J-Samu
NED J-39Sail number NED/NED5375
GPH
593.2
OSN
576.1
LOA
12.009 m
Displacement
5660 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.704
Medium
0.9344
High
1.0627
Triple Offshore
Low
0.8998
Medium
1.135
High
1.2529
Boat Specifications
Dimensions
- Length overall
- 12.009 m
- Beam
- 3.77 m
- Draft
- 2.17 m
- Displacement
- 5660 kg
- Crew weight
- 525 kg
- Wetted surface
- 28.38 m²
Sails
- Mainsail
- 41.2 m²
- Genoa
- 39.09 m²
- Spinnaker
- 114.86 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- J-39
- Builder
- J-Boats
- Designer
- R.Johnstone
- Year built
- 1991
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.75 | 6.02 | 6.19 | 6.05 | 5.96 | 5.81 | 5.24 | 4.42 |
| 8 | 6.7 | 6.9 | 7.03 | 6.97 | 7.08 | 6.98 | 6.48 | 5.59 |
| 10 | 7.15 | 7.32 | 7.46 | 7.46 | 7.62 | 7.6 | 7.29 | 6.6 |
| 12 | 7.33 | 7.51 | 7.71 | 7.78 | 7.96 | 8.02 | 7.8 | 7.31 |
| 14 | 7.43 | 7.61 | 7.87 | 8.02 | 8.19 | 8.38 | 8.25 | 7.79 |
| 16 | 7.5 | 7.69 | 7.98 | 8.22 | 8.4 | 8.7 | 8.7 | 8.22 |
| 20 | 7.58 | 7.78 | 8.14 | 8.51 | 8.65 | 9.2 | 9.77 | 9.17 |
| 24 | 7.56 | 7.79 | 8.22 | 8.7 | 9.07 | 9.51 | 11.39 | 10.58 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.2° | 3.82 | 141.7° | 3.82 |
| 8 | 40° | 4.61 | 147.3° | 4.84 |
| 10 | 38.2° | 5.06 | 151.4° | 5.72 |
| 12 | 37.1° | 5.26 | 157.2° | 6.44 |
| 14 | 36.7° | 5.37 | 167.3° | 7.02 |
| 16 | 36.6° | 5.45 | 176.8° | 7.52 |
| 20 | 36.5° | 5.52 | 177.7° | 8.34 |
| 24 | 37.9° | 5.43 | 174.8° | 9.23 |
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