'T SPANWIL IV
NED J-44 (Mod.)Sail number NED/NED3824
GPH
585.2
OSN
566.8
LOA
13.667 m
Displacement
11306 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6813
Medium
0.9406
High
1.1057
Triple Offshore
Low
0.8806
Medium
1.164
High
1.3173
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
- 56.44 m²
- Genoa
- 50.27 m²
- Spinnaker
- 141.72 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 | 5.51 | 5.83 | 6.09 | 6.01 | 5.9 | 5.75 | 5.19 | 4.37 |
| 8 | 6.57 | 6.9 | 7.16 | 7.1 | 7.2 | 7.02 | 6.42 | 5.53 |
| 10 | 7.38 | 7.63 | 7.8 | 7.84 | 7.99 | 7.89 | 7.45 | 6.55 |
| 12 | 7.78 | 7.98 | 8.14 | 8.16 | 8.39 | 8.34 | 8.06 | 7.43 |
| 14 | 7.96 | 8.16 | 8.37 | 8.43 | 8.73 | 8.73 | 8.46 | 8.02 |
| 16 | 8.04 | 8.25 | 8.54 | 8.67 | 8.96 | 9.14 | 8.85 | 8.4 |
| 20 | 8.12 | 8.34 | 8.74 | 9.12 | 9.36 | 9.75 | 9.77 | 9.17 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.8° | 3.6 | 144° | 3.79 |
| 8 | 41.2° | 4.39 | 148° | 4.79 |
| 10 | 40.5° | 5 | 150° | 5.67 |
| 12 | 39.8° | 5.42 | 153.2° | 6.47 |
| 14 | 39° | 5.61 | 161° | 7.13 |
| 16 | 38.2° | 5.71 | 180° | 7.75 |
| 20 | 37.3° | 5.87 | 180° | 8.53 |
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