BLUE SPIRIT
ITA First 31.7Sail number ITA/ITA14796
GPH
674
OSN
650.2
LOA
9.61 m
Displacement
3724 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5926
Medium
0.823
High
0.9604
Triple Offshore
Low
0.7635
Medium
1.0117
High
1.1467
Boat Specifications
Dimensions
- Length overall
- 9.61 m
- Beam
- 3.21 m
- Draft
- 1.93 m
- Displacement
- 3724 kg
- Crew weight
- 450 kg
- Wetted surface
- 21.5 m²
Sails
- Mainsail
- 25.11 m²
- Genoa
- 25.37 m²
- Spinnaker
- 58.48 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- First 31.7
- Builder
- Beneteau
- Designer
- Finot
- Year built
- 1998
- Stability index
- 119.5
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.8 | 5.06 | 5.23 | 5.11 | 5.14 | 4.97 | 4.45 | 3.76 |
| 8 | 5.72 | 5.97 | 6.14 | 6.13 | 6.24 | 6.08 | 5.55 | 4.84 |
| 10 | 6.32 | 6.52 | 6.68 | 6.78 | 6.89 | 6.8 | 6.4 | 5.75 |
| 12 | 6.69 | 6.85 | 7.01 | 7.14 | 7.31 | 7.25 | 6.94 | 6.48 |
| 14 | 6.88 | 7.06 | 7.25 | 7.35 | 7.68 | 7.64 | 7.35 | 6.96 |
| 16 | 6.97 | 7.18 | 7.45 | 7.56 | 8.01 | 8.02 | 7.76 | 7.35 |
| 20 | 7.03 | 7.27 | 7.69 | 7.99 | 8.47 | 8.79 | 8.62 | 8.11 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.6° | 3.14 | 145.7° | 3.26 |
| 8 | 41.4° | 3.84 | 149.8° | 4.19 |
| 10 | 40° | 4.35 | 153.2° | 5 |
| 12 | 38.7° | 4.71 | 157.7° | 5.69 |
| 14 | 37.8° | 4.89 | 170° | 6.3 |
| 16 | 37.6° | 4.96 | 177.2° | 6.8 |
| 20 | 38.2° | 4.96 | 179° | 7.53 |
Loading polar chart…