J Power
NED J-70 ONE DESIGNSail number NED/NED8847
GPH
686.9
OSN
666
LOA
6.907 m
Displacement
895 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6651
Medium
0.8906
High
1.0378
Triple Offshore
Low
0.8565
Medium
1.1042
High
1.2864
Boat Specifications
Dimensions
- Length overall
- 6.907 m
- Beam
- 2.25 m
- Draft
- 1.39 m
- Displacement
- 895 kg
- Crew weight
- 340 kg
- Wetted surface
- 11.25 m²
Sails
- Mainsail
- 15.8 m²
- Genoa
- 10.01 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 45.64 m²
Design
- Type
- J-70 ONE DESIGN
- Builder
- J BOATS
- Designer
- JOHNSTONE
- Year built
- 2013
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.53 | 4.77 | 5.03 | 5.35 | 5.42 | 5.25 | 4.7 | 4 |
| 8 | 5.43 | 5.69 | 5.85 | 6.14 | 6.22 | 6.12 | 5.75 | 5.04 |
| 10 | 5.93 | 6.09 | 6.24 | 6.62 | 6.86 | 6.73 | 6.35 | 5.8 |
| 12 | 6.22 | 6.4 | 6.61 | 6.91 | 7.56 | 7.48 | 6.95 | 6.25 |
| 14 | 6.42 | 6.7 | 7.05 | 7.19 | 8.08 | 8.37 | 7.7 | 6.66 |
| 16 | 6.5 | 6.84 | 7.43 | 7.65 | 8.45 | 9.11 | 8.59 | 7.35 |
| 20 | 6.53 | 6.9 | 7.69 | 8.61 | 9.4 | 10.3 | 11.76 | 9.73 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.4° | 2.98 | 145.7° | 3.47 |
| 8 | 41.3° | 3.64 | 147.7° | 4.36 |
| 10 | 39.9° | 4.14 | 149.5° | 5.03 |
| 12 | 37.9° | 4.48 | 150.6° | 5.42 |
| 14 | 36.6° | 4.62 | 176.9° | 5.93 |
| 16 | 36.8° | 4.65 | 143.2° | 6.37 |
| 20 | 37.5° | 4.62 | 136.3° | 8.43 |
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