ALTOPANA
NED First 31.7Sail number NED/NED7052
GPH
668
OSN
646.2
LOA
9.61 m
Displacement
3695 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5985
Medium
0.8282
High
0.9583
Triple Offshore
Low
0.7742
Medium
1.0193
High
1.1477
Boat Specifications
Dimensions
- Length overall
- 9.61 m
- Beam
- 3.21 m
- Draft
- 1.93 m
- Displacement
- 3695 kg
- Crew weight
- 550 kg
- Wetted surface
- 21.8 m²
Sails
- Mainsail
- 24.99 m²
- Genoa
- 31.17 m²
- Spinnaker
- 61.05 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- First 31.7
- Builder
- Beneteau
- Designer
- Finot
- Year built
- 1998
- Stability index
- 109.5
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.9 | 5.19 | 5.4 | 5.32 | 5.16 | 4.99 | 4.49 | 3.79 |
| 8 | 5.83 | 6.12 | 6.33 | 6.3 | 6.3 | 6.12 | 5.57 | 4.85 |
| 10 | 6.46 | 6.65 | 6.8 | 6.84 | 6.93 | 6.84 | 6.46 | 5.77 |
| 12 | 6.76 | 6.92 | 7.08 | 7.17 | 7.32 | 7.25 | 6.97 | 6.53 |
| 14 | 6.88 | 7.07 | 7.3 | 7.4 | 7.73 | 7.66 | 7.35 | 6.98 |
| 16 | 6.93 | 7.13 | 7.47 | 7.68 | 8.1 | 8.11 | 7.78 | 7.34 |
| 20 | 6.95 | 7.17 | 7.61 | 8.12 | 8.56 | 9.01 | 8.77 | 8.17 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.2° | 3.19 | 146° | 3.28 |
| 8 | 41.4° | 3.88 | 150.2° | 4.2 |
| 10 | 40.8° | 4.42 | 152° | 5 |
| 12 | 39.4° | 4.75 | 156.8° | 5.73 |
| 14 | 38.4° | 4.88 | 168.2° | 6.34 |
| 16 | 38.2° | 4.93 | 177.2° | 6.82 |
| 20 | 38.7° | 4.92 | 178.1° | 7.52 |
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