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SR 21
Built by C&C
• Designed by Glenn Henderson
General Information
Hull Type:
Lifting Keel
Rigging Type:
Fractional Sloop
Construction:
FG
First Built:
1992
Dimensions
Length Overall (LOA):
6.43 m
Length Waterline (LWL):
5.49 m
Beam:
2.44 m
Draft (Max):
1.37 m
Draft (Min):
0.28 m
Weight & Ballast
Displacement:
626 kg
Ballast:
199 kg
Sail Plan
Foresail Area:
7.45 m²
Mainsail Area:
11.49 m²
Total Sail Area (calculated):
18.94 m²
Sail Area (reported):
18.95 m²
I (Fore Triangle Height):
6.74 m
J (Fore Triangle Base):
2.21 m
P (Mainsail Hoist):
7.78 m
E (Boom Length):
2.95 m
Engine & Systems
Performance Ratios
Hull Speed:
5.69 knots
SA/Displacement (Calculated):
25.88
SA/Displacement (Reported):
26.39
Ballast/Disp Ratio:
31.81%
Displacement/Length:
105.64
Comfort Ratio:
7.06
Capsize Screening:
2.88
S-Number:
5.55
Notes
First introduced as SR MAX.