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GRAMPIAN 46

Built by Grampian Marine • Designed by William Tripp Jr.
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GRAMPIAN 46 - Drawing

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General Information

Hull Type: Keel/Cbrd.
Rigging Type: Masthead Yawl
First Built: 1969
Last Built: 1976
Number Built: 12

Dimensions

Length Overall (LOA): 14.02 m
Length Waterline (LWL): 10.06 m
Beam: 3.66 m
Draft (Max): 3.15 m
Draft (Min): 1.57 m

Weight & Ballast

Displacement: 11,340 kg
Ballast: 4,082 kg
Ballast Type: Lead

Sail Plan

Foresail Area: 36.87 m²
Mainsail Area: 32.38 m²
Sail Area: 69.25 m²
Sail Area (reported): 81.85 m²
I (Fore Triangle Height): 14.51 m
J (Fore Triangle Base): 5.08 m
P (Mainsail Hoist): 12.50 m
E (Boom Length): 5.18 m
PY (Mizzen Hoist): 8.08 m
EY (Mizzen Boom): 3.12 m
Est. Forestay Length: 15.38 m

Engine & Systems

Performance Ratios

Hull Speed: 7.70 knots
SA/Displacement (Calc): 14.00
SA/Displacement (Reported): 16.55
Ballast/Disp Ratio: 36.00%
Displacement/Length: 310.56
Comfort Ratio: 38.26
Capsize Screening: 1.64
S-Number: 1.44
Immersion: 253 kg/cm

Notes

With the exception of the unique feature of tandem centerboards,(offered as an option) the GRAMPIAN 46 seems to be nearly the same design as the US 46.

Market Value

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