IRWIN 23

IRWIN 23 photo IRWIN 23 drawing

Sailboat Specifications


Hull Type:
Keel/CB & spade rudder
Rigging Type:
Masthead Sloop
LOA:
23.00 ft / 7.01 m
LWL:
18.50 ft / 5.64 m
S.A. (reported):
256.00 ft2 / 23.78 m2
Beam:
8.00 ft / 2.44 m
Draft (max):
5.75 ft / 1.75 m
Draft (min):
2.42 ft / 0.74 m
Displacement:
3,200 lb / 1,451 kg
Ballast:
1,500 lb / 680 kg
S.A./Disp.:
18.91
Bal./Disp.:
46.88
Disp./Len.:
225.62
Construction:
FG
Ballast Type:
Lead
First Built:
1968
Last Built:
# Built:
Builder:
Irwin Yacht & Marine Corporation (USA)
Designer:
Ted Irwin
Website:

Sailboat Calculations

S.A./Disp.:
18.91
Bal./Disp.:
46.88
Disp./Len.:
225.62
Comfort Ratio:
15.61

Rig and Sail Particulars

I:
28.50 ft / 8.69 m
J:
9.50 ft / 2.90 m
P:
25.00 ft / 7.62 m
E:
12.25 ft / 3.73 m
SPL/TPS:
ISP:
S.A. Fore:
135.38 ft2 / 12.58 m2
S.A. Main:
153.13 ft2 / 14.23 m2
S.A. Total (100% Fore + Main Triangles)
288.50 ft2 / 26.80 m2
S.A./Disp. (calc.):
21.31
Est. Forestay Len.:
30.04 ft / 9.16 m

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