Track
NOR First 31.7 LRSail number NOR/NOR14220
GPH
672.7
OSN
651.1
LOA
9.61 m
Displacement
3861 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.602
Medium
0.8222
High
0.941
Triple Offshore
Low
0.7745
Medium
1.0104
High
1.1259
Boat Specifications
Dimensions
- Length overall
- 9.61 m
- Beam
- 3.21 m
- Draft
- 1.94 m
- Displacement
- 3861 kg
- Crew weight
- 360 kg
- Wetted surface
- 21.76 m²
Sails
- Mainsail
- 26.5 m²
- Genoa
- 27.25 m²
- Spinnaker
- 61.76 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- First 31.7 LR
- Builder
- Beneteau
- Designer
- Finot
- Year built
- 1998
Velocity Prediction
Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into WX Navigator or compatible navigation software.
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.92 | 5.17 | 5.34 | 5.22 | 5.18 | 5 | 4.48 | 3.77 |
| 8 | 5.81 | 6.04 | 6.2 | 6.15 | 6.25 | 6.11 | 5.58 | 4.84 |
| 10 | 6.37 | 6.56 | 6.71 | 6.73 | 6.89 | 6.81 | 6.43 | 5.77 |
| 12 | 6.65 | 6.83 | 7.01 | 7.05 | 7.28 | 7.24 | 6.97 | 6.5 |
| 14 | 6.76 | 6.96 | 7.21 | 7.31 | 7.61 | 7.61 | 7.37 | 6.98 |
| 16 | 6.81 | 7.02 | 7.34 | 7.54 | 7.85 | 7.97 | 7.77 | 7.36 |
| 20 | 6.84 | 7.07 | 7.46 | 7.85 | 8.17 | 8.55 | 8.6 | 8.12 |
| 24 | 6.78 | 7.04 | 7.51 | 8 | 8.29 | 8.95 | 9.77 | 9.05 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.1° | 3.24 | 145.1° | 3.26 |
| 8 | 40.9° | 3.94 | 149.2° | 4.19 |
| 10 | 39.4° | 4.41 | 152.3° | 5 |
| 12 | 38.9° | 4.66 | 157.5° | 5.71 |
| 14 | 38.6° | 4.75 | 169.1° | 6.31 |
| 16 | 38.6° | 4.78 | 177.2° | 6.8 |
| 20 | 39.1° | 4.77 | 178.3° | 7.53 |
| 24 | 40.6° | 4.63 | 178.1° | 8.25 |
Loading polar chart…