83 m
Construction: FG
First Built: 1975
Builder: Ta Chaio Shipbuilding Co. (TAIWAN)
Designer: Ta Chaio

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Make: Perkins
Model: M-50
Type: Diesel
HP: 50
Fuel: 473 L


Water: 640 L

Sailboat Calculations

S.A. / Displ.: 15.35
Bal. / Displ.: 39.33
Disp: / Len: 385.46
Comfort Ratio: 39.46
Capsize Screening Formula: 1.69
S#: 0.94
Hull Speed: 7.37 kn
Pounds/Inch Immersion: 1,314.33 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 11.76 m
J: 4.82 m
P: 11.99 m
E: 5.33 m
PY: 8.38 m
EY: 3.18 m
S.A. Fore: 28.37 m²
S.A. Main: 31.97 m²
S.A. Total (100% Fore + Main Triangles): 60.34 m²
S.A./Displ. (calc.): 12.57
Est. Forestay Length: 12.71 m

Sailboat Links

Builders: Ta Chiao (TAIWAN)
Related Sailboats: CT-41
Download Boat Record:


According to the builder's brochure, this is a 'modernized' version of the CT-41 which was, in turn, based on the William Garden designed SEA WOLF.