The J39 is a 39.42ft masthead sloop designed by Johnstone and built in fiberglass by J Boats between 1989 and 1997.
25 units have been built.
The J39 is a light sailboat which is a very high performer. It is very stable / stiff and has a low righting capability if capsized. It is best suited as a fast cruiser.
Main features
| Model | J39 | ||
| Length | 39.42 ft | ||
| Beam | 12.42 ft | ||
| Draft | 7.25 ft | ||
| Country | United states (North America) | ||
| Estimated price | $ 0 | ?? |
Ratios
| Sail area / displ. | 23.32 | ||
| Ballast / displ. | 45.74 % | ||
| Displ. / length | 167.76 | ||
| Comfort ratio | 20.12 | ||
| Capsize | 2.12 |
Hull
| Hull type | Monohull fin keel with spade rudder | ||
| Construction | Fiberglass | ||
| Waterline length | 32.50 ft | ||
| Maximum draft | 7.25 ft | ||
| Displacement | 12900 lbs | ||
| Ballast | 5900 lbs | ||
| Hull speed | 7.64 knots |
Rigging
| Rigging | Masthead Sloop | ||
| Sail area (100%) | 799 sq.ft | ||
| Air draft | 0 ft | ?? | |
| Sail area fore | 414.63 sq.ft | ||
| Sail area main | 384.68 sq.ft | ||
| I | 53.50 ft | ||
| J | 15.50 ft | ||
| P | 47.20 ft | ||
| E | 16.30 ft |
Engine
| Nb engines | 1 | ||
| Total power | 27 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 | J Boats | ||
| Designer | Johnstone | ||
| First built | 1989 | ||
| Last built | 1997 | ||
| Number built | 25 |