BLACK SWAN
USA J-120Sail number USA/USA114
GPH
576.3
OSN
560.5
LOA
12.244 m
Displacement
7149 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7031
Medium
0.9535
High
1.0788
Triple Offshore
Low
0.9112
Medium
1.1755
High
1.31
Boat Specifications
Dimensions
- Length overall
- 12.244 m
- Beam
- 3.67 m
- Draft
- 2.17 m
- Displacement
- 7149 kg
- Crew weight
- 828 kg
- Wetted surface
- 33.25 m²
Sails
- Mainsail
- 47.12 m²
- Genoa
- 52 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 165.02 m²
Design
- Type
- J-120
- Builder
- TILLOTSON-PEARSON
- Designer
- JOHNSTONE
- Year built
- 1994
- Stability index
- 119.2
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.62 | 5.96 | 6.24 | 6.41 | 6.2 | 6.04 | 5.39 | 4.58 |
| 8 | 6.73 | 7.03 | 7.27 | 7.48 | 7.41 | 7.33 | 6.81 | 5.77 |
| 10 | 7.4 | 7.59 | 7.73 | 7.96 | 7.99 | 7.96 | 7.7 | 6.9 |
| 12 | 7.64 | 7.83 | 8.01 | 8.26 | 8.35 | 8.44 | 8.2 | 7.68 |
| 14 | 7.76 | 7.95 | 8.22 | 8.5 | 8.79 | 8.94 | 8.75 | 8.05 |
| 16 | 7.82 | 8.03 | 8.37 | 8.7 | 9.23 | 9.3 | 9.38 | 8.39 |
| 20 | 7.88 | 8.11 | 8.55 | 9.09 | 9.94 | 10.15 | 10.87 | 9.49 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.6° | 3.67 | 144.2° | 3.97 |
| 8 | 41.8° | 4.48 | 147.3° | 5 |
| 10 | 41.1° | 5.08 | 147.3° | 5.97 |
| 12 | 39.3° | 5.39 | 150.9° | 6.66 |
| 14 | 38.2° | 5.55 | 151.2° | 6.98 |
| 16 | 37.5° | 5.65 | 171.2° | 7.36 |
| 20 | 36.6° | 5.76 | 143° | 8.22 |
Loading polar chart…