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Boat Overview
Type
Maker
Hull type
Hull Material
Composite_Material
Category
Boat length (LOA)
11.77 m
Specs
Main
| Maker | Westerly |
| Model | Sealord 39 Ketch |
| First built hull | 1983 |
| Version | Ketch |
| Boat type | Sail |
| Category | Cruiser BoatsCenter Cockpit Boats |
| Hull type | Monohull |
| Hull material | Composite_Material |
General
| Top speed | 12.3 kmh |
| Mast height | 14.75 m |
| Length overall | 11.77 m |
| Length at waterline | 9.94 m |
| Beam overall | 4.02 m |
| Draft maximum | 1.71 m |
| Displacement | 8,391.91 kg |
| Ballast weight | 3,629.19 kg |
| Helm | 1 wheel |
| Rudder | 1 spade rudder |
| Cockpit | Central cockpit |
Designer
| Naval architect | |
| Name/Studio | Edward Dubois |
Rig & Sails
| Mast | 48.4 |
| Spars | Mast and boom in Aluminum |
| Standing rigging | 1x19 strand wire continuous |
| Number of spreaders | 1 |
| Spreaders angle | 0 ° |
| Upwind sail area | 90.49 sq.m |
| Downwind sail area | 166.58 sq.m |
Engine
| Engine A | |
| Type | inboard |
| Engine B |
Storage
Performance & Ratios
Detail
| Sail Area to Displacement (SA/D) | 0.05 |
| Upwind SA to Displacement | 22.29 |
| Downwind SA to Displacement | 41.03 |
| Hull Displacement Speed | 0.05 |
| Displacement to Length (D/L) | 7.65 |
| Ballast to Displacement (B/D) | 0.43 |
| Capsize Screening Formula (CSF) | 2 |