IRWIN 27

IRWIN 27 photo IRWIN 27 drawing

Sailboat Specifications


Hull Type:
Keel/CB & spade rudder
Rigging Type:
Masthead Sloop
LOA:
27.08 ft / 8.25 m
LWL:
20.50 ft / 6.25 m
S.A. (reported):
356.00 ft2 / 33.07 m2
Beam:
8.67 ft / 2.64 m
Draft (max):
7.83 ft / 2.39 m
Draft (min):
2.67 ft / 0.81 m
Displacement:
6,600 lb / 2,994 kg
Ballast:
S.A./Disp.:
16.24
Bal./Disp.:
Disp./Len.:
342.01
Construction:
FG
Ballast Type:
Lead
First Built:
1967
Last Built:
# Built:
Builder:
Irwin Yachts (USA)
Designer:
Ted Irwin
Website:

Auxiliary Power/Tanks (orig. equip.)

Make:
Universal
Model:
Atomic 4
Type:
Gas
HP:

Sailboat Calculations

S.A./Disp.:
16.24
Bal./Disp.:
Disp./Len.:
342.01
Comfort Ratio:
25.55

Rig and Sail Particulars

I:
34.00 ft / 10.36 m
J:
10.50 ft / 3.20 m
P:
31.67 ft / 9.65 m
E:
12.25 ft / 3.73 m
SPL/TPS:
ISP:
S.A. Fore:
178.50 ft2 / 16.58 m2
S.A. Main:
193.98 ft2 / 18.02 m2
S.A. Total (100% Fore + Main Triangles)
372.48 ft2 / 34.60 m2
S.A./Disp. (calc.):
16.99
Est. Forestay Len.:
35.58 ft / 10.85 m

Sailboat Links

Designers:
Builders:


.