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OFFSHORE 50 (CHEOY LEE)

Built by Cheoy Lee Shipyard Ltd.(HK) • Designed by Alden & Associates
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General Information

Hull Type: Long Keel
Rigging Type: Masthead Ketch
First Built: 1966
Number Built: 12

Dimensions

Length Overall (LOA): 15.34 m
Length Waterline (LWL): 10.57 m
Beam: 4.01 m
Draft (Max): 1.98 m

Weight & Ballast

Displacement: 15,422 kg
Ballast: 6,350 kg

Sail Plan

Foresail Area: 42.81 m²
Mainsail Area: 41.81 m²
Sail Area: 84.62 m²
Sail Area (reported): 107.21 m²
I (Fore Triangle Height): 16.05 m
J (Fore Triangle Base): 5.33 m
P (Mainsail Hoist): 14.42 m
E (Boom Length): 5.80 m
PY (Mizzen Hoist): 7.96 m
EY (Mizzen Boom): 3.69 m
Est. Forestay Length: 16.91 m

Engine & Systems

Engine Make: Perkins
Engine Type: Diesel
Engine Power: 100 HP
Fuel Capacity: 644 L
Water Capacity: 568 L

Performance Ratios

Hull Speed: 7.89 knots
SA/Displacement (Calc): 13.94
SA/Displacement (Reported): 17.67
Ballast/Disp Ratio: 41.18%
Displacement/Length: 364.22
Comfort Ratio: 43.13
Capsize Screening: 1.63
S-Number: 1.13
Immersion: 291 kg/cm

Notes

Also called the ALDEN 50. (see ALDEN 50). Not the same as a later version built by Alden Yachts, USA.

Market Value

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