JONATAN
ITA First 31.7Sail number ITA/ITA14379
GPH
672.6
OSN
650.7
LOA
9.61 m
Displacement
3600 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5881
Medium
0.8201
High
0.9665
Triple Offshore
Low
0.7625
Medium
1.0137
High
1.1589
Boat Specifications
Dimensions
- Length overall
- 9.61 m
- Beam
- 3.21 m
- Draft
- 1.94 m
- Displacement
- 3600 kg
- Crew weight
- 600 kg
- Wetted surface
- 21.21 m²
Sails
- Mainsail
- 24.41 m²
- Genoa
- 27.57 m²
- Spinnaker
- 49.16 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 | 4.81 | 5.1 | 5.33 | 5.26 | 5.11 | 4.94 | 4.42 | 3.74 |
| 8 | 5.75 | 6.06 | 6.3 | 6.25 | 6.25 | 6.06 | 5.47 | 4.78 |
| 10 | 6.4 | 6.62 | 6.79 | 6.84 | 6.9 | 6.8 | 6.37 | 5.67 |
| 12 | 6.76 | 6.93 | 7.08 | 7.21 | 7.31 | 7.21 | 6.91 | 6.44 |
| 14 | 6.95 | 7.13 | 7.33 | 7.5 | 7.73 | 7.6 | 7.28 | 6.92 |
| 16 | 7.03 | 7.25 | 7.56 | 7.68 | 8.15 | 8.03 | 7.68 | 7.26 |
| 20 | 7.06 | 7.31 | 7.81 | 8.21 | 8.8 | 8.97 | 8.57 | 8.03 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.1° | 3.12 | 147° | 3.24 |
| 8 | 42.4° | 3.8 | 150.5° | 4.14 |
| 10 | 41.2° | 4.32 | 153° | 4.92 |
| 12 | 39.4° | 4.74 | 157° | 5.64 |
| 14 | 38.4° | 4.96 | 180° | 6.28 |
| 16 | 38.2° | 5.03 | 180° | 6.79 |
| 20 | 38.6° | 5.02 | 180° | 7.48 |
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