Rocket
RSA Rocket 55Sail number RSA/RSA4248
GPH
499.6
OSN
484.3
LOA
16.44 m
Displacement
13820 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.8152
Medium
1.1036
High
1.2709
Triple Offshore
Low
1.0506
Medium
1.3552
High
1.5221
Boat Specifications
Dimensions
- Length overall
- 16.44 m
- Beam
- 4.38 m
- Draft
- 2.8 m
- Displacement
- 13820 kg
- Crew weight
- 1181 kg
- Wetted surface
- 48.63 m²
Sails
- Mainsail
- 84.54 m²
- Genoa
- 59.52 m²
- Spinnaker
- 247.6 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- Rocket 55
- Builder
- Simonis
- Designer
- Simonis
- Year built
- 2006
- Stability index
- 143.4
Velocity Prediction
Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into WX Navigator or compatible navigation software.
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 6.59 | 6.98 | 7.28 | 7.13 | 7.03 | 6.87 | 6.23 | 5.24 |
| 8 | 7.84 | 8.17 | 8.38 | 8.28 | 8.42 | 8.34 | 7.78 | 6.63 |
| 10 | 8.56 | 8.81 | 8.98 | 8.92 | 9.16 | 9.14 | 8.78 | 7.8 |
| 12 | 8.9 | 9.14 | 9.35 | 9.34 | 9.59 | 9.7 | 9.4 | 8.73 |
| 14 | 9.08 | 9.34 | 9.64 | 9.71 | 9.9 | 10.2 | 9.98 | 9.32 |
| 16 | 9.2 | 9.47 | 9.87 | 10.05 | 10.19 | 10.57 | 10.61 | 9.86 |
| 20 | 9.33 | 9.63 | 10.16 | 10.62 | 10.72 | 11.3 | 12.15 | 11.16 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.6° | 4.29 | 142.4° | 4.54 |
| 8 | 41.4° | 5.26 | 144.2° | 5.74 |
| 10 | 39.6° | 5.91 | 147.5° | 6.76 |
| 12 | 38.4° | 6.26 | 154.2° | 7.62 |
| 14 | 37.6° | 6.45 | 159.7° | 8.28 |
| 16 | 37.6° | 6.58 | 168.2° | 8.84 |
| 20 | 37.2° | 6.71 | 173.6° | 9.87 |
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