Tora
NOR MAMBA 33Sail number NOR/NOR5801
GPH
688.1
OSN
668.8
LOA
9.85 m
Displacement
4760 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5916
Medium
0.8027
High
0.9252
Triple Offshore
Low
0.7621
Medium
0.984
High
1.0986
Boat Specifications
Dimensions
- Length overall
- 9.85 m
- Beam
- 3.27 m
- Draft
- 1.76 m
- Displacement
- 4760 kg
- Crew weight
- 542 kg
- Wetted surface
- 22.32 m²
Sails
- Mainsail
- 30.13 m²
- Genoa
- 29.31 m²
- Spinnaker
- 61.78 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- MAMBA 33
- Builder
- BK Marin AB
- Designer
- Bengt Karlsson
- Year built
- 1984
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.8 | 5.07 | 5.27 | 5.2 | 5.13 | 4.97 | 4.5 | 3.83 |
| 8 | 5.64 | 5.93 | 6.14 | 6.1 | 6.17 | 6.01 | 5.47 | 4.81 |
| 10 | 6.23 | 6.41 | 6.55 | 6.62 | 6.68 | 6.6 | 6.28 | 5.64 |
| 12 | 6.5 | 6.65 | 6.8 | 6.89 | 7 | 6.93 | 6.7 | 6.33 |
| 14 | 6.63 | 6.8 | 6.98 | 7.05 | 7.32 | 7.25 | 7.01 | 6.71 |
| 16 | 6.69 | 6.87 | 7.14 | 7.24 | 7.63 | 7.6 | 7.34 | 7 |
| 20 | 6.72 | 6.92 | 7.31 | 7.61 | 7.97 | 8.21 | 8.04 | 7.64 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.4° | 3.14 | 147° | 3.31 |
| 8 | 41.6° | 3.75 | 152° | 4.17 |
| 10 | 41.2° | 4.23 | 154° | 4.91 |
| 12 | 40.1° | 4.55 | 160° | 5.6 |
| 14 | 39.4° | 4.68 | 180° | 6.22 |
| 16 | 39° | 4.75 | 180° | 6.63 |
| 20 | 39.4° | 4.74 | 180° | 7.21 |
Loading polar chart…