Terna
NOR First 31.7Sail number NOR/NOR11154
GPH
667
OSN
645.2
LOA
9.61 m
Displacement
3870 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6001
Medium
0.8303
High
0.9614
Triple Offshore
Low
0.7759
Medium
1.0206
High
1.148
Boat Specifications
Dimensions
- Length overall
- 9.61 m
- Beam
- 3.21 m
- Draft
- 1.94 m
- Displacement
- 3870 kg
- Crew weight
- 586 kg
- Wetted surface
- 22.15 m²
Sails
- Mainsail
- 26.27 m²
- Genoa
- 30.91 m²
- Spinnaker
- 62.94 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- First 31.7
- Builder
- Beneteau
- Designer
- Groupe Finot
- Year built
- 1998
- Stability index
- 107.2
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.91 | 5.19 | 5.4 | 5.32 | 5.18 | 5.01 | 4.51 | 3.81 |
| 8 | 5.83 | 6.12 | 6.33 | 6.3 | 6.31 | 6.14 | 5.59 | 4.86 |
| 10 | 6.46 | 6.65 | 6.8 | 6.84 | 6.93 | 6.84 | 6.48 | 5.78 |
| 12 | 6.77 | 6.92 | 7.07 | 7.16 | 7.31 | 7.24 | 6.98 | 6.54 |
| 14 | 6.89 | 7.07 | 7.29 | 7.38 | 7.7 | 7.64 | 7.35 | 6.99 |
| 16 | 6.94 | 7.14 | 7.46 | 7.65 | 8.06 | 8.07 | 7.76 | 7.34 |
| 20 | 6.97 | 7.19 | 7.61 | 8.08 | 8.48 | 8.91 | 8.71 | 8.14 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43° | 3.2 | 146° | 3.3 |
| 8 | 41.4° | 3.88 | 150.2° | 4.21 |
| 10 | 40.8° | 4.42 | 152° | 5.01 |
| 12 | 39.3° | 4.77 | 157° | 5.75 |
| 14 | 38.2° | 4.9 | 169.4° | 6.35 |
| 16 | 38.1° | 4.96 | 177.2° | 6.83 |
| 20 | 38.2° | 4.94 | 178.1° | 7.51 |
Loading polar chart…