Ngwenya
RSA J-111Sail number RSA/SA4382
GPH
573
OSN
556.5
LOA
11.085 m
Displacement
4186 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.8018
Medium
1.079
High
1.2255
Triple Offshore
Low
1.0344
Medium
1.3269
High
1.4927
Boat Specifications
Dimensions
- Length overall
- 11.085 m
- Beam
- 3.27 m
- Draft
- 2.2 m
- Displacement
- 4186 kg
- Crew weight
- 743 kg
- Wetted surface
- 25.57 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 | 5.64 | 5.98 | 6.25 | 6.2 | 6.34 | 6.19 | 5.54 | 4.67 |
| 8 | 6.77 | 7.04 | 7.23 | 7.35 | 7.49 | 7.41 | 6.92 | 5.88 |
| 10 | 7.36 | 7.53 | 7.68 | 7.7 | 8.06 | 8.02 | 7.68 | 6.95 |
| 12 | 7.59 | 7.79 | 8.03 | 8.06 | 8.5 | 8.67 | 8.27 | 7.63 |
| 14 | 7.68 | 7.92 | 8.34 | 8.5 | 8.83 | 9.25 | 8.97 | 8.05 |
| 16 | 7.74 | 8 | 8.52 | 8.91 | 9.16 | 9.7 | 9.82 | 8.59 |
| 20 | 7.89 | 8.17 | 8.68 | 9.44 | 9.93 | 10.6 | 11.89 | 10.24 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.7° | 3.69 | 143.4° | 4.04 |
| 8 | 41.3° | 4.53 | 145.6° | 5.09 |
| 10 | 39.3° | 5.16 | 149.1° | 6.02 |
| 12 | 37.8° | 5.43 | 151.4° | 6.61 |
| 14 | 37.2° | 5.54 | 148.7° | 6.97 |
| 16 | 36.7° | 5.6 | 146.3° | 7.44 |
| 20 | 36.3° | 5.73 | 142° | 8.86 |
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