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UFO 31
Built by Colvic Craft (UK)
• Designed by Holman & Pye
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General Information
Hull Type:
Fin w/spade rudder
Rigging Type:
Masthead Sloop
First Built:
1976
Last Built:
1981
Dimensions
Length Overall (LOA):
9.41 m
Length Waterline (LWL):
7.81 m
Beam:
3.06 m
Draft (Max):
1.68 m
Weight & Ballast
Displacement:
3,084 kg
Ballast:
1,540 kg
Ballast Type:
Iron
Sail Plan
Foresail Area:
22.18 m²
Mainsail Area:
15.22 m²
Sail Area:
37.40 m²
Sail Area (reported):
37.44 m²
I (Fore Triangle Height):
11.73 m
J (Fore Triangle Base):
3.78 m
P (Mainsail Hoist):
10.52 m
E (Boom Length):
2.90 m
Est. Forestay Length:
12.33 m
Engine & Systems
Engine Make:
Volvo Penta
Engine Type:
Diesel
Engine Power:
20 HP
Performance Ratios
Hull Speed:
6.78 knots
SA/Displacement (Calc):
18.00
SA/Displacement (Reported):
18.02
Ballast/Disp Ratio:
49.93%
Displacement/Length:
180.31
Comfort Ratio:
17.89
Capsize Screening:
2.12
S-Number:
3.08
Immersion:
164 kg/cm
Market Value
No pricing data available yet.
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