BLUE DUDE
FRA YOUNG Rocket 8.4Sail number FRA/FRA8155
GPH
602.2
OSN
586.9
LOA
8.4 m
Displacement
1640 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7107
Medium
0.9016
High
1.0447
Triple Offshore
Low
0.8991
Medium
1.1037
High
1.2601
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
- 15.89 m²
Sails
- Mainsail
- 33.97 m²
- Genoa
- 15.94 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 | 5.66 | 5.89 | 6.03 | 6.03 | 6.15 | 6.04 | 5.41 | 4.57 |
| 8 | 6.39 | 6.54 | 6.66 | 6.65 | 6.94 | 6.92 | 6.55 | 5.72 |
| 10 | 6.68 | 6.88 | 7.1 | 7.14 | 7.48 | 7.62 | 7.34 | 6.56 |
| 12 | 6.83 | 7.07 | 7.44 | 7.62 | 7.89 | 8.24 | 8.14 | 7.29 |
| 14 | 6.94 | 7.22 | 7.66 | 8.04 | 8.28 | 8.75 | 9.08 | 8 |
| 16 | 7.02 | 7.33 | 7.86 | 8.39 | 8.67 | 9.28 | 10.13 | 8.94 |
| 20 | 7.12 | 7.47 | 8.13 | 8.93 | 9.67 | 10.35 | 12.22 | 12.02 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 40.8° | 3.82 | 143.4° | 3.96 |
| 8 | 38.4° | 4.51 | 147.8° | 4.95 |
| 10 | 36.6° | 4.81 | 150.1° | 5.69 |
| 12 | 36.3° | 4.93 | 149.2° | 6.31 |
| 14 | 36° | 5 | 146.6° | 6.93 |
| 16 | 36° | 5.04 | 144.8° | 7.74 |
| 20 | 36.4° | 5.06 | 145.3° | 10.41 |
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