MARINA SEIS
ESP FIRST 31.7Sail number ESP/ESP5685_C
GPH
672.3
OSN
650.9
LOA
9.49 m
Displacement
3712 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5957
Medium
0.8218
High
0.9541
Triple Offshore
Low
0.769
Medium
1.0119
High
1.1434
Boat Specifications
Dimensions
- Length overall
- 9.49 m
- Beam
- 3.22 m
- Draft
- 1.93 m
- Displacement
- 3712 kg
- Crew weight
- 400 kg
- Wetted surface
- 21.94 m²
Sails
- Mainsail
- 25.73 m²
- Genoa
- 25.62 m²
- Spinnaker
- 60.63 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 | 4.8 | 5.07 | 5.29 | 5.21 | 5.21 | 5.05 | 4.55 | 3.84 |
| 8 | 5.68 | 5.97 | 6.19 | 6.2 | 6.31 | 6.16 | 5.61 | 4.88 |
| 10 | 6.34 | 6.54 | 6.7 | 6.82 | 6.91 | 6.83 | 6.47 | 5.78 |
| 12 | 6.68 | 6.85 | 6.99 | 7.14 | 7.3 | 7.22 | 6.96 | 6.53 |
| 14 | 6.85 | 7.02 | 7.22 | 7.3 | 7.69 | 7.63 | 7.33 | 6.96 |
| 16 | 6.91 | 7.11 | 7.41 | 7.55 | 8.06 | 8.07 | 7.75 | 7.3 |
| 20 | 6.92 | 7.15 | 7.6 | 8.04 | 8.48 | 8.93 | 8.71 | 8.11 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.8° | 3.14 | 146° | 3.33 |
| 8 | 41.2° | 3.8 | 150° | 4.23 |
| 10 | 40.5° | 4.31 | 152° | 5.02 |
| 12 | 39.4° | 4.69 | 157.5° | 5.73 |
| 14 | 38.6° | 4.85 | 180° | 6.35 |
| 16 | 38.2° | 4.9 | 180° | 6.83 |
| 20 | 39° | 4.86 | 180° | 7.52 |
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