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THUMB 15

• Designed by E. G. van de Stadt
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THUMB 15 - Drawing

General Information

Hull Type: Centerboard Dinghy
Rigging Type: Fractional Sloop
Construction: Plywood
First Built: 1979

Dimensions

Length Overall (LOA): 4.50 m
Length Waterline (LWL): 4.20 m
Beam: 1.80 m
Draft (Max): 0.95 m
Draft (Min): 0.12 m

Weight & Ballast

Displacement: 91 kg

Sail Plan

Sail Area (reported): 11.98 m²

Engine & Systems

Performance Ratios

Hull Speed: 4.97 knots
SA/Displacement (Reported): 60.40
Displacement/Length: 34.12
Comfort Ratio: 2.06
Capsize Screening: 4.04

Notes

van de Stadt Design #322.