Bacchus
NOR FIRST 31.7 LRSail number NOR/NOR9507
GPH
671.5
OSN
648.2
LOA
9.61 m
Displacement
3849 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5983
Medium
0.8267
High
0.9585
Triple Offshore
Low
0.7699
Medium
1.0144
High
1.1421
Boat Specifications
Dimensions
- Length overall
- 9.61 m
- Beam
- 3.21 m
- Draft
- 1.94 m
- Displacement
- 3849 kg
- Crew weight
- 581 kg
- Wetted surface
- 22.09 m²
Sails
- Mainsail
- 25.94 m²
- Genoa
- 26.98 m²
- Spinnaker
- 62.18 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- FIRST 31.7 LR
- Builder
- Beneteau
- Designer
- Finot
- Year built
- 1998
- Stability index
- 106.9
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.89 | 5.14 | 5.28 | 5.16 | 5.14 | 4.97 | 4.45 | 3.75 |
| 8 | 5.81 | 6.05 | 6.2 | 6.14 | 6.24 | 6.07 | 5.54 | 4.82 |
| 10 | 6.38 | 6.57 | 6.71 | 6.77 | 6.89 | 6.79 | 6.4 | 5.74 |
| 12 | 6.7 | 6.87 | 7.02 | 7.11 | 7.3 | 7.23 | 6.94 | 6.47 |
| 14 | 6.86 | 7.04 | 7.25 | 7.31 | 7.65 | 7.62 | 7.34 | 6.96 |
| 16 | 6.93 | 7.13 | 7.43 | 7.56 | 7.95 | 7.99 | 7.73 | 7.33 |
| 20 | 6.99 | 7.21 | 7.6 | 7.94 | 8.34 | 8.68 | 8.57 | 8.07 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.5° | 3.21 | 145.7° | 3.24 |
| 8 | 41.2° | 3.92 | 149.6° | 4.17 |
| 10 | 39.4° | 4.43 | 152.3° | 4.98 |
| 12 | 38.2° | 4.75 | 157.7° | 5.69 |
| 14 | 37.8° | 4.87 | 169.4° | 6.29 |
| 16 | 37.6° | 4.94 | 177.2° | 6.79 |
| 20 | 37.8° | 4.96 | 179° | 7.5 |
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