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KIRBY 1/4 T

Built by New Orleans Marine/Competition Marine Ltd. • Designed by Bruce Kirby
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KIRBY 1/4 T - Drawing

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General Information

Hull Type: Fin w/spade rudder
Rigging Type: Masthead Sloop
First Built: 1975
Number Built: 26

Dimensions

Length Overall (LOA): 7.90 m
Length Waterline (LWL): 6.15 m
Beam: 2.87 m
Draft (Max): 1.47 m

Weight & Ballast

Displacement: 1,950 kg
Ballast: 916 kg
Ballast Type: Lead

Sail Plan

Foresail Area: 14.86 m²
Mainsail Area: 10.31 m²
Sail Area: 25.18 m²
Sail Area (reported): 25.18 m²
I (Fore Triangle Height): 9.75 m
J (Fore Triangle Base): 3.05 m
P (Mainsail Hoist): 8.46 m
E (Boom Length): 2.44 m
Est. Forestay Length: 10.22 m

Engine & Systems

Performance Ratios

Hull Speed: 6.02 knots
SA/Displacement (Calc): 16.44
SA/Displacement (Reported): 16.44
Ballast/Disp Ratio: 46.98%
Displacement/Length: 233.94
Comfort Ratio: 15.30
Capsize Screening: 2.32
S-Number: 2.27
Immersion: 121 kg/cm

Market Value

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