Windshear
NED J-105Sail number NED/NED8257
GPH
628.1
OSN
608.7
LOA
10.57 m
Displacement
4341 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6453
Medium
0.8746
High
0.9915
Triple Offshore
Low
0.8322
Medium
1.0804
High
1.2103
Boat Specifications
Dimensions
- Length overall
- 10.57 m
- Beam
- 3.35 m
- Draft
- 2.03 m
- Displacement
- 4341 kg
- Crew weight
- 240 kg
- Wetted surface
- 24.47 m²
Sails
- Mainsail
- 32.94 m²
- Genoa
- 26.38 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 89.24 m²
Design
- Type
- J-105
- Builder
- J-Boats
- Designer
- Johnstone
- Year built
- 1992
- Stability index
- 120.4
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.03 | 5.32 | 5.55 | 5.66 | 5.74 | 5.6 | 5.05 | 4.29 |
| 8 | 6.05 | 6.34 | 6.55 | 6.79 | 6.91 | 6.79 | 6.28 | 5.43 |
| 10 | 6.73 | 6.94 | 7.09 | 7.24 | 7.45 | 7.4 | 7.11 | 6.41 |
| 12 | 7.02 | 7.2 | 7.38 | 7.44 | 7.9 | 7.91 | 7.61 | 7.07 |
| 14 | 7.14 | 7.35 | 7.62 | 7.73 | 8.22 | 8.47 | 8.16 | 7.44 |
| 16 | 7.2 | 7.43 | 7.82 | 8.05 | 8.5 | 8.93 | 8.79 | 7.79 |
| 20 | 7.28 | 7.49 | 8.01 | 8.57 | 9.02 | 9.64 | 10.37 | 8.95 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43° | 3.29 | 143.9° | 3.71 |
| 8 | 41.4° | 4.04 | 147.8° | 4.7 |
| 10 | 40.6° | 4.61 | 148.7° | 5.55 |
| 12 | 39.3° | 4.93 | 150.2° | 6.12 |
| 14 | 38.4° | 5.05 | 151.1° | 6.44 |
| 16 | 38.2° | 5.11 | 173.9° | 6.92 |
| 20 | 37.8° | 5.21 | 142.6° | 7.75 |
Loading polar chart…