One Design Class — Information, Review, Specs

John Winslow·1920·Various/Blanchard Boat Co.
Approximate drawing

Hover a measurement to read its value

Hull type
Monohull · centerboard
Rig
Cat Rig
LOA
15' · 4.57 m
First year
1920

Measurements

Dimensions 01

Length overall
15 ft
Length on deck
Waterline length
Beam
6 ft
Draft
Maximum headroom
Air draft

Construction & hull 02

Construction
Wood
Hull type
Monohull
Keel type
Centerboard
Rudder
1× Outboard
Ballast
(Steel)
Displacement
Water capacity
Fuel capacity

Rig & sails 03

Rig type
Cat Rig
Mainsail luff
Mainsail foot
Foretriangle height
Foretriangle base
Forestay length (estimated)
Sail area
163 sqft

Calculations 04

Sail area to displacement ratio
Ballast to displacement ratio
Displacement to length ratio
Comfort ratio
Capsize screening formula
Hull speed