BLUE DUDE
FRA YOUNG Rocket 8.4Sail number FRA/FRA8155
GPH
606.3
OSN
592.1
LOA
8.4 m
Displacement
1640 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7044
Medium
0.8917
High
1.0288
Triple Offshore
Low
0.8955
Medium
1.0951
High
1.2481
Boat Specifications
Dimensions
- Length overall
- 8.4 m
- Beam
- 2.92 m
- Draft
- 2.48 m
- Displacement
- 1640 kg
- Crew weight
- 450 kg
- Wetted surface
- 16.12 m²
Sails
- Mainsail
- 34.01 m²
- Genoa
- 16.18 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 89.66 m²
Design
- Type
- YOUNG Rocket 8.4
- Builder
- FAIR Tom
- Designer
- YOUNG Jim
- Year built
- 1986
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.59 | 5.87 | 6.07 | 6.13 | 6.22 | 6.12 | 5.44 | 4.58 |
| 8 | 6.36 | 6.51 | 6.63 | 6.67 | 6.94 | 6.89 | 6.53 | 5.71 |
| 10 | 6.63 | 6.81 | 7.05 | 7.09 | 7.47 | 7.62 | 7.22 | 6.53 |
| 12 | 6.75 | 6.99 | 7.43 | 7.63 | 7.87 | 8.24 | 8.05 | 7.13 |
| 14 | 6.81 | 7.11 | 7.66 | 8.12 | 8.32 | 8.76 | 9.05 | 7.85 |
| 16 | 6.87 | 7.18 | 7.82 | 8.5 | 8.79 | 9.27 | 10.14 | 8.78 |
| 20 | 6.99 | 7.38 | 8.04 | 8.89 | 9.86 | 10.37 | 11.94 | 11.75 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 41.2° | 3.73 | 143.5° | 3.97 |
| 8 | 39.4° | 4.46 | 147.5° | 4.95 |
| 10 | 36.9° | 4.79 | 151° | 5.65 |
| 12 | 36.4° | 4.89 | 149° | 6.18 |
| 14 | 36.4° | 4.93 | 145.8° | 6.8 |
| 16 | 36° | 4.99 | 144.5° | 7.6 |
| 20 | 36.8° | 4.99 | 143.9° | 10.18 |
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