IRWIN 33 MKII

IRWIN 33 MKII drawing

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
S.A. (reported):
489.00 ft2 / 45.43 m2
Beam:
11.17 ft / 3.40 m
Draft (max):
5.50 ft / 1.68 m
Draft (min):
Displacement:
11,950 lb / 5,420 kg
Ballast:
4,200 lb / 1,905 kg
S.A./Disp.:
15.02
Bal./Disp.:
35.15
Disp./Len.:
256.52
Construction:
FG
Ballast Type:
First Built:
1976
Last Built:
# Built:
Builder:
Irwin Yachts (USA)
Designer:
Ted Irwin
Website:

Sailboat Calculations

S.A./Disp.:
15.02
Bal./Disp.:
35.15
Disp./Len.:
256.52
Comfort Ratio:
25.46

Rig and Sail Particulars

I:
42.00 ft / 12.80 m
J:
14.00 ft / 4.27 m
P:
35.50 ft / 10.82 m
E:
11.00 ft / 3.35 m
SPL/TPS:
ISP:
S.A. Fore:
294.00 ft2 / 27.31 m2
S.A. Main:
195.25 ft2 / 18.14 m2
S.A. Total (100% Fore + Main Triangles)
489.25 ft2 / 45.45 m2
S.A./Disp. (calc.):
15.03
Est. Forestay Len.:
44.27 ft / 13.49 m
Mast Height from DWL:
46.25 ft / 14.10 m

Sailboat Links

Designers:
Builders:

Notes

Shoal draft: 3.92' Keel/cb: BU: 4.0' BD: 8.0'. Some were raced at the IOR 3/4 ton level.



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