Blue Lunch
USA J 29 MH OBSail number USA/USA63252
GPH
651.5
OSN
633.4
LOA
8.989 m
Displacement
2478 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6506
Medium
0.8525
High
0.9579
Triple Offshore
Low
0.8262
Medium
1.0285
High
1.1366
Boat Specifications
Dimensions
- Length overall
- 8.989 m
- Beam
- 3.39 m
- Draft
- 1.74 m
- Displacement
- 2478 kg
- Crew weight
- 444 kg
- Wetted surface
- 17.81 m²
Sails
- Mainsail
- 24.07 m²
- Genoa
- 34.78 m²
- Spinnaker
- 66.29 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- J 29 MH OB
- Builder
- TPI
- Designer
- Johnstone
- Year built
- 1982
- Stability index
- 103.3
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.39 | 5.62 | 5.75 | 5.63 | 5.36 | 5.22 | 4.75 | 4.03 |
| 8 | 6.14 | 6.28 | 6.37 | 6.33 | 6.3 | 6.19 | 5.79 | 5.09 |
| 10 | 6.49 | 6.61 | 6.72 | 6.72 | 6.81 | 6.74 | 6.46 | 5.94 |
| 12 | 6.65 | 6.81 | 6.98 | 7.03 | 7.21 | 7.19 | 6.91 | 6.51 |
| 14 | 6.73 | 6.9 | 7.16 | 7.3 | 7.53 | 7.59 | 7.34 | 6.93 |
| 16 | 6.78 | 6.97 | 7.28 | 7.52 | 7.81 | 7.99 | 7.79 | 7.33 |
| 20 | 6.82 | 7.04 | 7.42 | 7.82 | 8.25 | 8.88 | 9 | 8.21 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 41.8° | 3.6 | 145.2° | 3.49 |
| 8 | 39.6° | 4.28 | 150.2° | 4.41 |
| 10 | 37.6° | 4.68 | 154.1° | 5.18 |
| 12 | 36.9° | 4.83 | 162.2° | 5.81 |
| 14 | 36.6° | 4.9 | 175.4° | 6.35 |
| 16 | 36.4° | 4.94 | 177.2° | 6.75 |
| 20 | 37° | 4.93 | 178.4° | 7.5 |
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