Fourth Dimension
AUS Dufour 40 PerfSail number AUS/F40
GPH
609.3
OSN
591.8
LOA
12.05 m
Displacement
8134 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7376
Medium
1.012
High
1.1668
Triple Offshore
Low
0.9574
Medium
1.2556
High
1.4058
Boat Specifications
Dimensions
- Length overall
- 12.05 m
- Beam
- 3.88 m
- Draft
- 2.12 m
- Displacement
- 8134 kg
- Crew weight
- 787 kg
- Wetted surface
- 33.05 m²
Sails
- Mainsail
- 46.57 m²
- Genoa
- 42.16 m²
- Spinnaker
- 127.49 m²
- Asymmetric spinnaker
- 95.37 m²
Design
- Type
- Dufour 40 Perf
- Builder
- Dufour
- Designer
- Dufour
- Year built
- 2002
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.22 | 5.57 | 5.86 | 5.8 | 5.85 | 5.72 | 5.2 | 4.37 |
| 8 | 6.2 | 6.56 | 6.87 | 6.9 | 7.09 | 6.97 | 6.41 | 5.47 |
| 10 | 6.97 | 7.25 | 7.45 | 7.58 | 7.76 | 7.69 | 7.36 | 6.51 |
| 12 | 7.37 | 7.59 | 7.78 | 7.92 | 8.14 | 8.11 | 7.86 | 7.36 |
| 14 | 7.52 | 7.76 | 7.99 | 8.09 | 8.41 | 8.52 | 8.25 | 7.83 |
| 16 | 7.59 | 7.82 | 8.15 | 8.33 | 8.75 | 8.92 | 8.69 | 8.2 |
| 20 | 7.61 | 7.86 | 8.28 | 8.74 | 9.16 | 9.57 | 9.66 | 9.03 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.7° | 3.37 | 140.1° | 3.79 |
| 8 | 42° | 4.08 | 149° | 4.74 |
| 10 | 41.8° | 4.65 | 148.1° | 5.64 |
| 12 | 41.2° | 5.03 | 155.2° | 6.44 |
| 14 | 40.5° | 5.18 | 167.5° | 7.05 |
| 16 | 40.3° | 5.24 | 180° | 7.6 |
| 20 | 40.7° | 5.22 | 180° | 8.34 |
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