IRWIN 21 FREE SPIRIT
Hull
Lifting Keel
Rigging
Fractional Sloop
LOA
21 ft i.e. 6.4 m
LWL
16.5 ft i.e. 5.03 m
Sail Area
202 ft² i.e. 18.77 m²
Beam
8 ft i.e. 2.44 m
Displacement
1800 lb i.e. 816 kg
Ballast
750 lb i.e. 340 kg
Max Draft
4.5 ft i.e. 1.37 m
Construction
Fiberglass
Ballast Type
Lead
First Built
1980
Last Built
N/A
Maker
N/A
Design
Ted Irwin
Make
N/A
Type
N/A
Fuel
N/A
Water
N/A
Headroom
N/A
Blue Water Value
-0.73
S.A. / Displ.
21.89
Bal. / Displ.
41.67
Displ. / Length
178.88
Comfort Ratio
9.76
Capsize Screening Formula
2.63
Hull Speed
5.44 kt
Pounds/Inch Immersion
471.65 pounds/inch
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