The Harmony 31 is a 31.17ft masthead sloop designed by E. G. van de Stadt and built in fiberglass by Tyler Boat Co. Ltd. (UK) between 1964 and 1968.
50 units have been built.
The Harmony 31 is a heavy sailboat which is under powered. It is very stable / stiff and has an excellent righting capability if capsized. It is best suited as a bluewater cruising boat.
Main features
| Model | Harmony 31 | ||
| Length | 31.17 ft | ||
| Beam | 9.19 ft | ||
| Draft | 4.69 ft | ||
| Country | United Kingdom (Europe) | ||
| Estimated price | $ 0 | ?? |
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Ratios
| Sail area / displ. | 13.86 | ||
| Ballast / displ. | 41.67 % | ||
| Displ. / length | 323.61 | ||
| Comfort ratio | 32.20 | ||
| Capsize | 1.68 |
Hull
| Hull type | Monohull fin keel | ||
| Construction | Fiberglass | ||
| Waterline length | 24.44 ft | ||
| Maximum draft | 4.69 ft | ||
| Displacement | 10582 lbs | ||
| Ballast | 4409 lbs | ||
| Hull speed | 6.62 knots |
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Rigging
| Rigging | Masthead Sloop | ||
| Sail area (100%) | 416 sq.ft | ||
| Air draft | 0 ft | ?? | |
| Sail area fore | 236.04 sq.ft | ||
| Sail area main | 180.18 sq.ft | ||
| I | 38.38 ft | ||
| J | 12.30 ft | ||
| P | 32.32 ft | ||
| E | 11.15 ft |
Engine
| Nb engines | 1 | ||
| Total power | 0 HP | ||
| Fuel capacity | 0 gals |
Accommodations
| Water capacity | 0 gals | ||
| Headroom | 0 ft | ||
| Nb of cabins | 0 | ||
| Nb of berths | 0 | ||
| Nb heads | 0 |
Builder data
| Builder | Tyler Boat Co. Ltd. (UK) | ||
| Designer | E. G. van de Stadt | ||
| First built | 1964 | ||
| Last built | 1968 | ||
| Number built | 50 |
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