LONGBOW
USA CLASS 40Sail number USA/USA143
GPH
491
OSN
476.9
LOA
12.103 m
Displacement
4577 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.8061
Medium
1.0874
High
1.289
Triple Offshore
Low
1.0493
Medium
1.3768
High
1.6394
Boat Specifications
Dimensions
- Length overall
- 12.103 m
- Beam
- 4.5 m
- Draft
- 2.98 m
- Displacement
- 4577 kg
- Crew weight
- 919 kg
- Wetted surface
- 36 m²
Sails
- Mainsail
- 65.54 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
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 6.65 | 7.08 | 7.39 | 7.59 | 7.32 | 6.87 | 6.03 | 5.03 |
| 8 | 7.89 | 8.11 | 8.38 | 8.57 | 8.37 | 8.16 | 7.63 | 6.4 |
| 10 | 8.47 | 8.79 | 9.13 | 9.68 | 9.37 | 9.15 | 8.5 | 7.58 |
| 12 | 8.81 | 9.3 | 10.03 | 10.42 | 10.81 | 10.52 | 9.45 | 8.44 |
| 14 | 9.05 | 9.61 | 10.53 | 11.21 | 12.08 | 11.64 | 10.87 | 9.18 |
| 16 | 9.21 | 9.8 | 10.85 | 11.89 | 12.95 | 13.18 | 12.3 | 10.39 |
| 20 | 9.66 | 10.35 | 11.39 | 12.71 | 14.51 | 15.65 | 16.17 | 13.54 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.1° | 4.33 | 142° | 4.36 |
| 8 | 41.6° | 5.36 | 143° | 5.55 |
| 10 | 38.2° | 6 | 148.5° | 6.57 |
| 12 | 36.4° | 6.26 | 152° | 7.29 |
| 14 | 35.6° | 6.39 | 148° | 7.95 |
| 16 | 34.9° | 6.5 | 144.5° | 9 |
| 20 | 35.1° | 6.62 | 138.1° | 11.73 |
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