IW-40

IW-40 drawing

Sailboat Specifications


Hull Type:
Fin with rudder on skeg
Rigging Type:
Masthead Sloop
LOA:
39.70 ft / 12.10 m
LWL:
30.02 ft / 9.15 m
S.A. (reported):
715.00 ft2 / 66.43 m2
Beam:
11.48 ft / 3.50 m
Draft (max):
6.89 ft / 2.10 m
Draft (min):
Displacement:
19,841 lb / 9,000 kg
Ballast:
8,929 lb / 4,050 kg
S.A./Disp.:
15.67
Bal./Disp.:
45.00
Disp./Len.:
327.40
Construction:
FG
Ballast Type:
Lead
First Built:
1975
Last Built:
# Built:
Builder:
IW-Varvet (SWE)
Designer:
Sparkman & Stephens
Website:

Sailboat Calculations

S.A./Disp.:
15.67
Bal./Disp.:
45.00
Disp./Len.:
327.40
Comfort Ratio:
36.09

Rig and Sail Particulars

I:
51.00 ft / 15.54 m
J:
17.00 ft / 5.18 m
P:
45.00 ft / 13.72 m
E:
12.50 ft / 3.81 m
SPL/TPS:
ISP:
S.A. Fore:
433.50 ft2 / 40.27 m2
S.A. Main:
281.25 ft2 / 26.13 m2
S.A. Total (100% Fore + Main Triangles)
714.75 ft2 / 66.40 m2
S.A./Disp. (calc.):
15.66
Est. Forestay Len.:
53.76 ft / 16.39 m

Sailboat Links

Notes

S&S design #2186.



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