Thunderchild
RSA Lavranos 52Sail number RSA/RSA1027
GPH
504.3
OSN
490.9
LOA
15.74 m
Displacement
10950 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.8296
Medium
1.086
High
1.2228
Triple Offshore
Low
1.0628
Medium
1.3326
High
1.4748
Boat Specifications
Dimensions
- Length overall
- 15.74 m
- Beam
- 4.75 m
- Draft
- 3.15 m
- Displacement
- 10950 kg
- Crew weight
- 1006 kg
- Wetted surface
- 49.84 m²
Sails
- Mainsail
- 94.81 m²
- Genoa
- 62.55 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 256.67 m²
Design
- Type
- Lavranos 52
- Builder
- Owner
- Designer
- Lavranos
- Year built
- 1988
- Stability index
- 117.6
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 6.71 | 7.05 | 7.27 | 7.12 | 7.17 | 6.97 | 6.28 | 5.27 |
| 8 | 7.87 | 8.14 | 8.31 | 8.22 | 8.42 | 8.34 | 7.76 | 6.64 |
| 10 | 8.35 | 8.6 | 8.83 | 8.83 | 9.01 | 9.06 | 8.71 | 7.79 |
| 12 | 8.57 | 8.81 | 9.12 | 9.24 | 9.36 | 9.58 | 9.37 | 8.64 |
| 14 | 8.7 | 8.95 | 9.31 | 9.57 | 9.66 | 9.98 | 10.01 | 9.2 |
| 16 | 8.79 | 9.05 | 9.46 | 9.83 | 9.95 | 10.35 | 10.71 | 9.74 |
| 20 | 8.89 | 9.17 | 9.66 | 10.17 | 10.52 | 11.1 | 12.24 | 11.11 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.4° | 4.45 | 142.4° | 4.57 |
| 8 | 40° | 5.38 | 145.1° | 5.75 |
| 10 | 38.1° | 5.85 | 149.3° | 6.75 |
| 12 | 37° | 6.09 | 151.4° | 7.49 |
| 14 | 36.4° | 6.23 | 150.7° | 7.98 |
| 16 | 36.6° | 6.33 | 148.4° | 8.43 |
| 20 | 36.9° | 6.41 | 145° | 9.62 |
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