The Jonmeri 40 is a 39.69ft masthead sloop designed by Jorma Nyman and built in fiberglass by Jonmeri Yachts since 1981.
30 units have been built.
The Jonmeri 40 is a moderate weight sailboat which is a reasonably good performer. It is very stable / stiff and has a good righting capability if capsized. It is best suited as a coastal cruiser. The fuel capacity is average. There is a good water supply range.
Main features
| Model | Jonmeri 40 | ||
| Length | 39.69 ft | ||
| Beam | 12.63 ft | ||
| Draft | 6.88 ft | ||
| Country | Finland (Europe) | ||
| Estimated price | $ 0 | ?? |
Ratios
| Sail area / displ. | 17.07 | ||
| Ballast / displ. | 47.09 % | ||
| Displ. / length | 239.11 | ||
| Comfort ratio | 28.59 | ||
| Capsize | 1.90 |
Hull
| Hull type | Monohull fin keel with spade rudder | ||
| Construction | Fiberglass | ||
| Waterline length | 32.80 ft | ||
| Maximum draft | 6.88 ft | ||
| Displacement | 18900 lbs | ||
| Ballast | 8900 lbs | ||
| Hull speed | 7.67 knots |
Rigging
| Rigging | Masthead Sloop | ||
| Sail area (100%) | 754 sq.ft | ||
| Air draft | 0 ft | ?? | |
| Sail area fore | 447.28 sq.ft | ||
| Sail area main | 306.68 sq.ft | ||
| I | 53.47 ft | ||
| J | 16.73 ft | ||
| P | 46.75 ft | ||
| E | 13.12 ft |
Engine
| Nb engines | 1 | ||
| Total power | 45 HP | ||
| Fuel capacity | 53 gals |
Accommodations
| Water capacity | 106 gals | ||
| Headroom | 0 ft | ||
| Nb of cabins | 0 | ||
| Nb of berths | 0 | ||
| Nb heads | 0 |
Builder data
| Builder | Jonmeri Yachts | ||
| Designer | Jorma Nyman | ||
| First built | 1981 | ||
| Last built | 0 | ?? | |
| Number built | 30 |