J-String
NED J-80Sail number NED/GBR8014
GPH
664.3
OSN
646.6
LOA
7.997 m
Displacement
1497 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7036
Medium
0.9281
High
1.0528
Triple Offshore
Low
0.9023
Medium
1.1381
High
1.2824
Boat Specifications
Dimensions
- Length overall
- 7.997 m
- Beam
- 2.49 m
- Draft
- 1.49 m
- Displacement
- 1497 kg
- Crew weight
- 409 kg
- Wetted surface
- 13.74 m²
Sails
- Mainsail
- 21.45 m²
- Genoa
- 13.96 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 63.92 m²
Design
- Type
- J-80
- Builder
- T.P.Y.
- Designer
- R.Johnstone
- Year built
- 1993
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.83 | 5.1 | 5.31 | 5.53 | 5.63 | 5.49 | 4.93 | 4.2 |
| 8 | 5.76 | 5.97 | 6.11 | 6.33 | 6.46 | 6.38 | 6.03 | 5.26 |
| 10 | 6.22 | 6.36 | 6.49 | 6.6 | 6.98 | 6.94 | 6.62 | 6.08 |
| 12 | 6.41 | 6.59 | 6.82 | 6.86 | 7.4 | 7.56 | 7.19 | 6.54 |
| 14 | 6.48 | 6.71 | 7.1 | 7.27 | 7.72 | 8.12 | 7.85 | 6.93 |
| 16 | 6.52 | 6.77 | 7.25 | 7.63 | 8.04 | 8.54 | 8.67 | 7.44 |
| 20 | 6.64 | 6.92 | 7.38 | 8.06 | 8.75 | 9.51 | 10.94 | 9.36 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.2° | 3.19 | 145.1° | 3.64 |
| 8 | 41.1° | 3.88 | 148° | 4.56 |
| 10 | 38.8° | 4.4 | 149.9° | 5.26 |
| 12 | 37.5° | 4.61 | 151.2° | 5.68 |
| 14 | 37.2° | 4.68 | 176.4° | 6.14 |
| 16 | 37.2° | 4.71 | 177.4° | 6.53 |
| 20 | 37.2° | 4.77 | 139.3° | 8.11 |
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