Jack in the Box
NED J-29Sail number NED/US63281
GPH
650.5
OSN
633.2
LOA
9.449 m
Displacement
2819 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7264
Medium
0.9604
High
1.0786
Triple Offshore
Low
0.9258
Medium
1.1612
High
1.287
Boat Specifications
Dimensions
- Length overall
- 9.449 m
- Beam
- 3.39 m
- Draft
- 1.77 m
- Displacement
- 2819 kg
- Crew weight
- 538 kg
- Wetted surface
- 18.48 m²
Sails
- Mainsail
- 25.93 m²
- Genoa
- 32.77 m²
- Spinnaker
- 66.58 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- J-29
- Builder
- J-Boats
- Designer
- R.Johnstone
- Year built
- 1986
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.25 | 5.51 | 5.7 | 5.64 | 5.41 | 5.27 | 4.8 | 4.11 |
| 8 | 6.1 | 6.27 | 6.38 | 6.37 | 6.37 | 6.27 | 5.87 | 5.13 |
| 10 | 6.49 | 6.62 | 6.73 | 6.75 | 6.85 | 6.77 | 6.51 | 6 |
| 12 | 6.67 | 6.83 | 7.02 | 7.04 | 7.29 | 7.21 | 6.92 | 6.55 |
| 14 | 6.74 | 6.95 | 7.26 | 7.38 | 7.68 | 7.68 | 7.35 | 6.92 |
| 16 | 6.78 | 7.01 | 7.41 | 7.65 | 7.98 | 8.12 | 7.79 | 7.32 |
| 20 | 6.79 | 7.04 | 7.53 | 8.02 | 8.39 | 8.88 | 8.86 | 8.17 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 41.7° | 3.49 | 146.5° | 3.56 |
| 8 | 40.9° | 4.16 | 150.2° | 4.45 |
| 10 | 38.7° | 4.64 | 153.4° | 5.23 |
| 12 | 37.5° | 4.82 | 163.9° | 5.86 |
| 14 | 37.3° | 4.89 | 180° | 6.42 |
| 16 | 37.3° | 4.92 | 180° | 6.8 |
| 20 | 37.5° | 4.9 | 180° | 7.55 |
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