JUMPSTART
USA J 92Sail number USA/78
GPH
628.4
OSN
613
LOA
9.141 m
Displacement
2549 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6649
Medium
0.8761
High
0.9863
Triple Offshore
Low
0.8538
Medium
1.067
High
1.1888
Boat Specifications
Dimensions
- Length overall
- 9.141 m
- Beam
- 3.04 m
- Draft
- 1.81 m
- Displacement
- 2549 kg
- Crew weight
- 462 kg
- Wetted surface
- 18.4 m²
Sails
- Mainsail
- 28.59 m²
- Genoa
- 30.13 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 75.44 m²
Design
- Type
- J 92
- Builder
- J boats
- Designer
- Rod Johnstone
- Year built
- 1994
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.36 | 5.66 | 5.92 | 5.85 | 5.82 | 5.68 | 5.14 | 4.32 |
| 8 | 6.27 | 6.46 | 6.6 | 6.62 | 6.72 | 6.63 | 6.25 | 5.35 |
| 10 | 6.65 | 6.8 | 6.95 | 6.96 | 7.22 | 7.16 | 6.83 | 6.26 |
| 12 | 6.78 | 6.97 | 7.24 | 7.31 | 7.7 | 7.74 | 7.32 | 6.85 |
| 14 | 6.85 | 7.06 | 7.44 | 7.66 | 8.02 | 8.29 | 7.9 | 7.31 |
| 16 | 6.89 | 7.12 | 7.56 | 7.95 | 8.3 | 8.73 | 8.55 | 7.83 |
| 20 | 6.95 | 7.19 | 7.66 | 8.23 | 8.84 | 9.48 | 10.43 | 9.16 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.4° | 3.52 | 140.2° | 3.74 |
| 8 | 41.2° | 4.25 | 149° | 4.63 |
| 10 | 38.6° | 4.72 | 153.2° | 5.45 |
| 12 | 37.5° | 4.88 | 161.5° | 6.1 |
| 14 | 37.1° | 4.95 | 180° | 6.66 |
| 16 | 37.3° | 4.97 | 180° | 7.09 |
| 20 | 37.5° | 5 | 180° | 8.05 |
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