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IMPALA 28-2 (THOMAS)

Built by Hunter Boats Ltd. (UK) • Designed by David Thomas
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General Information

Hull Type: Fin w/transom hung rudder
Rigging Type: Fractional Sloop
First Built: 1977
Last Built: 1984
Number Built: 155

Dimensions

Length Overall (LOA): 8.53 m
Length Waterline (LWL): 7.06 m
Beam: 2.82 m
Draft (Max): 1.78 m

Weight & Ballast

Displacement: 2,520 kg
Ballast: 851 kg
Ballast Type: Iron + Lead

Sail Plan

Foresail Area: 13.32 m²
Mainsail Area: 17.79 m²
Sail Area: 31.11 m²
Sail Area (reported): 31.12 m²
I (Fore Triangle Height): 9.45 m
J (Fore Triangle Base): 2.82 m
P (Mainsail Hoist): 10.20 m
E (Boom Length): 3.49 m
Est. Forestay Length: 9.86 m

Engine & Systems

Engine Make: Yanmar
Engine Type: Diesel
Engine Model: 1GM
Engine Power: 9 HP

Performance Ratios

Hull Speed: 6.45 knots
SA/Displacement (Calc): 17.13
SA/Displacement (Reported): 17.14
Ballast/Disp Ratio: 33.77%
Displacement/Length: 199.39
Comfort Ratio: 18.01
Capsize Screening: 2.09
S-Number: 2.73
Immersion: 137 kg/cm

Notes

Changes in the I.O.R. resulted in a lead shoe being added to avoid a ratings penalty. The lead shoe added 45.45 kg / 100 lbs to the ballast

Market Value

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