- Length
- 8.25 m
- Beam
- 2.82 m
- Draft
- 1.32 m
- Sail area
- 31.96 m²
Specifications
Dimensions & displacement6
- Length overall
- 8.25 m
- Waterline length
- 6.48 m
- Beam
- 2.82 m
- Draft
- 1.32 m
- Displacement
- 3,311 kg
- Ballast
- 1,406 kg
Sails & rig9
- Rig type
- Sloop, masthead rig
- Sail area
- 31.96 m²
- Mainsail area
- 12.74 m²
- Foresail area
- 19.24 m²
- Foretriangle height (I)
- 10.61 m
- Foretriangle base (J)
- 3.63 m
- Mainsail luff (P)
- 8.99 m
- Mainsail foot (E)
- 2.83 m
- Forestay length
- 11.21 m
Engine & propulsion4
- Engine power
- 30 hp
- Engine type
- Petrol
- Engine make
- Universal
- Engine model
- Atomic 4
Hull & construction2
- Hull material
- Fibreglass
- Keel type
- Fin keel, spade rudder
Production & design4
- Production started
- 1976
- Production ended
- 1981
- Hulls built
- 240
- Designer
- Alan Payne
Performance ratios6
- Sail area / displacement
- 14.67
- Displacement / length
- 339.62
- Ballast / displacement
- 42.5 %
- Comfort ratio
- 25.34
- Capsize screening
- 1.91
- Hull speed
- 6.18 kn
Yacht photography
Years, generations and variants
Columbia 8.31 generation
01
1976–1981