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IRWIN 3/4 TON
Built by Irwin Yachts (USA)
• Designed by Ted Irwin
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General Information
Hull Type:
Fin with rudder on skeg
Rigging Type:
Masthead Sloop
First Built:
1976
Dimensions
Length Overall (LOA):
10.36 m
Length Waterline (LWL):
8.61 m
Beam:
2.90 m
Draft (Max):
1.37 m
Weight & Ballast
Displacement:
4,407 kg
Ballast:
2,041 kg
Sail Plan
Foresail Area:
28.48 m²
Mainsail Area:
20.68 m²
Sail Area:
49.16 m²
Sail Area (reported):
49.15 m²
I (Fore Triangle Height):
13.35 m
J (Fore Triangle Base):
4.27 m
P (Mainsail Hoist):
11.31 m
E (Boom Length):
3.66 m
Est. Forestay Length:
14.01 m
Engine & Systems
Performance Ratios
Hull Speed:
7.12 knots
SA/Displacement (Calc):
18.66
SA/Displacement (Reported):
18.65
Ballast/Disp Ratio:
46.32%
Displacement/Length:
192.37
Comfort Ratio:
24.97
Capsize Screening:
1.78
S-Number:
2.99
Immersion:
171 kg/cm
Notes
See IRWIN 33/IRWIN 33 MKII.
Market Value
No pricing data available yet.
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