Belaya Noch
RUS LES-31Sail number RUS/RUS2296
GPH
702.8
OSN
682.4
LOA
8.902 m
Displacement
2926 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5782
Medium
0.7884
High
0.9084
Triple Offshore
Low
0.745
Medium
0.9634
High
1.08
Boat Specifications
Dimensions
- Length overall
- 8.902 m
- Beam
- 3.11 m
- Draft
- 1.76 m
- Displacement
- 2926 kg
- Crew weight
- 422 kg
- Wetted surface
- 17.76 m²
Sails
- Mainsail
- 23.28 m²
- Genoa
- 22.82 m²
- Spinnaker
- 53.16 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- LES-31
- Builder
- Len.Exp.Yard №20
- Designer
- Len.Experim.Yard
- Year built
- 1984
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.65 | 4.91 | 5.11 | 5.05 | 5.06 | 4.9 | 4.44 | 3.76 |
| 8 | 5.49 | 5.75 | 5.94 | 5.98 | 6.06 | 5.93 | 5.41 | 4.72 |
| 10 | 6.02 | 6.19 | 6.32 | 6.45 | 6.53 | 6.46 | 6.19 | 5.59 |
| 12 | 6.29 | 6.43 | 6.57 | 6.75 | 6.89 | 6.82 | 6.58 | 6.24 |
| 14 | 6.44 | 6.6 | 6.79 | 6.94 | 7.25 | 7.19 | 6.93 | 6.59 |
| 16 | 6.51 | 6.71 | 6.99 | 7.12 | 7.55 | 7.55 | 7.3 | 6.92 |
| 20 | 6.54 | 6.78 | 7.2 | 7.52 | 7.89 | 8.16 | 8.01 | 7.59 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42° | 3.06 | 148° | 3.26 |
| 8 | 41.2° | 3.64 | 152° | 4.09 |
| 10 | 41.2° | 4.12 | 152° | 4.86 |
| 12 | 39.2° | 4.45 | 164° | 5.55 |
| 14 | 38.6° | 4.6 | 180° | 6.13 |
| 16 | 38.2° | 4.65 | 180° | 6.5 |
| 20 | 39° | 4.63 | 180° | 7.14 |
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