DUMIA
ESP FIRST 31.7Sail number ESP/ESP7384_C
GPH
674.3
OSN
651.7
LOA
9.61 m
Displacement
3712 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5892
Medium
0.8192
High
0.9507
Triple Offshore
Low
0.7627
Medium
1.0115
High
1.1434
Boat Specifications
Dimensions
- Length overall
- 9.61 m
- Beam
- 3.21 m
- Draft
- 1.93 m
- Displacement
- 3712 kg
- Crew weight
- 350 kg
- Wetted surface
- 21.27 m²
Sails
- Mainsail
- 24.07 m²
- Genoa
- 27.36 m²
- Spinnaker
- 61.02 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- FIRST 31.7
- Builder
- BENETEAU
- Designer
- FINOT
- Year built
- 1998
- Stability index
- 121.9
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.75 | 5.04 | 5.27 | 5.19 | 5.17 | 5.01 | 4.5 | 3.79 |
| 8 | 5.67 | 5.97 | 6.2 | 6.18 | 6.3 | 6.14 | 5.59 | 4.86 |
| 10 | 6.35 | 6.57 | 6.73 | 6.84 | 6.94 | 6.85 | 6.48 | 5.78 |
| 12 | 6.7 | 6.87 | 7.03 | 7.16 | 7.34 | 7.27 | 6.99 | 6.55 |
| 14 | 6.85 | 7.05 | 7.26 | 7.35 | 7.75 | 7.7 | 7.39 | 7.01 |
| 16 | 6.91 | 7.13 | 7.46 | 7.63 | 8.11 | 8.16 | 7.84 | 7.38 |
| 20 | 6.93 | 7.17 | 7.65 | 8.12 | 8.53 | 9.01 | 8.87 | 8.25 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.6° | 3.09 | 146° | 3.29 |
| 8 | 42.3° | 3.76 | 150.2° | 4.21 |
| 10 | 41.2° | 4.29 | 152° | 5.02 |
| 12 | 40° | 4.66 | 156.8° | 5.75 |
| 14 | 39° | 4.81 | 168.2° | 6.35 |
| 16 | 38.8° | 4.86 | 177.5° | 6.84 |
| 20 | 39.6° | 4.82 | 177.5° | 7.56 |
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