LEADING EDGE
USA J 122Sail number USA/USA74
GPH
574.8
OSN
558.1
LOA
12.19 m
Displacement
7593 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7179
Medium
0.9583
High
1.075
Triple Offshore
Low
0.9215
Medium
1.1758
High
1.2973
Boat Specifications
Dimensions
- Length overall
- 12.19 m
- Beam
- 3.64 m
- Draft
- 2.25 m
- Displacement
- 7593 kg
- Crew weight
- 785 kg
- Wetted surface
- 33.12 m²
Sails
- Mainsail
- 50.67 m²
- Genoa
- 41.31 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 157.02 m²
Design
- Type
- J 122
- Builder
- J/Boats
- Designer
- Alan Johnstone
- Year built
- 2008
- Stability index
- 124.1
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.73 | 6.04 | 6.24 | 6.13 | 6.27 | 6.14 | 5.51 | 4.66 |
| 8 | 6.78 | 7.03 | 7.2 | 7.26 | 7.44 | 7.35 | 6.85 | 5.88 |
| 10 | 7.38 | 7.57 | 7.71 | 7.72 | 8.02 | 7.99 | 7.69 | 6.93 |
| 12 | 7.65 | 7.84 | 8.02 | 8.04 | 8.4 | 8.46 | 8.22 | 7.65 |
| 14 | 7.77 | 7.98 | 8.24 | 8.34 | 8.65 | 8.88 | 8.71 | 8.05 |
| 16 | 7.85 | 8.06 | 8.39 | 8.59 | 8.88 | 9.23 | 9.22 | 8.39 |
| 20 | 7.92 | 8.15 | 8.56 | 8.97 | 9.3 | 9.82 | 10.48 | 9.12 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43° | 3.75 | 143.3° | 4.04 |
| 8 | 41.1° | 4.58 | 146.9° | 5.09 |
| 10 | 39.4° | 5.14 | 148.7° | 6 |
| 12 | 38.2° | 5.41 | 150.5° | 6.63 |
| 14 | 37.6° | 5.54 | 150.7° | 6.98 |
| 16 | 37.5° | 5.62 | 173° | 7.41 |
| 20 | 37.8° | 5.67 | 175.7° | 8.21 |
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