O'day 20

Masthead Sloop · Keel/Cbrd. · 1973–1979

Specifications

Dimensions

Weights

Ballast / displacement

17.0%

Rig & sail area

Rig

Masthead Sloop

Ratios

SA / displacement

15.9

Displacement / length

204.4

Comfort ratio

15.1

Capsize screening

2.11

Hull speed

5.6 kn

Pounds / inch immersion

431

Hull

Hull type

Keel/Cbrd.

Construction

Fiberglass

Ballast type

Lead

Production

Years built

1973–1979

Units built

949

Designer

C.Raymond Hunt Associates, John Deknatel

Builder

O'Day Corp.

Design & history

Notable features

Alternate fractional rig available (I: 22.0'/6.70m, J: 7.3'/2.23m, P: 24.5'/7.47m, E: 9.0'/2.74m)Displacement includes crew weight of 600 lbs

Curated reference notes

Not yet featured in any indexed video.

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