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OFFSHORE 31 (CHEOY LEE)
Built by Cheoy Lee Shipyard Ltd.(HK)
• Designed by Herreshoff/Cheoy Lee Shipyard
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General Information
Hull Type:
Long Keel
Rigging Type:
Masthead Sloop
First Built:
1968
Number Built:
150
Dimensions
Length Overall (LOA):
9.45 m
Length Waterline (LWL):
7.11 m
Beam:
2.67 m
Draft (Max):
1.12 m
Weight & Ballast
Displacement:
4,853 kg
Ballast:
1,724 kg
Ballast Type:
Iron
Sail Plan
Foresail Area:
18.64 m²
Mainsail Area:
18.81 m²
Sail Area:
37.45 m²
Sail Area (reported):
37.44 m²
I (Fore Triangle Height):
10.06 m
J (Fore Triangle Base):
3.71 m
P (Mainsail Hoist):
9.14 m
E (Boom Length):
4.11 m
Est. Forestay Length:
10.72 m
Engine & Systems
Performance Ratios
Hull Speed:
6.47 knots
SA/Displacement (Calc):
13.33
SA/Displacement (Reported):
13.32
Ballast/Disp Ratio:
35.51%
Displacement/Length:
376.18
Comfort Ratio:
35.88
Capsize Screening:
1.59
S-Number:
1.03
Immersion:
130 kg/cm
Notes
It is thought that the OFFSHORE 31 is based on the BERMUDA 30 (in turn based on the HERRESOFF 28) with an extended counter and inboard rudder. Available as a sloop, sloop w/bowsprit or ketch.
Market Value
No pricing data available yet.
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