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DOLPHIN 31

DOLPHIN 31 built by Carlisle & Williams (UK)/Rank Marine Int. (UK) and designed by John Sharp. Her first hull was built in 1977 with an overall lengh of 9.45 m or 31.00 ft long

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DOLPHIN 31 Sailboat Specifications​

Features

Overall Length (LOA) m / ft9.45 m / 31.00 ft
Builder(s)Carlisle & Williams /Rank Marine Int.
Designer(s)John Sharp
CountryUnited Kingdom
Hull TypeFin w/spade rudder
Number of Hulls Built55
First Hull Built1977
Rigging TypeMasthead Sloop
UnsinkableNo
TrailerableNo
Freshwater Tank Capacity lt/gal318 L / 84 gal
Ballast Ratio27.38

Dimensions

Overall Length (LOA) 9.45 m / 31.00 ft
Waterline Length (LWL)8.08 m / 26.51 ft
Beam (width)3.15 m / 10.33 ft
Draft1.47 m / 4.82 ft
Light Displacement (MLC) 3970 kg / 8752 lb
Maximum Displacement3970 kg / 8752 lb
Ballast Weight1087 kg / 2396 lb

Performance

Capsize Screening Formula (CSF)2.01
Comfort Ratio21.65
Displacement-Length Ratio (DLR)209.72
Ballast Ratio27.38
Sail Area to Displacement14.63

Above Deck

Reported Sail Area35.95 m² / 387.00 ft²
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