BLUE DUDE
FRA YOUNG Rocket 8.4Sail number FRA/FRA8155
GPH
605.5
OSN
590.1
LOA
8.4 m
Displacement
1639 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7024
Medium
0.8955
High
1.0411
Triple Offshore
Low
0.8926
Medium
1.0984
High
1.2584
Boat Specifications
Dimensions
- Length overall
- 8.4 m
- Beam
- 2.92 m
- Draft
- 2.48 m
- Displacement
- 1639 kg
- Crew weight
- 450 kg
- Wetted surface
- 15.89 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
- Stability index
- 128.8
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.54 | 5.83 | 6.03 | 6.11 | 6.2 | 6.09 | 5.43 | 4.59 |
| 8 | 6.35 | 6.5 | 6.62 | 6.66 | 6.94 | 6.89 | 6.54 | 5.76 |
| 10 | 6.62 | 6.81 | 7.05 | 7.09 | 7.47 | 7.64 | 7.28 | 6.56 |
| 12 | 6.75 | 7 | 7.43 | 7.64 | 7.9 | 8.26 | 8.16 | 7.23 |
| 14 | 6.82 | 7.12 | 7.68 | 8.14 | 8.32 | 8.79 | 9.2 | 8.01 |
| 16 | 6.9 | 7.18 | 7.85 | 8.53 | 8.72 | 9.31 | 10.28 | 9.01 |
| 20 | 7.03 | 7.43 | 8.12 | 8.97 | 9.93 | 10.35 | 12 | 12.14 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 41.8° | 3.68 | 143.9° | 3.98 |
| 8 | 39.9° | 4.43 | 147.8° | 4.99 |
| 10 | 37.2° | 4.77 | 150.9° | 5.69 |
| 12 | 36.7° | 4.88 | 148.7° | 6.26 |
| 14 | 36.4° | 4.93 | 145.7° | 6.94 |
| 16 | 36° | 5.01 | 144.6° | 7.8 |
| 20 | 36.6° | 5.02 | 144.9° | 10.51 |
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