IRWIN 33

Sailboat Specifications


Hull Type:
Fin w/spade rudder
Rigging Type:
Masthead Sloop
LOA:
33.00 ft / 10.06 m
LWL:
27.50 ft / 8.38 m
Beam:
11.17 ft / 3.40 m
S.A. (reported):
514.00 ft2 / 47.75 m2
Draft (max):
5.50 ft / 1.68 m
Draft (min):
Displacement:
10,950 lb / 4,967 kg
Ballast:
4,200 lb / 1,905 kg
S.A./Disp.:
16.74
Bal./Disp.:
38.36
Disp./Len.:
235.05
Construction:
FG
Ballast Type:
First Built:
1974
Last Built:
# Built:
Builder:
Irwin Yachts (USA)
Designer:
Ted Irwin
Website:

Auxiliary Power/Tanks (orig. equip.)

Make:
Universal
Model:
Atomic 4
Type:
Gas
HP:
30
Water:
45 gals / 170 L
Fuel:
20 gals / 76 L

Sailboat Calculations

S.A./Disp.:
16.74
Bal./Disp.:
38.36
Disp./Len.:
235.05
Comfort Ratio:
23.33
Capsize Screening Formula:
2.02

Rig and Sail Particulars

I:
44.00 ft / 13.41 m
J:
14.00 ft / 4.27 m
P:
37.50 ft / 11.43 m
E:
11.00 ft / 3.35 m
SPL/TPS:
ISP:
S.A. Fore:
308.00 ft2 / 28.61 m2
S.A. Main:
206.25 ft2 / 19.16 m2
S.A. Total (100% Fore + Main Triangles)
514.25 ft2 / 47.78 m2
S.A./Disp. (calc.):
16.74
Est. Forestay Len.:
46.17 ft / 14.07 m

Sailboat Links

Designers:
Builders:
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Notes

Shoal draft: 3.92'

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