Nuthr Witch
RSA Lavranos 34Sail number RSA/RSA7117
GPH
655
OSN
634.8
LOA
10.53 m
Displacement
4230 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6069
Medium
0.8434
High
0.9783
Triple Offshore
Low
0.7889
Medium
1.0389
High
1.1734
Boat Specifications
Dimensions
- Length overall
- 10.53 m
- Beam
- 3.33 m
- Draft
- 1.93 m
- Displacement
- 4230 kg
- Crew weight
- 650 kg
- Wetted surface
- 23.87 m²
Sails
- Mainsail
- 31.94 m²
- Genoa
- 30.47 m²
- Spinnaker
- 64.49 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- Lavranos 34
- Builder
- John Robertson Yac
- Designer
- Angelo Lavranos
- Year built
- 1986
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.99 | 5.3 | 5.53 | 5.46 | 5.33 | 5.16 | 4.63 | 3.85 |
| 8 | 5.94 | 6.24 | 6.47 | 6.43 | 6.47 | 6.29 | 5.69 | 4.91 |
| 10 | 6.58 | 6.78 | 6.93 | 7 | 7.06 | 6.97 | 6.59 | 5.85 |
| 12 | 6.9 | 7.06 | 7.21 | 7.34 | 7.46 | 7.37 | 7.08 | 6.63 |
| 14 | 7.04 | 7.23 | 7.46 | 7.56 | 7.9 | 7.79 | 7.46 | 7.08 |
| 16 | 7.09 | 7.3 | 7.65 | 7.81 | 8.31 | 8.26 | 7.89 | 7.44 |
| 20 | 7.1 | 7.34 | 7.81 | 8.29 | 8.83 | 9.25 | 8.86 | 8.26 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.1° | 3.24 | 146° | 3.34 |
| 8 | 42° | 3.92 | 150.5° | 4.25 |
| 10 | 41.2° | 4.49 | 151° | 5.07 |
| 12 | 39° | 4.86 | 158° | 5.83 |
| 14 | 38.2° | 5 | 176° | 6.47 |
| 16 | 38.1° | 5.05 | 180° | 6.96 |
| 20 | 39° | 4.99 | 180° | 7.67 |
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