Fortissimo
CAN Grand Surprise 31Sail number CAN/CAN5934
GPH
604.4
OSN
589.6
LOA
9.55 m
Displacement
3019 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6941
Medium
0.9006
High
1.0132
Triple Offshore
Low
0.8905
Medium
1.1083
High
1.2359
Boat Specifications
Dimensions
- Length overall
- 9.55 m
- Beam
- 2.96 m
- Draft
- 2.1 m
- Displacement
- 3019 kg
- Crew weight
- 465 kg
- Wetted surface
- 20.65 m²
Sails
- Mainsail
- 34.36 m²
- Genoa
- 30.24 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 89.03 m²
Design
- Type
- Grand Surprise 31
- Builder
- Archambault
- Designer
- Joubert Nivelt
- Year built
- 2000
- Stability index
- 103.7
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.58 | 5.9 | 6.16 | 6.11 | 6.02 | 5.87 | 5.27 | 4.46 |
| 8 | 6.56 | 6.77 | 6.91 | 6.92 | 7.03 | 6.96 | 6.54 | 5.62 |
| 10 | 6.9 | 7.09 | 7.28 | 7.33 | 7.55 | 7.53 | 7.22 | 6.61 |
| 12 | 7.03 | 7.24 | 7.56 | 7.73 | 7.93 | 8.15 | 7.81 | 7.18 |
| 14 | 7.11 | 7.32 | 7.74 | 8.12 | 8.27 | 8.66 | 8.54 | 7.6 |
| 16 | 7.14 | 7.38 | 7.86 | 8.41 | 8.6 | 9.09 | 9.39 | 8.21 |
| 20 | 7.26 | 7.53 | 8 | 8.7 | 9.35 | 9.91 | 11.14 | 9.91 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.4° | 3.68 | 143.8° | 3.87 |
| 8 | 40.8° | 4.45 | 146.4° | 4.87 |
| 10 | 39° | 4.84 | 149.6° | 5.72 |
| 12 | 38.1° | 5.01 | 151.4° | 6.23 |
| 14 | 37.6° | 5.09 | 147.5° | 6.59 |
| 16 | 37.5° | 5.12 | 145.3° | 7.11 |
| 20 | 37.5° | 5.19 | 143° | 8.58 |
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