- Length
- 7.65 m
- Beam
- 2.48 m
- Draft
- 1.6 m
- Sail area
- 27.5 m²
Specifications
Dimensions & displacement6
- Length overall
- 7.65 m
- Waterline length
- 6.6 m
- Beam
- 2.48 m
- Draft
- 1.6 m
- Displacement
- 1,250 kg
- Ballast
- 500 kg
Sails & rig9
- Rig type
- Sloop, fractional rig
- Sail area
- 27.5 m²
- Mainsail area
- 14.86 m²
- Foresail area
- 7.36 m²
- Foretriangle height (I)
- 8.05 m
- Foretriangle base (J)
- 1.83 m
- Mainsail luff (P)
- 9 m
- Mainsail foot (E)
- 3.3 m
- Forestay length
- 8.25 m
Hull & construction2
- Hull material
- Fibreglass, balsa-cored sandwich
- Keel type
- Fin keel, spade rudder
Production & design4
- Production started
- 1977
- Hulls built
- 1550
- Builder
- Archambault Boats
- Designer
- Michel Joubert
Performance ratios7
- Sail area / displacement
- 24.15
- Displacement / length
- 121.24
- Ballast / displacement
- 40 %
- Comfort ratio
- 11.49
- Capsize screening
- 2.33
- Hull speed
- 6.23 kn
- Load per cm of immersion
- 112.4 kg/cm
Yacht photography
Years, generations and variants
Surprise 251 generation
01
1977 — status pending