The Sigma 33 ood is a 32.5ft fractional sloop designed by David Thomas and built in fiberglass by Northshore Yachts (UK) between 1979 and 1991.
400 units have been built.
The Sigma 33 ood is a moderate weight sailboat which is a reasonably good performer. It is stable / stiff and has a low righting capability if capsized. It is best suited as a coastal cruiser.
Main features
| Model | Sigma 33 ood | ||
| Length | 32.50 ft | ||
| Beam | 10.50 ft | ||
| Draft | 5.75 ft | ||
| Country | United Kingdom (Europe) | ||
| Estimated price | $ 0 | ?? |
Ratios
| Sail area / displ. | 17 | ||
| Ballast / displ. | 37.74 % | ||
| Displ. / length | 227.07 | ||
| Comfort ratio | 22.06 | ||
| Capsize | 2.01 |
Hull
| Hull type | Monohull fin keel with spade rudder | ||
| Construction | Fiberglass | ||
| Waterline length | 26.25 ft | ||
| Maximum draft | 5.75 ft | ||
| Displacement | 9200 lbs | ||
| Ballast | 3472 lbs | ||
| Hull speed | 6.87 knots |
Rigging
| Rigging | Fractional Sloop | ||
| Sail area (100%) | 465 sq.ft | ||
| Air draft | 0 ft | ?? | |
| Sail area fore | 217.38 sq.ft | ||
| Sail area main | 247 sq.ft | ||
| I | 37 ft | ||
| J | 11.75 ft | ||
| P | 38 ft | ||
| E | 13 ft |
Engine
| Nb engines | 1 | ||
| Total power | 18 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 | Northshore Yachts (UK) | ||
| Designer | David Thomas | ||
| First built | 1979 | ||
| Last built | 1991 | ||
| Number built | 400 |