A Class Catamaran

1962
Designers
?
Builders
?
Associations
A Class Catamaran (International) Site
A Class Catamaran (Australia) Site
# Built
?
Hull Type
Catamaran Twin Dbrd.
Construction
Wood/FG/Composite

Dimensions

Length Overall
18 0 / 5.5 m
Waterline Length
18 0 / 5.5 m
Beam
7 6 / 2.3 m
Draft
?
Displacement
170 lbs / 75 kg
Ballast
?

Rig and Sails

Type
Cat (rotating spar)
Reported Sail Area
150 ft2 / 13.9 m2
Total Sail Area
?
Mainsail
Sail Area
?
P
?
E
?
Mast Height
?
Foresail
Sail Area
?
I
?
J
?
Forestay Length
?

Auxilary Power

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

Accomodations

Water Capacity
?
Holding Tank Capacity
?
Headroom
?

Calculations

Hull Speed
5.69 knots
Sail Area/Displacement
79.78
high performance
Ballast/Displacement
?
Displacement/Length
12.63
Ultralight
Comfort Ratio
0.96
lightweight racing boat
Capsize Screening
5.48
better suited for coastal cruising

Notes

The A CLASS CATAMARAN has undergone a steady evolution since the rule was first established in 1962. Dimensions listed are class limits, and beyond these few restrictions, the class is fairly open.


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