VIKINGO
ESP FIRST 34.7Sail number ESP/ESP7852
GPH
634
OSN
616.8
LOA
9.982 m
Displacement
4675 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7298
Medium
0.9802
High
1.1149
Triple Offshore
Low
0.9372
Medium
1.1993
High
1.3301
Boat Specifications
Dimensions
- Length overall
- 9.982 m
- Beam
- 3.37 m
- Draft
- 2 m
- Displacement
- 4675 kg
- Crew weight
- 600 kg
- Wetted surface
- 23.67 m²
Sails
- Mainsail
- 34.25 m²
- Genoa
- 34.05 m²
- Spinnaker
- 80.32 m²
- Asymmetric spinnaker
- 79.86 m²
Design
- Type
- FIRST 34.7
- Builder
- BENETEAU
- Designer
- FARR
- Year built
- 2005
Velocity Prediction
Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into WX Navigator or compatible navigation software.
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.2 | 5.47 | 5.68 | 5.62 | 5.61 | 5.44 | 4.92 | 4.19 |
| 8 | 6.18 | 6.43 | 6.6 | 6.65 | 6.72 | 6.57 | 6.05 | 5.24 |
| 10 | 6.74 | 6.91 | 7.03 | 7.14 | 7.23 | 7.14 | 6.84 | 6.16 |
| 12 | 6.96 | 7.13 | 7.29 | 7.37 | 7.61 | 7.54 | 7.27 | 6.85 |
| 14 | 7.05 | 7.23 | 7.48 | 7.6 | 7.99 | 7.98 | 7.65 | 7.25 |
| 16 | 7.08 | 7.28 | 7.6 | 7.85 | 8.25 | 8.42 | 8.09 | 7.6 |
| 20 | 7.1 | 7.3 | 7.7 | 8.2 | 8.64 | 9.09 | 9.05 | 8.41 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.2° | 3.45 | 145.3° | 3.63 |
| 8 | 41° | 4.14 | 148.3° | 4.54 |
| 10 | 40.1° | 4.67 | 151.4° | 5.34 |
| 12 | 38.8° | 4.92 | 158.4° | 6.05 |
| 14 | 38.2° | 5.02 | 180° | 6.66 |
| 16 | 38.4° | 5.05 | 180° | 7.11 |
| 20 | 38.6° | 5.07 | 180° | 7.81 |
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