LuRek 3
NOR First 21.7Sail number NOR/NOR13841
GPH
773.9
OSN
753.8
LOA
6.4 m
Displacement
1265 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5436
Medium
0.7123
High
0.7878
Triple Offshore
Low
0.6947
Medium
0.8684
High
0.9469
Boat Specifications
Dimensions
- Length overall
- 6.4 m
- Beam
- 2.43 m
- Draft
- 1.81 m
- Displacement
- 1265 kg
- Crew weight
- 340 kg
- Wetted surface
- 12.32 m²
Sails
- Mainsail
- 14.1 m²
- Genoa
- 11.05 m²
- Spinnaker
- 34.93 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- First 21.7
- Builder
- Beneteau
- Designer
- Finot
- Year built
- 2009
- Stability index
- 102.9
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.17 | 4.35 | 4.64 | 4.92 | 4.88 | 4.69 | 4.15 | 3.58 |
| 8 | 4.9 | 5.07 | 5.4 | 5.63 | 5.63 | 5.49 | 5.05 | 4.51 |
| 10 | 5.29 | 5.47 | 5.65 | 5.99 | 6.09 | 5.97 | 5.65 | 5.26 |
| 12 | 5.4 | 5.59 | 5.81 | 6.19 | 6.5 | 6.39 | 6.08 | 5.75 |
| 14 | 5.47 | 5.66 | 5.92 | 6.34 | 6.84 | 6.79 | 6.5 | 6.15 |
| 16 | 5.51 | 5.71 | 5.98 | 6.39 | 7.05 | 7.19 | 6.94 | 6.55 |
| 20 | 5.52 | 5.74 | 6.04 | 6.3 | 7.37 | 7.82 | 7.97 | 7.42 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 40.6° | 2.82 | 149.6° | 3.1 |
| 8 | 38.8° | 3.39 | 155.6° | 3.93 |
| 10 | 38.2° | 3.68 | 168.2° | 4.68 |
| 12 | 38.4° | 3.76 | 176.3° | 5.32 |
| 14 | 38.8° | 3.8 | 179° | 5.76 |
| 16 | 39.4° | 3.81 | 179° | 6.13 |
| 20 | 40.6° | 3.75 | 178.4° | 6.89 |
Loading polar chart…