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IRWIN 1/2 TON MKII
Built by Irwin Yacht & Marine Corporation (USA)
• Designed by Ted Irwin
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General Information
Hull Type:
Lifting Keel
Rigging Type:
Masthead Sloop
First Built:
1977
Dimensions
Length Overall (LOA):
9.75 m
Length Waterline (LWL):
7.44 m
Beam:
3.45 m
Draft (Max):
1.98 m
Draft (Min):
1.07 m
Weight & Ballast
Displacement:
3,311 kg
Ballast:
1,588 kg
Ballast Type:
Lead
Sail Plan
Sail Area (reported):
38.28 m²
Engine & Systems
Engine Make:
Yanmar
Engine Type:
Diesel
Engine Power:
12 HP
Fuel Capacity:
53 L
Water Capacity:
106 L
Performance Ratios
Hull Speed:
6.62 knots
SA/Displacement (Reported):
17.57
Ballast/Disp Ratio:
47.95%
Displacement/Length:
223.79
Comfort Ratio:
16.67
Capsize Screening:
2.34
Immersion:
177 kg/cm
Notes
According to Irwin documentation, as compared to the first version, the MKII has a transom hung rudder, drop/dagger keel, (draft is the same) softer chine and broader beam aft.
Market Value
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