Ngwenya
RSA J-111Sail number RSA/RSA4382
GPH
570.6
OSN
553
LOA
11.121 m
Displacement
4187 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7253
Medium
0.9673
High
1.097
Triple Offshore
Low
0.9285
Medium
1.1825
High
1.3244
Boat Specifications
Dimensions
- Length overall
- 11.121 m
- Beam
- 3.3 m
- Draft
- 2.18 m
- Displacement
- 4187 kg
- Crew weight
- 743 kg
- Wetted surface
- 25.66 m²
Sails
- Mainsail
- 36.84 m²
- Genoa
- 33.15 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 127.55 m²
Design
- Type
- J-111
- Builder
- J-Boats
- Designer
- Johnstone
- Year built
- 2010
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.76 | 6.06 | 6.25 | 6.16 | 6.31 | 6.16 | 5.54 | 4.68 |
| 8 | 6.85 | 7.07 | 7.21 | 7.24 | 7.45 | 7.38 | 6.9 | 5.94 |
| 10 | 7.37 | 7.54 | 7.68 | 7.67 | 8.01 | 8.02 | 7.7 | 6.98 |
| 12 | 7.58 | 7.79 | 8.01 | 8.06 | 8.4 | 8.57 | 8.33 | 7.67 |
| 14 | 7.7 | 7.91 | 8.25 | 8.41 | 8.72 | 9.08 | 9 | 8.14 |
| 16 | 7.78 | 8.01 | 8.4 | 8.71 | 9.02 | 9.5 | 9.77 | 8.66 |
| 20 | 7.88 | 8.14 | 8.62 | 9.15 | 9.63 | 10.37 | 11.74 | 10.32 |
| 24 | 7.88 | 8.15 | 8.73 | 9.44 | 10.2 | 11.27 | 13.56 | 13.45 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.7° | 3.79 | 143.2° | 4.06 |
| 8 | 40.6° | 4.67 | 146.2° | 5.14 |
| 10 | 38.2° | 5.22 | 149.6° | 6.05 |
| 12 | 36.9° | 5.45 | 151.1° | 6.65 |
| 14 | 36.5° | 5.58 | 148.8° | 7.05 |
| 16 | 36.2° | 5.66 | 146.4° | 7.5 |
| 20 | 36.1° | 5.74 | 142.8° | 8.94 |
| 24 | 37.2° | 5.67 | 144.5° | 11.65 |
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