Mr B
RSA Lavranos 34Sail number RSA/RSA3171
GPH
687.9
OSN
663.7
LOA
10.53 m
Displacement
4255 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5592
Medium
0.8
High
0.9544
Triple Offshore
Low
0.7312
Medium
0.9985
High
1.1505
Boat Specifications
Dimensions
- Length overall
- 10.53 m
- Beam
- 3.33 m
- Draft
- 1.93 m
- Displacement
- 4255 kg
- Crew weight
- 650 kg
- Wetted surface
- 23.93 m²
Sails
- Mainsail
- 30.29 m²
- Genoa
- 27.12 m²
- Spinnaker
- 64.18 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- Lavranos 34
- Builder
- John Robertson Yac
- Designer
- Lavranos
- Year built
- 1986
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.52 | 4.83 | 5.06 | 5.03 | 5.06 | 4.87 | 4.3 | 3.61 |
| 8 | 5.49 | 5.82 | 6.09 | 6.16 | 6.23 | 6.02 | 5.41 | 4.66 |
| 10 | 6.22 | 6.51 | 6.72 | 6.88 | 6.94 | 6.82 | 6.39 | 5.62 |
| 12 | 6.7 | 6.9 | 7.06 | 7.25 | 7.35 | 7.26 | 6.97 | 6.45 |
| 14 | 6.93 | 7.11 | 7.31 | 7.47 | 7.77 | 7.67 | 7.35 | 6.97 |
| 16 | 7.01 | 7.23 | 7.52 | 7.64 | 8.18 | 8.12 | 7.77 | 7.33 |
| 20 | 7.03 | 7.28 | 7.74 | 8.14 | 8.71 | 9.08 | 8.71 | 8.12 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 45° | 2.9 | 147° | 3.13 |
| 8 | 43.5° | 3.58 | 150° | 4.04 |
| 10 | 42.2° | 4.12 | 151° | 4.87 |
| 12 | 41.2° | 4.58 | 156° | 5.63 |
| 14 | 39.8° | 4.83 | 172° | 6.3 |
| 16 | 39.4° | 4.91 | 180° | 6.84 |
| 20 | 39.8° | 4.88 | 180° | 7.55 |
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