- Length
- 19.76 m
- Beam
- 5.28 m
- Draft
- 1.75 m
- Sail area
- 176.05 m²
Specifications
Dimensions & displacement6
- Length overall
- 19.76 m
- Waterline length
- 16.76 m
- Beam
- 5.28 m
- Draft
- 1.75 m
- Displacement
- 35,607 kg
- Ballast
- 10,659 kg
Sails & rig9
- Rig type
- Staysail ketch
- Sail area
- 176.05 m²
- Mainsail area
- 73.72 m²
- Foresail area
- 92.94 m²
- Foretriangle height (I)
- 23.01 m
- Foretriangle base (J)
- 8.08 m
- Mainsail luff (P)
- 21.03 m
- Mainsail foot (E)
- 7.01 m
- Forestay length
- 24.39 m
Engine & propulsion4
- Engine power
- 240 hp
- Engine type
- Diesel
- Engine make
- Perkins
- Engine model
- 853H
Hull & construction2
- Hull material
- Fibreglass
- Keel type
- Keel with centreboard
Tanks2
- Fuel tank
- 2,347 L
- Fresh water tank
- 3,596 L
Production & design2
- Production started
- 1981
- Designer
- Ted Irwin
Performance ratios6
- Sail area / displacement
- 16.62
- Displacement / length
- 210.64
- Ballast / displacement
- 29.9 %
- Comfort ratio
- 46.91
- Capsize screening
- 1.62
- Hull speed
- 9.94 kn
Yacht photography
Years, generations and variants
Irwin 65/681 generation
01
1981 — status pending