JANE SAYS
USA J 124Sail number USA/USA12
GPH
573.4
OSN
556.2
LOA
12.375 m
Displacement
5941 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7079
Medium
0.9569
High
1.0833
Triple Offshore
Low
0.9146
Medium
1.183
High
1.3201
Boat Specifications
Dimensions
- Length overall
- 12.375 m
- Beam
- 3.47 m
- Draft
- 2.12 m
- Displacement
- 5941 kg
- Crew weight
- 400 kg
- Wetted surface
- 30.69 m²
Sails
- Mainsail
- 46.35 m²
- Genoa
- 32.49 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 131.89 m²
Design
- Type
- J 124
- Builder
- TPI
- Designer
- Johnstone
- Year built
- 2002
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.63 | 5.95 | 6.18 | 6.15 | 6.3 | 6.15 | 5.46 | 4.58 |
| 8 | 6.78 | 7.06 | 7.26 | 7.31 | 7.54 | 7.45 | 6.89 | 5.84 |
| 10 | 7.4 | 7.64 | 7.82 | 7.81 | 8.14 | 8.14 | 7.82 | 6.95 |
| 12 | 7.66 | 7.9 | 8.14 | 8.21 | 8.5 | 8.67 | 8.43 | 7.77 |
| 14 | 7.79 | 8.03 | 8.37 | 8.54 | 8.8 | 9.13 | 9.03 | 8.25 |
| 16 | 7.87 | 8.12 | 8.52 | 8.82 | 9.07 | 9.5 | 9.69 | 8.74 |
| 20 | 7.97 | 8.24 | 8.73 | 9.24 | 9.59 | 10.24 | 11.35 | 10.03 |
| 24 | 7.97 | 8.26 | 8.83 | 9.51 | 10.16 | 10.97 | 12.83 | 12.39 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.6° | 3.68 | 142.4° | 3.97 |
| 8 | 41.5° | 4.54 | 145.3° | 5.06 |
| 10 | 40.1° | 5.09 | 147.8° | 6.02 |
| 12 | 39.1° | 5.34 | 150.5° | 6.73 |
| 14 | 38.7° | 5.47 | 149.5° | 7.15 |
| 16 | 38.5° | 5.55 | 147.4° | 7.57 |
| 20 | 38.5° | 5.62 | 143.7° | 8.68 |
| 24 | 39.7° | 5.54 | 142.9° | 10.73 |
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