Allegro
NOR FIRST 31.7 LRSail number NOR/NOR9797
GPH
669
OSN
646.4
LOA
9.85 m
Displacement
3717 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6023
Medium
0.8291
High
0.9578
Triple Offshore
Low
0.7752
Medium
1.0172
High
1.1426
Boat Specifications
Dimensions
- Length overall
- 9.85 m
- Beam
- 3.21 m
- Draft
- 1.93 m
- Displacement
- 3717 kg
- Crew weight
- 575 kg
- Wetted surface
- 21.83 m²
Sails
- Mainsail
- 26.23 m²
- Genoa
- 28.73 m²
- Spinnaker
- 56.78 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- FIRST 31.7 LR
- Builder
- Beneteau
- Designer
- Groupe Finot
- Year built
- 1998
- Stability index
- 106.6
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.99 | 5.24 | 5.39 | 5.26 | 5.11 | 4.93 | 4.4 | 3.72 |
| 8 | 5.9 | 6.13 | 6.28 | 6.2 | 6.22 | 6.04 | 5.5 | 4.8 |
| 10 | 6.45 | 6.63 | 6.77 | 6.77 | 6.88 | 6.77 | 6.35 | 5.71 |
| 12 | 6.74 | 6.91 | 7.06 | 7.12 | 7.29 | 7.22 | 6.91 | 6.44 |
| 14 | 6.87 | 7.06 | 7.29 | 7.37 | 7.65 | 7.6 | 7.31 | 6.94 |
| 16 | 6.94 | 7.14 | 7.45 | 7.61 | 7.97 | 7.97 | 7.7 | 7.31 |
| 20 | 6.99 | 7.21 | 7.61 | 7.98 | 8.39 | 8.7 | 8.54 | 8.05 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.5° | 3.27 | 146° | 3.22 |
| 8 | 41.2° | 3.99 | 149.8° | 4.16 |
| 10 | 39.4° | 4.49 | 153.2° | 4.96 |
| 12 | 38.2° | 4.77 | 158.2° | 5.66 |
| 14 | 37.8° | 4.88 | 170° | 6.27 |
| 16 | 37.6° | 4.94 | 177.2° | 6.78 |
| 20 | 37.8° | 4.95 | 179° | 7.49 |
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