'T SPANWIL IV
NED J-44 (Mod.)Sail number NED/NED3824
GPH
572.6
OSN
556.7
LOA
13.667 m
Displacement
11306 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7956
Medium
1.0771
High
1.2528
Triple Offshore
Low
1.0283
Medium
1.3316
High
1.4913
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
- 74.56 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 | 5.91 | 6.23 | 6.48 | 6.4 | 5.9 | 5.74 | 5.19 | 4.38 |
| 8 | 7.02 | 7.33 | 7.53 | 7.49 | 7.22 | 7.03 | 6.42 | 5.54 |
| 10 | 7.66 | 7.87 | 8.02 | 8.04 | 8 | 7.9 | 7.45 | 6.56 |
| 12 | 7.9 | 8.1 | 8.29 | 8.35 | 8.41 | 8.35 | 8.06 | 7.44 |
| 14 | 8.02 | 8.22 | 8.48 | 8.6 | 8.74 | 8.74 | 8.46 | 8.03 |
| 16 | 8.08 | 8.29 | 8.6 | 8.84 | 8.99 | 9.15 | 8.86 | 8.41 |
| 20 | 8.13 | 8.36 | 8.74 | 9.2 | 9.39 | 9.78 | 9.78 | 9.18 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.8° | 3.89 | 144.1° | 3.79 |
| 8 | 41.4° | 4.69 | 148.4° | 4.8 |
| 10 | 41.2° | 5.23 | 150.4° | 5.68 |
| 12 | 39.6° | 5.53 | 153.5° | 6.49 |
| 14 | 38.6° | 5.69 | 161.3° | 7.15 |
| 16 | 38° | 5.79 | 180° | 7.77 |
| 20 | 37.1° | 5.91 | 180° | 8.54 |
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