ALCHEMIST
AUS A31Sail number AUS/Sm311
GPH
626.7
OSN
606.8
LOA
9.55 m
Displacement
3202 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6569
Medium
0.886
High
1.0089
Triple Offshore
Low
0.8417
Medium
1.0776
High
1.209
Boat Specifications
Dimensions
- Length overall
- 9.55 m
- Beam
- 3.24 m
- Draft
- 1.96 m
- Displacement
- 3202 kg
- Crew weight
- 556 kg
- Wetted surface
- 20.31 m²
Sails
- Mainsail
- 29.3 m²
- Genoa
- 20.99 m²
- Spinnaker
- 85.82 m²
- Asymmetric spinnaker
- 66.45 m²
Design
- Type
- A31
- Builder
- Archambault
- Designer
- Joubert/Nivel/Mer
- Year built
- 2009
- Stability index
- -1
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 4 | 3.82 | 4.05 | 4.19 | 4.3 | 4.35 | 4.19 | 3.64 | 3.02 |
| 6 | 5.15 | 5.41 | 5.57 | 5.74 | 5.82 | 5.67 | 5.1 | 4.32 |
| 8 | 6.09 | 6.31 | 6.47 | 6.69 | 6.8 | 6.7 | 6.26 | 5.47 |
| 10 | 6.62 | 6.79 | 6.92 | 7.16 | 7.33 | 7.26 | 6.98 | 6.42 |
| 12 | 6.91 | 7.07 | 7.23 | 7.44 | 7.79 | 7.74 | 7.48 | 7.04 |
| 14 | 7.05 | 7.25 | 7.5 | 7.63 | 8.22 | 8.21 | 7.99 | 7.5 |
| 16 | 7.12 | 7.35 | 7.7 | 7.86 | 8.54 | 8.73 | 8.55 | 7.98 |
| 20 | 7.19 | 7.45 | 7.92 | 8.34 | 9.06 | 9.7 | 9.98 | 9.14 |
| 24 | 7.18 | 7.45 | 8.01 | 8.63 | 9.29 | 10.49 | 12.37 | 11.49 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 4 | 42.9° | 2.46 | 144.9° | 2.61 |
| 6 | 42.9° | 3.4 | 144.9° | 3.74 |
| 8 | 40.6° | 4.14 | 149.2° | 4.74 |
| 10 | 38.9° | 4.65 | 153.3° | 5.58 |
| 12 | 37.5° | 4.93 | 160.6° | 6.26 |
| 14 | 37.1° | 5.05 | 167.3° | 6.8 |
| 16 | 37.2° | 5.12 | 170° | 7.23 |
| 20 | 37.5° | 5.16 | 166.4° | 8.11 |
| 24 | 38.9° | 5.07 | 146.2° | 9.95 |
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