BRAINSTORM
ITA FIRST 31.7Sail number ITA/ITA15366
GPH
668.4
OSN
648.7
LOA
9.5 m
Displacement
3868 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6868
Medium
0.9293
High
1.0579
Triple Offshore
Low
0.8817
Medium
1.1419
High
1.2674
Boat Specifications
Dimensions
- Length overall
- 9.5 m
- Beam
- 3.23 m
- Draft
- 1.92 m
- Displacement
- 3868 kg
- Crew weight
- 400 kg
- Wetted surface
- 22.35 m²
Sails
- Mainsail
- 26.51 m²
- Genoa
- 28.45 m²
- Spinnaker
- 67.63 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- FIRST 31.7
- Builder
- BENETEAU
- Designer
- FINOT
- Year built
- 1998
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.87 | 5.12 | 5.32 | 5.25 | 5.27 | 5.12 | 4.64 | 3.95 |
| 8 | 5.78 | 6.05 | 6.25 | 6.28 | 6.37 | 6.22 | 5.72 | 5 |
| 10 | 6.4 | 6.59 | 6.74 | 6.83 | 6.94 | 6.86 | 6.55 | 5.89 |
| 12 | 6.66 | 6.83 | 7 | 7.05 | 7.3 | 7.25 | 7 | 6.59 |
| 14 | 6.74 | 6.94 | 7.19 | 7.3 | 7.62 | 7.65 | 7.37 | 7 |
| 16 | 6.77 | 6.98 | 7.3 | 7.53 | 7.82 | 8.05 | 7.79 | 7.34 |
| 20 | 6.79 | 6.99 | 7.38 | 7.87 | 8.17 | 8.59 | 8.75 | 8.16 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.4° | 3.22 | 146.1° | 3.42 |
| 8 | 40.9° | 3.88 | 150.2° | 4.33 |
| 10 | 40.3° | 4.37 | 152.2° | 5.11 |
| 12 | 39.7° | 4.63 | 158° | 5.8 |
| 14 | 39.3° | 4.72 | 180° | 6.42 |
| 16 | 39.3° | 4.74 | 180° | 6.88 |
| 20 | 39.8° | 4.73 | 180° | 7.56 |
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