IRWIN 25

IRWIN 25 drawing

Sailboat Specifications


Hull Type:
Keel/CB & spade rudder
Rigging Type:
Masthead Sloop
LOA:
25.25 ft
LWL:
20.50 ft
Beam:
8.00 ft
S.A. (reported):
318.00 ft2
Draft (max):
6.67 ft
Draft (min):
2.67 ft
Displacement:
5,400 lb
Ballast:
2,200 lb
S.A./Disp.:
16.58
Bal./Disp.:
40.74
Disp./Len.:
279.82
Construction:
FG
Ballast Type:
Lead
First Built:
1969
Last Built:
1976
# Built:
Builder:
Irwin Yacht & Marine Corp. (USA)
Designer:
Ted Irwin
Website:

Auxiliary Power/Tanks (orig. equip.)

Water:
14 gals
Fuel:

Sailboat Calculations

S.A./Disp.:
16.58
Bal./Disp.:
40.74
Disp./Len.:
279.82
Comfort Ratio:
23.85
Capsize Screening Formula:
1.83

Rig and Sail Particulars

I:
31.25 ft
J:
10.00 ft
P:
29.50 ft
E:
11.00 ft
SPL/TPS:
ISP:
S.A. Fore:
156.25 ft2
S.A. Main:
162.25 ft2
S.A. Total (100% Fore + Main Triangles)
318.50 ft2
S.A./Disp. (calc.):
16.61
Est. Forestay Len.:
32.81 ft

Sailboat Links

Designers:
Builders:

Notes

A fixed keel model was also available.
Draft: 4.0'.

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