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SOUTHERN CROSS 31

SOUTHERN CROSS 31 built by C. E. Ryder (USA) and designed by Thomas Gillmer. Her first hull was built in 1975 with an overall lengh of 10.52 m or 34.50 ft long

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SOUTHERN CROSS 31 Sailboat Specifications​

Features

Overall Length (LOA) m / ft10.52 m / 34.50 ft
Builder(s)C. E. Ryder Corp.
Designer(s)Thomas Gillmer
BrandRyder
SeriesSouthern Cross
CountryUnited States
Hull TypeLong keel w/trans. hung rudder
Number of Hulls Built150
First Hull Built1975
Rigging TypeCutter
UnsinkableNo
TrailerableNo
Freshwater Tank Capacity lt/gal178 L / 47 gal
Ballast Ratio32.35

Dimensions

Overall Length (LOA) 10.52 m / 34.50 ft
Waterline Length (LWL)7.62 m / 25.00 ft
Beam (width)2.90 m / 9.50 ft
Draft1.40 m / 4.58 ft
Light Displacement (MLC) 6169 kg / 13600 lb
Maximum Displacement6169 kg / 13600 lb
Ballast Weight1996 kg / 4400 lb

Performance

Capsize Screening Formula (CSF)1.59
Comfort Ratio37.62
Displacement-Length Ratio (DLR)388.57
Ballast Ratio32.35
Sail Area to Displacement12.6

Above Deck

Estimated Forestay Length12.09 m / 39.65 ft
Reported Sail Area41.53 m² / 447.00 ft²
Total Sail Area46.03 m² / 495.50 ft²
Mainsail Area19.75 m² / 212.63 ft²
I36.50 ft * 11.13 m
J15.50 ft * 4.72 m
P31.50 ft * 9.60 m
E13.50 ft * 4.11 m

Below Deck

Maximum Headroom6.17 ft * 1.88 m
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