VELOCITY
USA J 42Sail number USA/USA28642
GPH
603.8
OSN
584.9
LOA
12.71 m
Displacement
8292 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6675
Medium
0.9177
High
1.0664
Triple Offshore
Low
0.8626
Medium
1.1251
High
1.261
Boat Specifications
Dimensions
- Length overall
- 12.71 m
- Beam
- 3.72 m
- Draft
- 2.01 m
- Displacement
- 8292 kg
- Crew weight
- 750 kg
- Wetted surface
- 33.71 m²
Sails
- Mainsail
- 47.42 m²
- Genoa
- 51.01 m²
- Spinnaker
- 105.25 m²
- Asymmetric spinnaker
- 85.96 m²
Design
- Type
- J 42
- Builder
- TPI
- Designer
- JOHNSTONE
- Year built
- 1996
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.58 | 5.89 | 6.1 | 5.97 | 5.66 | 5.48 | 4.92 | 4.13 |
| 8 | 6.61 | 6.86 | 7.02 | 6.95 | 6.87 | 6.71 | 6.14 | 5.3 |
| 10 | 7.2 | 7.38 | 7.5 | 7.49 | 7.56 | 7.47 | 7.07 | 6.31 |
| 12 | 7.5 | 7.65 | 7.79 | 7.82 | 7.96 | 7.91 | 7.63 | 7.11 |
| 14 | 7.64 | 7.82 | 8 | 8.07 | 8.28 | 8.26 | 8.02 | 7.63 |
| 16 | 7.73 | 7.91 | 8.16 | 8.29 | 8.58 | 8.59 | 8.38 | 8 |
| 20 | 7.81 | 8.02 | 8.35 | 8.64 | 9.12 | 9.26 | 9.13 | 8.69 |
| 24 | 7.84 | 8.07 | 8.48 | 8.89 | 9.5 | 10.12 | 10.13 | 9.47 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.8° | 3.63 | 143.3° | 3.58 |
| 8 | 42.1° | 4.42 | 147.8° | 4.59 |
| 10 | 40.3° | 4.99 | 151.3° | 5.47 |
| 12 | 38.9° | 5.31 | 155.7° | 6.22 |
| 14 | 37.9° | 5.48 | 164.4° | 6.85 |
| 16 | 37.6° | 5.57 | 176.3° | 7.39 |
| 20 | 37.2° | 5.66 | 179° | 8.12 |
| 24 | 37.6° | 5.66 | 179° | 8.78 |
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