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YONNE CLASS
Built by Clemens of Portsmouth (UK)
• Designed by Harrison Butler
General Information
Hull Type:
Long keel w/trans. hung rudder
Rigging Type:
Gaff Head Cutter
Construction:
Wood planked
First Built:
1933
Number Built:
5
Dimensions
Length Overall (LOA):
8.05 m
Length Waterline (LWL):
6.86 m
Beam:
2.59 m
Draft (Max):
1.37 m
Weight & Ballast
Displacement:
5,670 kg
Ballast Type:
Lead
Sail Plan
Sail Area (reported):
36.70 m²
Engine & Systems
Performance Ratios
Hull Speed:
6.36 knots
SA/Displacement (Reported):
11.78
Displacement/Length:
489.91
Comfort Ratio:
47.16
Capsize Screening:
1.47
Notes
Prototype was "Yonne".