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ISOLA 21

ISOLA 21 built by Politi Costruzioni Nautiche (IT) and designed by Guido Politi. Her first hull was built in 1992 with an overall lengh of 7.05 m or 23.13 ft long

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ISOLA 21 Sailboat Specifications​

Features

Overall Length (LOA) m / ft7.05 m / 23.13 ft
Builder(s)Politi Costruzioni Nautiche
Designer(s)Guido Politi
BrandIsola
CountryItaly
Hull TypeKeel/Cbrd.
First Hull Built1992
Last Hull Built2010
Ballast TypeLead
Rigging TypeFractional Sloop
UnsinkableNo
TrailerableNo
Freshwater Tank Capacity lt/gal100 L / 26 gal
Ballast Ratio34.86

Dimensions

Overall Length (LOA) 7.05 m / 23.13 ft
Waterline Length (LWL)5.90 m / 19.36 ft
Beam (width)2.50 m / 8.20 ft
Draft1.40 m / 4.59 ft
Light Displacement (MLC) 860 kg / 1896 lb
Maximum Displacement860 kg / 1896 lb
Ballast Weight300 kg / 661 lb

Performance

Capsize Screening Formula (CSF)2.65
Comfort Ratio8.67
Displacement-Length Ratio (DLR)116.65
Ballast Ratio34.86
Sail Area to Displacement26.93

Above Deck

Estimated Forestay Length7.22 m / 23.69 ft
Reported Sail Area23.90 m² / 257.26 ft²
Total Sail Area17.56 m² / 189.01 ft²
Mainsail Area10.24 m² / 110.22 ft²
I22.64 ft * 6.90 m
J6.96 ft * 2.12 m
P24.44 ft * 7.45 m
E9.02 ft * 2.75 m
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