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HELMS 25

HELMS 25 built by Jack A. Helms Co (USA) and designed by Jack A. Helms. Her first hull was built in 1974 with an overall lengh of 7.62 m or 25.00 ft long

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HELMS 25 Sailboat Specifications​

Features

Overall Length (LOA) m / ft7.62 m / 25.00 ft
Builder(s)Jack A. Helms Co
Designer(s)Jack A. Helms
BrandHelms
CountryUnited States
Hull TypeKeel/Cbrd.
First Hull Built1974
Rigging TypeMasthead Sloop
UnsinkableNo
TrailerableNo
Ballast Ratio41.77

Dimensions

Overall Length (LOA) 7.62 m / 25.00 ft
Waterline Length (LWL)6.55 m / 21.50 ft
Beam (width)2.44 m / 8.00 ft
Draft1.83 m / 6.00 ft
Light Displacement (MLC) 1792 kg / 3950 lb
Maximum Displacement1792 kg / 3950 lb
Ballast Weight748 kg / 1650 lb

Performance

Capsize Screening Formula (CSF)2.03
Comfort Ratio16.96
Displacement-Length Ratio (DLR)177.43
Ballast Ratio41.77
Sail Area to Displacement17.66

Above Deck

Estimated Forestay Length9.64 m / 31.62 ft
Reported Sail Area25.55 m² / 275.00 ft²
Total Sail Area25.55 m² / 275.00 ft²
Mainsail Area11.61 m² / 125.00 ft²
I30.00 ft * 9.14 m
J10.00 ft * 3.05 m
P25.00 ft * 7.62 m
E10.00 ft * 3.05 m
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