ONTARIO 28

ONTARIO 28 drawing

Sailboat Specifications


Hull Type:
Fin w/spade rudder
Rigging Type:
Masthead Sloop
LOA:
28.58 ft / 8.71 m
LWL:
22.00 ft / 6.71 m
Beam:
10.00 ft / 3.05 m
S.A. (reported):
400.00 ft2 / 37.16 m2
Draft (max):
4.00 ft / 1.22 m
Displacement:
6,800 lb / 3,084 kg
Ballast:
2,900 lb / 1,315 kg
S.A./Disp.:
17.89
Bal./Disp.:
42.65
Disp./Len.:
285.10
Construction:
FG
First Built:
1978
Last Built:
1985
# Built:
45
Builder:
Ontario Yachts (CAN)
Designer:
Henry Adriaanse

Auxiliary Power/Tanks (orig. equip.)

Make:
Universal
Model:
Atomic 4
Type:
Gas
HP:
30

Sailboat Calculations

S.A./Disp.:
17.89
Bal./Disp.:
42.65
Disp./Len.:
285.10
Comfort Ratio:
20.41
Capsize Screening Formula:
2.11
S#:
1.94

Rig and Sail Particulars

I:
38.00 ft / 11.58 m
J:
11.50 ft / 3.51 m
P:
33.00 ft / 10.06 m
E:
11.00 ft / 3.35 m
S.A. Fore:
218.50 ft2 / 20.30 m2
S.A. Main:
181.50 ft2 / 16.86 m2
S.A. Total (100% Fore + Main Triangles)
400.00 ft2 / 37.16 m2
S.A./Disp. (calc.):
17.89
Est. Forestay Len.:
39.70 ft / 12.10 m

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Notes

The design is credited to Niagara Nautic Inc., though in reality, the ONTARIO 28 was one of the first boats designed by Henry Adriaanse after leaving the C&C design team. This helps explain a number of similarities between the ONTARIO 28 and C&C models from the late 1970s and early 1980s.

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