LONGBOW
USA CLASS 40Sail number USA/USA143
GPH
507.8
OSN
493.9
LOA
12.201 m
Displacement
5114 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7941
Medium
1.056
High
1.2386
Triple Offshore
Low
1.027
Medium
1.3297
High
1.5482
Boat Specifications
Dimensions
- Length overall
- 12.201 m
- Beam
- 4.49 m
- Draft
- 3 m
- Displacement
- 5114 kg
- Crew weight
- 500 kg
- Wetted surface
- 36.56 m²
Sails
- Mainsail
- 60.78 m²
- Genoa
- 56.86 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 192.58 m²
Design
- Type
- CLASS 40
- Builder
- CARBON OCEAN YACHT
- Designer
- OWEN CLARKE DESIGN
- Year built
- 2015
- Stability index
- 112.5
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 6.5 | 6.85 | 7.14 | 7.29 | 6.97 | 6.55 | 5.92 | 4.99 |
| 8 | 7.67 | 7.96 | 8.15 | 8.39 | 8.19 | 8.01 | 7.5 | 6.38 |
| 10 | 8.19 | 8.52 | 8.87 | 9.16 | 9.14 | 9.04 | 8.55 | 7.55 |
| 12 | 8.44 | 8.84 | 9.45 | 9.71 | 10.22 | 10.04 | 9.58 | 8.5 |
| 14 | 8.61 | 9.07 | 9.79 | 10.38 | 11.1 | 11 | 10.85 | 9.39 |
| 16 | 8.74 | 9.24 | 10.04 | 10.83 | 11.75 | 12.12 | 12.16 | 10.48 |
| 20 | 8.93 | 9.47 | 10.43 | 11.49 | 12.91 | 13.8 | 14.31 | 13.13 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43° | 4.27 | 143.3° | 4.32 |
| 8 | 40.8° | 5.18 | 143° | 5.53 |
| 10 | 39° | 5.64 | 146.4° | 6.54 |
| 12 | 38.2° | 5.86 | 152.8° | 7.38 |
| 14 | 38.4° | 6 | 150.5° | 8.13 |
| 16 | 38.4° | 6.08 | 146° | 9.07 |
| 20 | 38.3° | 6.17 | 142.2° | 11.37 |
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