IRWIN 1/2 TON

IRWIN 1/2 TON drawing

Sailboat Specifications


Hull Type:
Rigging Type:
LOA:
32.00 ft / 9.75 m
LWL:
24.42 ft / 7.44 m
S.A. (reported):
390.00 ft2 / 36.23 m2
Beam:
10.25 ft / 3.12 m
Draft (max):
6.50 ft / 1.98 m
Draft (min):
3.50 ft / 1.07 m
Displacement:
7,300 lb / 3,311 kg
Ballast:
2,000 lb / 907 kg
S.A./Disp.:
16.63
Bal./Disp.:
27.40
Disp./Len.:
223.79
Construction:
FG
Ballast Type:
Lead
First Built:
1976
Last Built:
# Built:
Builder:
Irwin Yacht & Marine Corporation (USA)
Designer:
Ted Irwin
Website:

Auxiliary Power/Water (orig. equip.)

Make:
Volvo
Model:
MB 2A
Type:
Gas
HP:

Sailboat Calculations

S.A./Disp.:
16.63
Bal./Disp.:
27.40
Disp./Len.:
223.79
Comfort Ratio:
19.04

Rig and Sail Particulars

I:
39.00 ft / 11.89 m
J:
12.00 ft / 3.66 m
P:
33.17 ft / 10.11 m
E:
9.42 ft / 2.87 m
SPL/TPS:
ISP:
S.A. Fore:
234.00 ft2 / 21.74 m2
S.A. Main:
156.23 ft2 / 14.51 m2
S.A. Total (100% Fore + Main Triangles)
390.23 ft2 / 36.25 m2
S.A./Disp. (calc.):
16.64
Est. Forestay Len.:
40.80 ft / 12.44 m
Mast Height from DWL:
42.25 ft / 12.88 m

Sailboat Links

Designers:
Builders:

Notes

A shoal draft, fixed keel version was also available. Draft: 5.5'.



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