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CT-42 (MERMAID)

Built by Ta Chaio Shipbuilding Co. (TAIWAN) • Designed by Ta Chaio
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CT-42 (MERMAID) - Drawing

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General Information

Hull Type: Fin with rudder on skeg
Rigging Type: Masthead Ketch
Construction: FG
First Built: 1975

Dimensions

Length Overall (LOA): 12.62 m
Length Waterline (LWL): 9.22 m
Beam: 3.71 m
Draft (Max): 1.83 m

Weight & Ballast

Displacement: 10,841 kg
Ballast: 4,264 kg

Sail Plan

Foresail Area: 28.37 m²
Mainsail Area: 31.97 m²
Total Sail Area (calculated): 60.34 m²
Sail Area (reported): 73.67 m²
I (Fore Triangle Height): 11.76 m
J (Fore Triangle Base): 4.82 m
P (Mainsail Hoist): 11.99 m
E (Boom Length): 5.33 m

Engine & Systems

Engine Make: Perkins
Engine Type: Diesel
Engine Model: M-50
Engine Power: 50 HP
Fuel Capacity: 473 L
Water Capacity: 640 L

Performance Ratios

Hull Speed: 7.37 knots
SA/Displacement (Calculated): 12.32
SA/Displacement (Reported): 15.35
Ballast/Disp Ratio: 39.33%
Displacement/Length: 385.46
Comfort Ratio: 39.46
Capsize Screening: 1.69
S-Number: 0.94

Notes

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.