Cosa Nostra
ROU GRAND SURPRISESail number ROU/ROU484
GPH
617
OSN
598.6
LOA
9.55 m
Displacement
2870 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6667
Medium
0.8873
High
1.0078
Triple Offshore
Low
0.8545
Medium
1.0944
High
1.2341
Boat Specifications
Dimensions
- Length overall
- 9.55 m
- Beam
- 2.96 m
- Draft
- 2.09 m
- Displacement
- 2870 kg
- Crew weight
- 600 kg
- Wetted surface
- 20.78 m²
Sails
- Mainsail
- 32.83 m²
- Genoa
- 23.36 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 86.32 m²
Design
- Type
- GRAND SURPRISE
- Builder
- ARCHAMBAULT
- Designer
- JOUBERT-NIVELT
- Year built
- 1999
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.32 | 5.58 | 5.73 | 5.74 | 5.82 | 5.66 | 5.07 | 4.29 |
| 8 | 6.26 | 6.49 | 6.64 | 6.74 | 6.9 | 6.81 | 6.3 | 5.44 |
| 10 | 6.8 | 6.98 | 7.12 | 7.18 | 7.51 | 7.46 | 7.11 | 6.4 |
| 12 | 7.05 | 7.25 | 7.48 | 7.54 | 8 | 8.09 | 7.72 | 7.05 |
| 14 | 7.17 | 7.39 | 7.76 | 7.95 | 8.35 | 8.66 | 8.39 | 7.51 |
| 16 | 7.25 | 7.51 | 7.94 | 8.29 | 8.66 | 9.13 | 9.13 | 8.02 |
| 20 | 7.36 | 7.65 | 8.21 | 8.77 | 9.24 | 9.93 | 10.86 | 9.43 |
| 24 | 7.38 | 7.7 | 8.33 | 9.07 | 9.78 | 10.71 | 12.84 | 12.2 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.9° | 3.52 | 143.4° | 3.71 |
| 8 | 40.4° | 4.27 | 147.1° | 4.71 |
| 10 | 38.6° | 4.77 | 148.7° | 5.54 |
| 12 | 37.6° | 5 | 149.7° | 6.11 |
| 14 | 37.2° | 5.12 | 147.7° | 6.5 |
| 16 | 37° | 5.19 | 145.7° | 6.95 |
| 20 | 37° | 5.26 | 142.7° | 8.17 |
| 24 | 39° | 5.18 | 142.5° | 10.57 |
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