MARINA SEIS
ESP FIRST 31.7Sail number ESP/ESP5685
GPH
677.5
OSN
654.9
LOA
9.61 m
Displacement
3837 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5891
Medium
0.8163
High
0.9428
Triple Offshore
Low
0.7612
Medium
1.0069
High
1.1302
Boat Specifications
Dimensions
- Length overall
- 9.61 m
- Beam
- 3.21 m
- Draft
- 1.94 m
- Displacement
- 3837 kg
- Crew weight
- 400 kg
- Wetted surface
- 21.63 m²
Sails
- Mainsail
- 25.41 m²
- Genoa
- 25.28 m²
- Spinnaker
- 59.6 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- FIRST 31.7
- Builder
- BENETEAU
- Designer
- FINOT
- Year built
- 1998
- Stability index
- 106
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.74 | 5.02 | 5.22 | 5.14 | 5.17 | 5 | 4.48 | 3.79 |
| 8 | 5.65 | 5.93 | 6.15 | 6.18 | 6.29 | 6.13 | 5.57 | 4.85 |
| 10 | 6.32 | 6.53 | 6.7 | 6.82 | 6.92 | 6.84 | 6.46 | 5.77 |
| 12 | 6.66 | 6.84 | 6.99 | 7.09 | 7.3 | 7.24 | 6.97 | 6.53 |
| 14 | 6.78 | 6.98 | 7.2 | 7.3 | 7.67 | 7.64 | 7.35 | 6.99 |
| 16 | 6.83 | 7.04 | 7.36 | 7.55 | 7.95 | 8.07 | 7.78 | 7.35 |
| 20 | 6.83 | 7.06 | 7.47 | 7.96 | 8.32 | 8.75 | 8.75 | 8.18 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.2° | 3.09 | 146° | 3.28 |
| 8 | 41.4° | 3.77 | 150.2° | 4.2 |
| 10 | 40.6° | 4.29 | 152.3° | 5 |
| 12 | 39.9° | 4.63 | 157° | 5.73 |
| 14 | 39.3° | 4.75 | 168.5° | 6.34 |
| 16 | 39° | 4.79 | 178.4° | 6.83 |
| 20 | 39.4° | 4.78 | 178.4° | 7.53 |
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