Cosa Nostra
ROU GRAND SURPRISESail number ROU/ROU484
GPH
608.3
OSN
591.1
LOA
9.55 m
Displacement
2870 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6819
Medium
0.8975
High
1.0143
Triple Offshore
Low
0.8727
Medium
1.1069
High
1.2433
Boat Specifications
Dimensions
- Length overall
- 9.55 m
- Beam
- 2.96 m
- Draft
- 2.09 m
- Displacement
- 2870 kg
- Crew weight
- 648 kg
- Wetted surface
- 20.76 m²
Sails
- Mainsail
- 32.83 m²
- Genoa
- 31.27 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 86.32 m²
Design
- Type
- GRAND SURPRISE
- Builder
- ARCHAMBAULT
- Designer
- JOUBERT-NIVELT
- Year built
- 1999
- Stability index
- 104
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.58 | 5.85 | 6.01 | 5.85 | 5.82 | 5.65 | 5.07 | 4.29 |
| 8 | 6.48 | 6.69 | 6.82 | 6.79 | 6.91 | 6.81 | 6.31 | 5.44 |
| 10 | 6.94 | 7.11 | 7.26 | 7.28 | 7.53 | 7.47 | 7.12 | 6.41 |
| 12 | 7.12 | 7.34 | 7.61 | 7.71 | 8.04 | 8.11 | 7.73 | 7.06 |
| 14 | 7.24 | 7.47 | 7.85 | 8.1 | 8.41 | 8.69 | 8.4 | 7.52 |
| 16 | 7.31 | 7.57 | 8.02 | 8.42 | 8.73 | 9.21 | 9.14 | 8.03 |
| 20 | 7.4 | 7.7 | 8.23 | 8.82 | 9.34 | 10.04 | 10.91 | 9.46 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.4° | 3.69 | 143.9° | 3.72 |
| 8 | 40° | 4.44 | 147.3° | 4.71 |
| 10 | 38.2° | 4.89 | 148.7° | 5.55 |
| 12 | 37.2° | 5.08 | 149.8° | 6.11 |
| 14 | 36.9° | 5.19 | 147.8° | 6.51 |
| 16 | 36.6° | 5.25 | 145.7° | 6.96 |
| 20 | 37.2° | 5.29 | 142.6° | 8.19 |
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