Pearson 31

1977 — 1981
Designer
William Shaw
Builder
Pearson Yachts
Associations
?
# Built
?
Hull
Monohull
Keel
Fin
Rudder
Spade
Construction
FG

Dimensions

Length Overall
31 0 / 9.5 m
Waterline Length
25 0 / 7.6 m
Beam
10 5 / 3.2 m
Draft
5 6 / 1.7 m
Displacement
9,400 lb / 4,264 kg
Ballast
3,800 lb / 1,724 kg (Lead)
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Rig and Sails

Type
Sloop
Reported Sail Area
466′² / 43.3 m²
Total Sail Area
466′² / 43.3 m²
Mainsail
Sail Area
259′² / 24.1 m²
P
39 0 / 11.9 m
E
13 3 / 4.1 m
Mast Height
?
Foresail
Sail Area
206′² / 19.2 m²
I
35 0 / 10.7 m
J
11 9 / 3.6 m
Forestay Length
36 11 / 11.3 m

Auxilary Power

Make
Universal
Model
Atomic 4
HP
25
Fuel Type
Gas
Fuel Capacity
?

Accomodations

Water Capacity
?
Holding Tank Capacity
?
Headroom
?
Cabins
?

Calculations

Hull Speed
6.7 knots
Sail Area/Displacement
16.74
good performance
Ballast/Displacement
40.43
stiffer, more powerful
Displacement/Length
268.57
moderate
Comfort Ratio
23.49
coastal cruiser
Capsize Screening
1.99
better suited for ocean passages

Notes

A second PEARSON 31 (PEARSON 31-2), introduced in 1987, is an entirely different design (though also from William Shaw).

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