Contention 30 (Peterson)

1977 — 1980
Designer
Doug Peterson
Builder
Southern Ocean Shipyard Ltd.
Association
Half Ton Class
# Built
30
Hull Type
Fin w/spade rudder
Construction
FG

Dimensions

Length Overall
29 7 / 9 m
Waterline Length
23 10 / 7.3 m
Beam
10 3 / 3.1 m
Draft
5 8 / 1.7 m
Displacement
5,730 lbs / 2,600 kg
Ballast
3,090 lbs / 1,400 kg (Lead)
drawing

Rig and Sails

Type
Masthead Sloop
Reported Sail Area
381 ft2 / 35.4 m2
Total Sail Area
380.8 ft2 / 35.4 m2
Mainsail
Sail Area
154.1 ft2 / 14.3 m2
P
32 6 / 9.9 m
E
9 5 / 2.9 m
Mast Height
?
Foresail
Sail Area
226.8 ft2 / 21.1 m2
I
37 9 / 11.5 m
J
12 0 / 3.7 m
Forestay Length
39 7 / 12.1 m

Auxilary Power

Make
?
Model
?
HP
?
Fuel Type
?
Fuel Capacity
?

Accomodations

Water Capacity
?
Holding Tank Capacity
?
Headroom
?

Calculations

Hull Speed
6.55 knots
Sail Area/Displacement
19.03
good performance
Ballast/Displacement
53.84
stiffer, more powerful
Displacement/Length
187.91
light
Comfort Ratio
15.39
lightweight racing boat
Capsize Screening
2.3
better suited for coastal cruising

Notes

IOR 1/2 ton.
Dimensions from factory brochure. (Southern Ocean Shipyard Ltd.)


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