HELMS 25

HELMS 25 drawing

Sailboat Specifications


Hull Type:
Keel/Cbrd.
Rigging Type:
Masthead Sloop
LOA:
25.00 ft / 7.62 m
LWL:
21.50 ft / 6.55 m
S.A. (reported):
275.00 ft2 / 25.55 m2
Beam:
8.00 ft / 2.44 m
Draft (max):
6.00 ft / 1.83 m
Draft (min):
1.67 ft / 0.51 m
Displacement:
3,950 lb / 1,792 kg
Ballast:
1,650 lb / 748 kg
S.A./Disp.:
17.66
Bal./Disp.:
41.77
Disp./Len.:
177.43
Construction:
FG
Ballast Type:
First Built:
1974
Last Built:
# Built:
Builder:
Jack A. Helms Co (USA)
Designer:
Jack A. Helms
Website:

Sailboat Calculations

S.A./Disp.:
17.66
Bal./Disp.:
41.77
Disp./Len.:
177.43
Comfort Ratio:
16.96

Rig and Sail Particulars

I:
30.00 ft / 9.14 m
J:
10.00 ft / 3.05 m
P:
25.00 ft / 7.62 m
E:
10.00 ft / 3.05 m
SPL/TPS:
ISP:
S.A. Fore:
150.00 ft2 / 13.94 m2
S.A. Main:
125.00 ft2 / 11.61 m2
S.A. Total (100% Fore + Main Triangles)
275.00 ft2 / 25.55 m2
S.A./Disp. (calc.):
17.66
Est. Forestay Len.:
31.62 ft / 9.64 m

Sailboat Links

Notes

The first boat built by the company. It is said that the mold was made using the hull of a VENTURE 24 (Macgregor) for a plug.



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