ATURA
RSA J-105Sail number RSA/RSA3786
GPH
614.1
OSN
594.2
LOA
10.57 m
Displacement
3880 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6575
Medium
0.8967
High
1.0271
Triple Offshore
Low
0.8489
Medium
1.1045
High
1.2516
Boat Specifications
Dimensions
- Length overall
- 10.57 m
- Beam
- 3.35 m
- Draft
- 2 m
- Displacement
- 3880 kg
- Crew weight
- 580 kg
- Wetted surface
- 24.28 m²
Sails
- Mainsail
- 34.34 m²
- Genoa
- 24.03 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 96.91 m²
Design
- Type
- J-105
- Builder
- J Boats
- Designer
- Johnstone
- Year built
- 1991
- Stability index
- 116.4
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.1 | 5.41 | 5.63 | 5.83 | 5.92 | 5.77 | 5.21 | 4.43 |
| 8 | 6.13 | 6.44 | 6.65 | 6.93 | 7.04 | 6.94 | 6.46 | 5.58 |
| 10 | 6.82 | 7.01 | 7.15 | 7.38 | 7.59 | 7.53 | 7.23 | 6.58 |
| 12 | 7.15 | 7.31 | 7.47 | 7.6 | 8.1 | 8.1 | 7.75 | 7.19 |
| 14 | 7.31 | 7.52 | 7.78 | 7.84 | 8.49 | 8.72 | 8.36 | 7.56 |
| 16 | 7.4 | 7.64 | 8.05 | 8.22 | 8.81 | 9.29 | 9.05 | 7.95 |
| 20 | 7.47 | 7.76 | 8.36 | 8.9 | 9.44 | 10.14 | 10.87 | 9.27 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43° | 3.32 | 143.9° | 3.83 |
| 8 | 41.5° | 4.08 | 147.5° | 4.83 |
| 10 | 40.6° | 4.69 | 149.3° | 5.69 |
| 12 | 38.2° | 5.1 | 150.7° | 6.23 |
| 14 | 37.5° | 5.27 | 149.8° | 6.54 |
| 16 | 37° | 5.35 | 174.8° | 7.02 |
| 20 | 36.4° | 5.45 | 142.1° | 8.03 |
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