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IRWIN 1/2 TON
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:
1976
Dimensions
Length Overall (LOA):
9.75 m
Length Waterline (LWL):
7.44 m
Beam:
3.12 m
Draft (Max):
1.98 m
Draft (Min):
1.07 m
Max Height:
12.88 m
Weight & Ballast
Displacement:
3,311 kg
Ballast:
907 kg
Ballast Type:
Lead
Sail Plan
Foresail Area:
21.74 m²
Mainsail Area:
14.51 m²
Sail Area:
36.25 m²
Sail Area (reported):
36.23 m²
I (Fore Triangle Height):
11.89 m
J (Fore Triangle Base):
3.66 m
P (Mainsail Hoist):
10.11 m
E (Boom Length):
2.87 m
Est. Forestay Length:
12.44 m
Engine & Systems
Engine Make:
Volvo
Engine Type:
Gas
Engine Model:
MB 2A
Fuel Capacity:
23 L
Water Capacity:
45 L
Performance Ratios
Hull Speed:
6.62 knots
SA/Displacement (Calc):
16.64
SA/Displacement (Reported):
16.63
Ballast/Disp Ratio:
27.40%
Displacement/Length:
223.79
Comfort Ratio:
19.04
Capsize Screening:
2.12
S-Number:
2.40
Immersion:
160 kg/cm
Notes
A shoal draft, fixed keel version was also available. Draft: 5.5'.
Market Value
No pricing data available yet.
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