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GRAMPIAN CLASSIC 31

Built by Grampian Marine Ltd. (CAN) • Designed by Peter Van Dine
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GRAMPIAN CLASSIC 31 - Drawing

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General Information

Hull Type: Fin Keel
Rigging Type: Cutter
First Built: 1964

Dimensions

Length Overall (LOA): 9.42 m
Length Waterline (LWL): 6.79 m
Beam: 2.56 m
Draft (Max): 1.34 m

Weight & Ballast

Displacement: 4,410 kg

Sail Plan

Foresail Area: 21.01 m²
Mainsail Area: 19.87 m²
Sail Area: 40.88 m²
Sail Area (reported): 40.88 m²
I (Fore Triangle Height): 10.21 m
J (Fore Triangle Base): 4.11 m
P (Mainsail Hoist): 8.99 m
E (Boom Length): 4.42 m
Est. Forestay Length: 11.01 m

Engine & Systems

Engine Make: Universal
Engine Type: Gas
Engine Model: Atomic 4

Performance Ratios

Hull Speed: 6.33 knots
SA/Displacement (Calc): 15.51
SA/Displacement (Reported): 15.51
Displacement/Length: 391.90
Comfort Ratio: 35.46
Capsize Screening: 1.58
S-Number: 1.09
Immersion: 669.01 cm/kg

Market Value

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