Ontario

Ontario 28

Monohull

1978–1985

Length
8.71 m
Beam
3.05 m
Draft
1.22 m
Sail area
37.16 m²

Specifications

33 specifications
Dimensions & displacement6
Length overall
8.71 m
Waterline length
6.71 m
Beam
3.05 m
Draft
1.22 m
Displacement
3,084 kg
Ballast
1,315 kg
Sails & rig9
Rig type
Sloop, masthead rig
Sail area
37.16 m²
Mainsail area
16.86 m²
Foresail area
20.3 m²
Foretriangle height (I)
11.58 m
Foretriangle base (J)
3.51 m
Mainsail luff (P)
10.06 m
Mainsail foot (E)
3.35 m
Forestay length
12.1 m
Engine & propulsion3
Engine power
12 hp
Engine type
Diesel
Engine make
Yanmar
Hull & construction3
Hull material
Fibreglass
Keel type
Fin keel, spade rudder
Ballast material
Lead
Tanks2
Fuel tank
54 L
Fresh water tank
208 L
Production & design4
Production started
1978
Production ended
1985
Hulls built
45
Designer
Henry Adriaanse
Performance ratios6
Sail area / displacement
17.89
Displacement / length
285.1
Ballast / displacement
42.7 %
Comfort ratio
20.41
Capsize screening
2.11
Hull speed
6.29 kn

Yacht photography

2

Years, generations and variants

Ontario 281 generation

01

1978–1985

ONTARIO 28

Discontinued