JEKO 3
ITA J-70 ONE DESIGNSail number ITA/ITA126J70
GPH
671.6
OSN
649.9
LOA
6.942 m
Displacement
810 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6095
Medium
0.8087
High
0.9386
Triple Offshore
Low
0.7813
Medium
1.0032
High
1.1628
Boat Specifications
Dimensions
- Length overall
- 6.942 m
- Beam
- 2.26 m
- Draft
- 1.45 m
- Displacement
- 810 kg
- Crew weight
- 340 kg
- Wetted surface
- 10.79 m²
Sails
- Mainsail
- 16.12 m²
- Genoa
- 10 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 45.64 m²
Design
- Type
- J-70 ONE DESIGN
- Builder
- J-Boats
- Designer
- JOHNSTONE
- Year built
- 2012
- Stability index
- 95.6
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.72 | 4.96 | 5.12 | 5.4 | 5.47 | 5.32 | 4.8 | 4.08 |
| 8 | 5.61 | 5.8 | 5.91 | 6.22 | 6.35 | 6.24 | 5.87 | 5.16 |
| 10 | 6.07 | 6.23 | 6.38 | 6.63 | 7.04 | 6.96 | 6.56 | 5.94 |
| 12 | 6.35 | 6.57 | 6.81 | 6.91 | 7.62 | 7.78 | 7.26 | 6.5 |
| 14 | 6.47 | 6.76 | 7.2 | 7.35 | 8.07 | 8.57 | 8.15 | 7.07 |
| 16 | 6.54 | 6.86 | 7.43 | 7.9 | 8.51 | 9.2 | 9.24 | 7.86 |
| 20 | 6.57 | 6.95 | 7.69 | 8.6 | 9.38 | 10.5 | 12.33 | 10.82 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.2° | 3.1 | 144.2° | 3.53 |
| 8 | 41.7° | 3.78 | 147.9° | 4.47 |
| 10 | 39.3° | 4.26 | 149.6° | 5.14 |
| 12 | 37.6° | 4.52 | 148.2° | 5.63 |
| 14 | 37.6° | 4.57 | 145.7° | 6.12 |
| 16 | 37.8° | 4.59 | 143.4° | 6.81 |
| 20 | 39.3° | 4.53 | 140.8° | 9.37 |
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