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IRWIN 40 MKII

IRWIN 40 MKII built by Irwin Yachts (USA) and designed by Ted Irwin. Her first hull was built in 1980 with an overall lengh of 12.44 m or 40.83 ft long

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IRWIN 40 MKII Sailboat Specifications​

Features

Overall Length (LOA) m / ft12.44 m / 40.83 ft
Builder(s)Irwin Yachts
Designer(s)Ted Irwin
BrandIrwin
CountryUnited States
Hull TypeFin w/spade rudder
First Hull Built1980
Ballast TypeLead
Rigging TypeMasthead Sloop
UnsinkableNo
TrailerableNo
Freshwater Tank Capacity lt/gal379 L / 100 gal
Ballast Ratio38.48

Dimensions

Overall Length (LOA) 12.44 m / 40.83 ft
Waterline Length (LWL)9.50 m / 31.17 ft
Beam (width)3.71 m / 12.17 ft
Draft1.91 m / 6.25 ft
Light Displacement (MLC) 7661 kg / 16890 lb
Maximum Displacement7661 kg / 16890 lb
Ballast Weight2948 kg / 6500 lb

Performance

Capsize Screening Formula (CSF)1.90
Comfort Ratio27.47
Displacement-Length Ratio (DLR)248.98
Ballast Ratio38.48
Sail Area to Displacement17.98

Above Deck

Estimated Forestay Length16.05 m / 52.65 ft
Reported Sail Area68.47 m² / 737.00 ft²
Total Sail Area68.47 m² / 737.00 ft²
Mainsail Area30.15 m² / 324.50 ft²
I50.00 ft * 15.24 m
J16.50 ft * 5.03 m
P44.00 ft * 13.41 m
E14.75 ft * 4.50 m
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