'T SPANWIL IV
NED J-44 (Mod.)Sail number NED/NED3824
GPH
583.6
OSN
565.5
LOA
13.667 m
Displacement
11306 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7695
Medium
1.0609
High
1.2467
Triple Offshore
Low
0.9947
Medium
1.3126
High
1.4844
Boat Specifications
Dimensions
- Length overall
- 13.667 m
- Beam
- 4.16 m
- Draft
- 2.49 m
- Displacement
- 11306 kg
- Crew weight
- 750 kg
- Wetted surface
- 42.38 m²
Sails
- Mainsail
- 58.87 m²
- Genoa
- 49.41 m²
- Spinnaker
- 141.21 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- J-44 (Mod.)
- Builder
- J-Boats
- Designer
- Johnstone
- Year built
- 1989
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.54 | 5.86 | 6.12 | 6.04 | 5.93 | 5.77 | 5.2 | 4.38 |
| 8 | 6.6 | 6.93 | 7.19 | 7.13 | 7.22 | 7.05 | 6.44 | 5.54 |
| 10 | 7.4 | 7.65 | 7.82 | 7.86 | 8 | 7.9 | 7.47 | 6.56 |
| 12 | 7.8 | 7.99 | 8.15 | 8.18 | 8.4 | 8.35 | 8.07 | 7.44 |
| 14 | 7.97 | 8.17 | 8.38 | 8.44 | 8.73 | 8.74 | 8.46 | 8.03 |
| 16 | 8.05 | 8.26 | 8.56 | 8.69 | 8.96 | 9.15 | 8.86 | 8.41 |
| 20 | 8.13 | 8.34 | 8.75 | 9.14 | 9.36 | 9.75 | 9.78 | 9.18 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.7° | 3.62 | 144° | 3.8 |
| 8 | 41° | 4.41 | 148.1° | 4.8 |
| 10 | 40.5° | 5.02 | 150.2° | 5.68 |
| 12 | 39.9° | 5.43 | 153.4° | 6.49 |
| 14 | 38.7° | 5.62 | 161.3° | 7.15 |
| 16 | 38.2° | 5.72 | 180° | 7.76 |
| 20 | 37.2° | 5.89 | 180° | 8.54 |
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