420 (dinghy)
The International 420 Dinghy is a sailing dinghy popular for racing and teaching. The hull is fiberglass with internal buoyancy tanks. The 420 has a bermuda rig, spinnaker and trapeze. It has a large sail-area-to-weight ratio, and is designed to plane easily. The 420 is an International class recognised by World Sailing. The name refers to the boat's length of 420 centimetres (4.2 m; 13 ft 9 in).
Class symbol | |
A 420 under sail | |
| Development | |
|---|---|
| Designer | Christian Maury |
| Location | France |
| Year | 1959 |
| Design | One-Design |
| Role | Youth trainer, racing |
| Boat | |
| Displacement | 100 kilograms (220 lb) |
| Draft | 0.965 metres (3 ft 2.0 in) |
| Trapeze | Single |
| Hull | |
| Type | Monohull |
| Construction | GRP |
| Hull weight | 80 kilograms (180 lb) |
| LOA | 4.20 metres (13 ft 9 in) |
| Beam | 1.63 metres (5 ft 4 in) |
| Hull appendages | |
| Keel/board type | Centerboard |
| Rig | |
| Rig type | Bermuda |
| Mast length | 6.26 metres (20 ft 6 in) |
| Sails | |
| Mainsail area | 7.45 square metres (80.2 sq ft) |
| Jib/genoa area | 2.8 square metres (30 sq ft) |
| Spinnaker area | 8.83 square metres (95.0 sq ft) |
| Upwind sail area | 10.25 square metres (110.3 sq ft) |
| Racing | |
| D-PN | 97.6 |
| RYA PN | 1087 |
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