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J/120

J/120 built by J Boats Tillotson Pearson (USA) and designed by Johnstone. Her first hull was built in 1999 with an overall lengh of 12.19 m or 40.00 ft long

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J/120 Sailboat Specifications​

Features

Overall Length (LOA) m / ft12.19 m / 40.00 ft
Builder(s)J Boats Tillotson Pearson
Designer(s)Johnstone
BrandJ Boats
CountryUnited States
Hull TypeFin w/bulb & spade rudder
Number of Hulls Built230
First Hull Built1999
Last Hull Built2006
Ballast TypeLead
Rigging TypeFractional Sloop
UnsinkableNo
TrailerableNo
Freshwater Tank Capacity lt/gal284 L / 75 gal
Ballast Ratio43.17

Dimensions

Overall Length (LOA) 12.19 m / 40.00 ft
Waterline Length (LWL)10.52 m / 34.50 ft
Beam (width)3.66 m / 12.00 ft
Draft2.13 m / 7.00 ft
Light Displacement (MLC) 6305 kg / 13900 lb
Maximum Displacement6305 kg / 13900 lb
Ballast Weight2722 kg / 6000 lb

Performance

Capsize Screening Formula (CSF)2.00
Comfort Ratio21.71
Displacement-Length Ratio (DLR)151.12
Ballast Ratio43.17
Sail Area to Displacement21.67

Above Deck

Mast Height from DWL17.30 m / 56.75 ft
Estimated Forestay Length16.01 m / 52.54 ft
Reported Sail Area72.46 m² / 780.00 ft²
Total Sail Area72.46 m² / 779.98 ft²
Mainsail Area38.45 m² / 413.85 ft²
I50.50 ft * 15.39 m
J14.50 ft * 4.42 m
P46.50 ft * 14.17 m
E17.80 ft * 5.43 m
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