DUMIA
ESP FIRST 31.7Sail number ESP/ESP7384_C
GPH
686.9
OSN
663.8
LOA
9.49 m
Displacement
3712 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5746
Medium
0.8025
High
0.9433
Triple Offshore
Low
0.7444
Medium
0.994
High
1.1334
Boat Specifications
Dimensions
- Length overall
- 9.49 m
- Beam
- 3.22 m
- Draft
- 1.93 m
- Displacement
- 3712 kg
- Crew weight
- 450 kg
- Wetted surface
- 21.98 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
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.63 | 4.92 | 5.13 | 5.05 | 5.06 | 4.9 | 4.4 | 3.71 |
| 8 | 5.53 | 5.83 | 6.08 | 6.06 | 6.18 | 6.02 | 5.46 | 4.75 |
| 10 | 6.21 | 6.46 | 6.64 | 6.75 | 6.85 | 6.76 | 6.37 | 5.66 |
| 12 | 6.61 | 6.79 | 6.94 | 7.1 | 7.24 | 7.17 | 6.9 | 6.43 |
| 14 | 6.81 | 6.99 | 7.18 | 7.28 | 7.64 | 7.56 | 7.27 | 6.9 |
| 16 | 6.88 | 7.09 | 7.38 | 7.5 | 8.02 | 8 | 7.67 | 7.24 |
| 20 | 6.9 | 7.13 | 7.59 | 7.99 | 8.47 | 8.9 | 8.62 | 8.03 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 44.2° | 3 | 146.5° | 3.22 |
| 8 | 42° | 3.66 | 150° | 4.12 |
| 10 | 41.2° | 4.17 | 152° | 4.9 |
| 12 | 40.1° | 4.57 | 156° | 5.62 |
| 14 | 39.4° | 4.78 | 174° | 6.26 |
| 16 | 39° | 4.84 | 180° | 6.76 |
| 20 | 39.4° | 4.82 | 180° | 7.45 |
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