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BURNS 21
• Designed by Chuck Burns
General Information
Hull Type:
Fin w/spade rudder
Rigging Type:
Fractional Sloop
Construction:
FG
First Built:
1980
Dimensions
Length Overall (LOA):
6.25 m
Length Waterline (LWL):
5.41 m
Beam:
2.21 m
Draft (Max):
1.22 m
Weight & Ballast
Displacement:
848 kg
Ballast:
485 kg
Sail Plan
Foresail Area:
10.10 m²
Mainsail Area:
9.29 m²
Total Sail Area (calculated):
19.39 m²
Sail Area (reported):
19.42 m²
I (Fore Triangle Height):
7.62 m
J (Fore Triangle Base):
2.65 m
P (Mainsail Hoist):
7.62 m
E (Boom Length):
2.44 m
Engine & Systems
Performance Ratios
Hull Speed:
5.65 knots
SA/Displacement (Calculated):
21.64
SA/Displacement (Reported):
22.08
Ballast/Disp Ratio:
57.22%
Displacement/Length:
149.28
Comfort Ratio:
11.11
Capsize Screening:
2.36
S-Number:
4.06
Notes
An earlier version was known as the WILDERNESS 21.