IRIDANOS
GRE DUFOUR 35Sail number GRE/GRE21
GPH
724.4
OSN
700.3
LOA
10.75 m
Displacement
7055 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5445
Medium
0.7518
High
0.9259
Triple Offshore
Low
0.703
Medium
0.9386
High
1.1115
Boat Specifications
Dimensions
- Length overall
- 10.75 m
- Beam
- 3.46 m
- Draft
- 1.93 m
- Displacement
- 7055 kg
- Crew weight
- 350 kg
- Wetted surface
- 26.84 m²
Sails
- Mainsail
- 30.22 m²
- Genoa
- 26.51 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 71.47 m²
Design
- Type
- DUFOUR 35
- Builder
- MICHEL DUFOUR S.A.
- Designer
- MICHEL DUFOUR
- Year built
- 1972
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 | 4.22 | 4.47 | 4.64 | 4.85 | 4.92 | 4.76 | 4.33 | 3.7 |
| 8 | 5.05 | 5.29 | 5.47 | 5.84 | 5.9 | 5.74 | 5.3 | 4.68 |
| 10 | 5.67 | 5.92 | 6.19 | 6.54 | 6.58 | 6.46 | 6.09 | 5.48 |
| 12 | 6.17 | 6.37 | 6.67 | 6.98 | 7.01 | 6.92 | 6.64 | 6.16 |
| 14 | 6.52 | 6.69 | 7 | 7.32 | 7.36 | 7.27 | 7.02 | 6.65 |
| 16 | 6.78 | 6.93 | 7.28 | 7.64 | 7.7 | 7.6 | 7.35 | 7 |
| 20 | 7.17 | 7.34 | 7.81 | 8.23 | 8.34 | 8.24 | 7.97 | 7.61 |
| 24 | 7.5 | 7.71 | 8.26 | 8.82 | 9.03 | 8.91 | 8.57 | 8.17 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 44.7° | 2.74 | 145.6° | 3.2 |
| 8 | 43.1° | 3.33 | 150.5° | 4.05 |
| 10 | 42.4° | 3.77 | 154.7° | 4.78 |
| 12 | 42.2° | 4.14 | 160.1° | 5.42 |
| 14 | 41.4° | 4.46 | 171.4° | 6.02 |
| 16 | 40.3° | 4.73 | 177.2° | 6.51 |
| 20 | 38.5° | 5.12 | 179° | 7.17 |
| 24 | 37.8° | 5.36 | 179° | 7.73 |
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