VAYU
USA FIRST 40.7Sail number USA/USA51377
GPH
581.5
OSN
565.1
LOA
11.924 m
Displacement
6800 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7069
Medium
0.9494
High
1.091
Triple Offshore
Low
0.9095
Medium
1.1603
High
1.2968
Boat Specifications
Dimensions
- Length overall
- 11.924 m
- Beam
- 3.77 m
- Draft
- 2.4 m
- Displacement
- 6800 kg
- Crew weight
- 930 kg
- Wetted surface
- 31.32 m²
Sails
- Mainsail
- 49.25 m²
- Genoa
- 54.34 m²
- Spinnaker
- 102.26 m²
- Asymmetric spinnaker
- 100.39 m²
Design
- Type
- FIRST 40.7
- Builder
- BENETEAU
- Designer
- BRUCE FARR
- Year built
- 1997
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 | 5.98 | 6.27 | 6.45 | 6.31 | 5.92 | 5.73 | 5.13 | 4.29 |
| 8 | 6.95 | 7.15 | 7.27 | 7.21 | 7.1 | 6.92 | 6.35 | 5.45 |
| 10 | 7.44 | 7.59 | 7.7 | 7.7 | 7.74 | 7.63 | 7.22 | 6.44 |
| 12 | 7.68 | 7.84 | 8 | 8.04 | 8.19 | 8.1 | 7.77 | 7.21 |
| 14 | 7.79 | 7.98 | 8.24 | 8.34 | 8.59 | 8.55 | 8.2 | 7.73 |
| 16 | 7.86 | 8.07 | 8.4 | 8.61 | 8.95 | 8.98 | 8.63 | 8.13 |
| 20 | 7.96 | 8.2 | 8.61 | 9 | 9.49 | 9.89 | 9.61 | 8.95 |
| 24 | 7.99 | 8.26 | 8.75 | 9.28 | 9.94 | 10.78 | 11.08 | 9.98 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.5° | 3.96 | 141.3° | 3.72 |
| 8 | 40.4° | 4.77 | 146.3° | 4.72 |
| 10 | 38.2° | 5.29 | 150.2° | 5.58 |
| 12 | 37.3° | 5.53 | 156.5° | 6.32 |
| 14 | 36.8° | 5.65 | 165.9° | 6.96 |
| 16 | 36.5° | 5.73 | 176.8° | 7.5 |
| 20 | 36.4° | 5.8 | 178.3° | 8.29 |
| 24 | 37° | 5.77 | 177.7° | 9.07 |
Loading polar chart…