BLUE SPIRIT
ITA FIRST 31.7Sail number ITA/ITA14796
GPH
670.7
OSN
650.1
LOA
9.5 m
Displacement
3913 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6779
Medium
0.9274
High
1.0675
Triple Offshore
Low
0.8729
Medium
1.1399
High
1.2755
Boat Specifications
Dimensions
- Length overall
- 9.5 m
- Beam
- 3.23 m
- Draft
- 1.93 m
- Displacement
- 3913 kg
- Crew weight
- 350 kg
- Wetted surface
- 22.3 m²
Sails
- Mainsail
- 26.59 m²
- Genoa
- 30.53 m²
- Spinnaker
- 58.48 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 | 4.88 | 5.15 | 5.36 | 5.31 | 5.15 | 4.99 | 4.51 | 3.83 |
| 8 | 5.81 | 6.09 | 6.29 | 6.26 | 6.26 | 6.09 | 5.56 | 4.87 |
| 10 | 6.43 | 6.62 | 6.77 | 6.8 | 6.87 | 6.78 | 6.42 | 5.74 |
| 12 | 6.71 | 6.87 | 7.03 | 7.09 | 7.24 | 7.17 | 6.91 | 6.48 |
| 14 | 6.81 | 6.99 | 7.23 | 7.32 | 7.6 | 7.54 | 7.26 | 6.92 |
| 16 | 6.85 | 7.05 | 7.36 | 7.57 | 7.92 | 7.95 | 7.65 | 7.25 |
| 20 | 6.86 | 7.07 | 7.47 | 7.94 | 8.3 | 8.69 | 8.54 | 8 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.5° | 3.22 | 146.5° | 3.32 |
| 8 | 40.9° | 3.89 | 150.6° | 4.21 |
| 10 | 40.2° | 4.41 | 153° | 4.99 |
| 12 | 39.1° | 4.71 | 157.7° | 5.69 |
| 14 | 38.5° | 4.82 | 180° | 6.33 |
| 16 | 38.3° | 4.86 | 180° | 6.8 |
| 20 | 38.7° | 4.85 | 180° | 7.46 |
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