Fortissimo
CAN Grand Surprise 31Sail number CAN/CAN5934
GPH
609.6
OSN
594.5
LOA
9.55 m
Displacement
3019 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6909
Medium
0.8918
High
1.0018
Triple Offshore
Low
0.8824
Medium
1.0992
High
1.2228
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
- 20.79 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
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.62 | 5.88 | 6.06 | 5.96 | 5.89 | 5.76 | 5.16 | 4.37 |
| 8 | 6.49 | 6.69 | 6.83 | 6.81 | 6.92 | 6.85 | 6.39 | 5.52 |
| 10 | 6.86 | 7.06 | 7.25 | 7.28 | 7.49 | 7.48 | 7.18 | 6.48 |
| 12 | 7.01 | 7.22 | 7.52 | 7.69 | 7.88 | 8.07 | 7.79 | 7.12 |
| 14 | 7.09 | 7.32 | 7.69 | 8.02 | 8.2 | 8.56 | 8.46 | 7.58 |
| 16 | 7.16 | 7.4 | 7.83 | 8.26 | 8.49 | 8.94 | 9.18 | 8.12 |
| 20 | 7.24 | 7.51 | 8.05 | 8.61 | 9.05 | 9.66 | 10.79 | 9.54 |
| 24 | 7.23 | 7.55 | 8.14 | 8.86 | 9.65 | 10.36 | 12.19 | 12.21 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 41.9° | 3.75 | 143.5° | 3.78 |
| 8 | 39.6° | 4.46 | 147.3° | 4.78 |
| 10 | 38.4° | 4.81 | 148.9° | 5.61 |
| 12 | 37.8° | 4.96 | 150° | 6.16 |
| 14 | 37.5° | 5.04 | 147.8° | 6.57 |
| 16 | 37.3° | 5.1 | 145.7° | 7.03 |
| 20 | 37.6° | 5.14 | 143.3° | 8.27 |
| 24 | 40.1° | 5.02 | 143.2° | 10.58 |
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