Bertha
NOR Dufour 34 StandardSail number NOR/NOR10494
GPH
650
OSN
628.1
LOA
10.3 m
Displacement
5231 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6178
Medium
0.8535
High
0.9916
Triple Offshore
Low
0.7967
Medium
1.0469
High
1.1787
Boat Specifications
Dimensions
- Length overall
- 10.3 m
- Beam
- 3.48 m
- Draft
- 1.93 m
- Displacement
- 5231 kg
- Crew weight
- 610 kg
- Wetted surface
- 24.94 m²
Sails
- Mainsail
- 31.24 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
- Stability index
- 116.3
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.05 | 5.33 | 5.5 | 5.38 | 5.34 | 5.18 | 4.67 | 3.91 |
| 8 | 5.99 | 6.24 | 6.4 | 6.33 | 6.46 | 6.31 | 5.8 | 5.01 |
| 10 | 6.58 | 6.77 | 6.92 | 6.97 | 7.1 | 7.02 | 6.66 | 5.97 |
| 12 | 6.92 | 7.09 | 7.23 | 7.32 | 7.5 | 7.45 | 7.18 | 6.72 |
| 14 | 7.1 | 7.28 | 7.46 | 7.51 | 7.85 | 7.82 | 7.57 | 7.19 |
| 16 | 7.19 | 7.38 | 7.65 | 7.75 | 8.14 | 8.19 | 7.95 | 7.55 |
| 20 | 7.26 | 7.48 | 7.86 | 8.15 | 8.54 | 8.87 | 8.74 | 8.26 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.8° | 3.29 | 145.1° | 3.39 |
| 8 | 41.8° | 4.01 | 149.6° | 4.34 |
| 10 | 40.2° | 4.54 | 151.4° | 5.17 |
| 12 | 38.8° | 4.89 | 157.2° | 5.91 |
| 14 | 38.2° | 5.05 | 168.2° | 6.5 |
| 16 | 38.2° | 5.12 | 177.2° | 7 |
| 20 | 38.4° | 5.16 | 179° | 7.7 |
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