Alpha Crucis
AUS International 5.5Sail number AUS/AUS61
GPH
677.1
OSN
660.4
LOA
9.595 m
Displacement
2008 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6044
Medium
0.8059
High
0.9117
Triple Offshore
Low
0.7855
Medium
0.9955
High
1.1041
Boat Specifications
Dimensions
- Length overall
- 9.595 m
- Beam
- 1.9 m
- Draft
- 1.35 m
- Displacement
- 2008 kg
- Crew weight
- 250 kg
- Wetted surface
- 12.45 m²
Sails
- Mainsail
- 21.67 m²
- Genoa
- 11.15 m²
- Spinnaker
- 47.21 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- International 5.5
- Builder
- Yachtwerft Christo
- Designer
- Sebastian Schmidt
- Year built
- 1949
- Stability index
- 140.8
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.8 | 5.09 | 5.35 | 5.44 | 5.55 | 5.39 | 4.8 | 3.97 |
| 8 | 5.72 | 6 | 6.21 | 6.32 | 6.49 | 6.42 | 5.97 | 5.04 |
| 10 | 6.2 | 6.42 | 6.6 | 6.66 | 6.93 | 6.92 | 6.67 | 6.02 |
| 12 | 6.39 | 6.62 | 6.85 | 6.96 | 7.19 | 7.37 | 7.12 | 6.69 |
| 14 | 6.47 | 6.72 | 7.05 | 7.24 | 7.42 | 7.7 | 7.62 | 7.13 |
| 16 | 6.47 | 6.77 | 7.19 | 7.51 | 7.63 | 7.97 | 8.19 | 7.6 |
| 20 | 6.6 | 6.87 | 7.2 | 7.91 | 8.08 | 8.5 | 9.49 | 8.84 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.2° | 3.14 | 144.2° | 3.43 |
| 8 | 41.8° | 3.78 | 147.8° | 4.36 |
| 10 | 41.8° | 4.17 | 150.1° | 5.22 |
| 12 | 41.8° | 4.33 | 159.2° | 5.93 |
| 14 | 41.7° | 4.39 | 174.8° | 6.49 |
| 16 | 40.8° | 4.47 | 177.2° | 6.91 |
| 20 | 42.4° | 4.47 | 174.8° | 7.79 |
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