VIS IOVIS
ITA First 31.7Sail number ITA/ITA15075
GPH
674.1
OSN
650.9
LOA
9.61 m
Displacement
3890 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5875
Medium
0.8213
High
0.9661
Triple Offshore
Low
0.7605
Medium
1.0122
High
1.1534
Boat Specifications
Dimensions
- Length overall
- 9.61 m
- Beam
- 3.21 m
- Draft
- 1.95 m
- Displacement
- 3890 kg
- Crew weight
- 450 kg
- Wetted surface
- 21.82 m²
Sails
- Mainsail
- 25.55 m²
- Genoa
- 27.95 m²
- Spinnaker
- 58.9 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- First 31.7
- Builder
- Benmteau
- Designer
- Finot
- Year built
- 1998
- Stability index
- 124.9
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.76 | 5.05 | 5.27 | 5.18 | 5.14 | 4.97 | 4.46 | 3.77 |
| 8 | 5.69 | 5.98 | 6.21 | 6.17 | 6.27 | 6.09 | 5.53 | 4.82 |
| 10 | 6.36 | 6.58 | 6.73 | 6.83 | 6.91 | 6.82 | 6.43 | 5.74 |
| 12 | 6.73 | 6.89 | 7.03 | 7.18 | 7.3 | 7.22 | 6.95 | 6.5 |
| 14 | 6.91 | 7.08 | 7.27 | 7.39 | 7.7 | 7.61 | 7.32 | 6.96 |
| 16 | 7 | 7.2 | 7.48 | 7.61 | 8.1 | 8.05 | 7.74 | 7.31 |
| 20 | 7.04 | 7.28 | 7.75 | 8.13 | 8.61 | 8.98 | 8.67 | 8.12 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.6° | 3.09 | 146° | 3.26 |
| 8 | 42° | 3.77 | 150.2° | 4.18 |
| 10 | 41.2° | 4.3 | 152° | 4.98 |
| 12 | 39.4° | 4.72 | 156.8° | 5.71 |
| 14 | 38.2° | 4.93 | 168.2° | 6.32 |
| 16 | 37.8° | 5.01 | 177.2° | 6.81 |
| 20 | 38.7° | 5.02 | 178.1° | 7.5 |
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