Bertha
NOR Dufour 34 StandardSail number NOR/NOR10494
GPH
660.6
OSN
638.7
LOA
10.3 m
Displacement
5174 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6788
Medium
0.9407
High
1.0981
Triple Offshore
Low
0.876
Medium
1.1611
High
1.3115
Boat Specifications
Dimensions
- Length overall
- 10.3 m
- Beam
- 3.48 m
- Draft
- 1.94 m
- Displacement
- 5174 kg
- Crew weight
- 613 kg
- Wetted surface
- 25.16 m²
Sails
- Mainsail
- 29.07 m²
- Genoa
- 32.48 m²
- Spinnaker
- 78.34 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- Dufour 34 Standard
- Builder
- Dufour
- Designer
- Umberto Felici
- Year built
- 2002
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.81 | 5.08 | 5.3 | 5.24 | 5.28 | 5.14 | 4.67 | 3.93 |
| 8 | 5.74 | 6.03 | 6.27 | 6.29 | 6.43 | 6.27 | 5.75 | 4.99 |
| 10 | 6.46 | 6.7 | 6.86 | 6.98 | 7.09 | 7 | 6.66 | 5.92 |
| 12 | 6.86 | 7.03 | 7.18 | 7.3 | 7.46 | 7.39 | 7.16 | 6.71 |
| 14 | 7.04 | 7.22 | 7.4 | 7.45 | 7.81 | 7.77 | 7.5 | 7.15 |
| 16 | 7.11 | 7.31 | 7.58 | 7.68 | 8.12 | 8.17 | 7.87 | 7.48 |
| 20 | 7.13 | 7.35 | 7.75 | 8.11 | 8.48 | 8.87 | 8.7 | 8.19 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.9° | 3.15 | 146.3° | 3.41 |
| 8 | 41.5° | 3.82 | 150.2° | 4.32 |
| 10 | 41.3° | 4.35 | 150.7° | 5.13 |
| 12 | 40.1° | 4.76 | 156.1° | 5.87 |
| 14 | 39.2° | 4.95 | 172.7° | 6.49 |
| 16 | 38.7° | 5.02 | 180° | 6.99 |
| 20 | 39.2° | 5 | 180° | 7.64 |
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