BLAUMARINA I
ESP FIRST 31.7Sail number ESP/ESP5285
GPH
672.3
OSN
651.4
LOA
9.49 m
Displacement
3644 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6745
Medium
0.9249
High
1.0627
Triple Offshore
Low
0.8683
Medium
1.1387
High
1.2739
Boat Specifications
Dimensions
- Length overall
- 9.49 m
- Beam
- 3.22 m
- Draft
- 1.92 m
- Displacement
- 3644 kg
- Crew weight
- 370 kg
- Wetted surface
- 22.04 m²
Sails
- Mainsail
- 25.05 m²
- Genoa
- 28.23 m²
- Spinnaker
- 60.26 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 | 4.84 | 5.09 | 5.29 | 5.22 | 5.15 | 5 | 4.51 | 3.81 |
| 8 | 5.78 | 6.04 | 6.24 | 6.19 | 6.27 | 6.11 | 5.57 | 4.86 |
| 10 | 6.41 | 6.6 | 6.75 | 6.81 | 6.9 | 6.81 | 6.45 | 5.76 |
| 12 | 6.69 | 6.86 | 7.02 | 7.08 | 7.28 | 7.21 | 6.94 | 6.51 |
| 14 | 6.79 | 6.98 | 7.22 | 7.32 | 7.65 | 7.6 | 7.31 | 6.95 |
| 16 | 6.83 | 7.03 | 7.36 | 7.57 | 7.93 | 8.03 | 7.72 | 7.29 |
| 20 | 6.82 | 7.05 | 7.45 | 7.95 | 8.29 | 8.73 | 8.67 | 8.08 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.4° | 3.19 | 146.4° | 3.3 |
| 8 | 41° | 3.87 | 150.3° | 4.2 |
| 10 | 40.3° | 4.39 | 152° | 4.99 |
| 12 | 39.4° | 4.68 | 157.2° | 5.71 |
| 14 | 38.8° | 4.78 | 180° | 6.33 |
| 16 | 38.7° | 4.81 | 180° | 6.82 |
| 20 | 39.2° | 4.79 | 180° | 7.5 |
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