HELMSMAN 31

Sailboat Specifications


Hull Type:
Fin Keel
Rigging Type:
Masthead Sloop
LOA:
30.51 ft / 9.30 m
LWL:
22.00 ft / 6.71 m
Beam:
9.91 ft / 3.02 m
S.A. (reported):
392.00 ft2 / 36.42 m2
Draft (max):
5.74 ft / 1.75 m
Displacement:
7,385 lb / 3,350 kg
Ballast:
3,086 lb / 1,400 kg
S.A./Disp.:
16.59
Bal./Disp.:
41.79
Disp./Len.:
309.62
Construction:
FG
First Built:
1973
# Built:
40
Builder:
Helmsman Yachts (DEN)
Designer:
Håkan Södergren

Sailboat Calculations

S.A./Disp.:
16.59
Bal./Disp.:
41.79
Disp./Len.:
309.62
Comfort Ratio:
21.91
Capsize Screening Formula:
2.04
S#:
1.64

Rig and Sail Particulars

I:
39.53 ft / 12.05 m
J:
11.98 ft / 3.65 m
P:
34.45 ft / 10.50 m
E:
9.02 ft / 2.75 m
S.A. Fore:
236.78 ft2 / 22.00 m2
S.A. Main:
155.37 ft2 / 14.43 m2
S.A. Total (100% Fore + Main Triangles)
392.15 ft2 / 36.43 m2
S.A./Disp. (calc.):
16.60
Est. Forestay Len.:
41.31 ft / 12.59 m

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