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WIANNO JUNIOR built by Crosby Yacht Building and Storage Co. (USA) and designed by H. Manley Crosby. Her first hull was built in 1921 with an overall lengh of 5.03 m or 16.50 ft long

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WIANNO JUNIOR Sailboat Specifications​


Overall Length (LOA) m / ft5.03 m / 16.50 ft
Builder(s)Crosby Yacht Building and Storage Co.
Designer(s)H. Manley Crosby
CountryUnited States
Hull TypeKeel/Cbrd.
Number of Hulls Built80
First Hull Built1921
Ballast TypeIron
Rigging TypeFractional Sloop
Ballast Ratio33.33


Overall Length (LOA) 5.03 m / 16.50 ft
Waterline Length (LWL)3.96 m / 13.00 ft
Beam (width)1.83 m / 6.00 ft
Draft1.07 m / 3.50 ft
Light Displacement (MLC) 408 kg / 900 lb
Maximum Displacement408 kg / 900 lb
Ballast Weight136 kg / 300 lb


Capsize Screening Formula (CSF)2.49
Comfort Ratio9.09
Displacement-Length Ratio (DLR)182.88
Ballast Ratio33.33
Sail Area to Displacement25.79

Above Deck

Reported Sail Area13.94 m² / 150.00 ft²
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