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ALDEN O CLASS MK II

ALDEN O CLASS MK II built by Graves Yacht Yard / George Chaisson / others and designed by John Alden. Her first hull was built in 1925 with an overall lengh of 5.54 m or 18.17 ft long

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ALDEN O CLASS MK II Sailboat Specifications​

Features

Overall Length (LOA) m / ft5.54 m / 18.17 ft
Builder(s)Several manufacturers
Designer(s)John Alden
BrandAlden
SeriesO Class
CountryUnited States
Hull TypeCenterboard (Trunk)
Number of Hulls Built250
First Hull Built1925
Rigging TypeFractional Sloop
UnsinkableNo
TrailerableNo
Ballast Ratio27.5

Dimensions

Overall Length (LOA) 5.54 m / 18.17 ft
Waterline Length (LWL)4.70 m / 15.42 ft
Beam (width)2.03 m / 6.67 ft
Draft1.12 m / 3.67 ft
Light Displacement (MLC) 907 kg / 2000 lb
Maximum Displacement907 kg / 2000 lb
Ballast Weight249 kg / 550 lb

Performance

Capsize Screening Formula (CSF)2.12
Comfort Ratio15.18
Displacement-Length Ratio (DLR)243.52
Ballast Ratio27.5
Sail Area to Displacement19.4

Above Deck

Reported Sail Area17.84 m² / 192.00 ft²
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