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IRWIN 31 CITATION

IRWIN 31 CITATION built by Irwin Yachts (USA) and designed by Ted Irwin. Her first hull was built in 1983 with an overall lengh of 9.53 m or 31.25 ft long

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IRWIN 31 CITATION Sailboat Specifications​

Features

Overall Length (LOA) m / ft9.53 m / 31.25 ft
Builder(s)Irwin Yachts
Designer(s)Ted Irwin
BrandIrwin
CountryUnited States
Hull TypeFin w/spade rudder
First Hull Built1983
Rigging TypeMasthead Sloop
UnsinkableNo
TrailerableNo
Ballast Ratio36.56

Dimensions

Overall Length (LOA) 9.53 m / 31.25 ft
Waterline Length (LWL)8.08 m / 26.50 ft
Beam (width)3.35 m / 11.00 ft
Draft1.83 m / 6.00 ft
Light Displacement (MLC) 4218 kg / 9300 lb
Maximum Displacement4218 kg / 9300 lb
Ballast Weight1542 kg / 3400 lb

Performance

Capsize Screening Formula (CSF)2.10
Comfort Ratio21.11
Displacement-Length Ratio (DLR)223.1
Ballast Ratio36.56
Sail Area to Displacement17.21

Above Deck

Mast Height from DWL14.05 m / 46.08 ft
Estimated Forestay Length13.31 m / 43.68 ft
Reported Sail Area44.04 m² / 474.00 ft²
Total Sail Area44.04 m² / 474.00 ft²
Mainsail Area20.62 m² / 222.00 ft²
I42.00 ft * 12.80 m
J12.00 ft * 3.66 m
P37.00 ft * 11.28 m
E12.00 ft * 3.66 m
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