Butterfly
AUT A40Sail number AUT/AUT2407
GPH
564.2
OSN
547.2
LOA
11.99 m
Displacement
6575 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7196
Medium
0.9767
High
1.1264
Triple Offshore
Low
0.9268
Medium
1.2001
High
1.3557
Boat Specifications
Dimensions
- Length overall
- 11.99 m
- Beam
- 3.76 m
- Draft
- 2.4 m
- Displacement
- 6575 kg
- Crew weight
- 862 kg
- Wetted surface
- 32.68 m²
Sails
- Mainsail
- 48.11 m²
- Genoa
- 47.11 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 141.86 m²
Design
- Type
- A40
- Builder
- Archambault
- Designer
- Nivelt
- Year built
- 2003
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.84 | 6.14 | 6.34 | 6.34 | 6.2 | 6.05 | 5.44 | 4.59 |
| 8 | 6.91 | 7.16 | 7.32 | 7.43 | 7.43 | 7.32 | 6.77 | 5.73 |
| 10 | 7.54 | 7.73 | 7.85 | 8.02 | 8.11 | 8.05 | 7.7 | 6.82 |
| 12 | 7.84 | 8.03 | 8.22 | 8.39 | 8.6 | 8.62 | 8.3 | 7.67 |
| 14 | 7.98 | 8.21 | 8.5 | 8.63 | 9.03 | 9.16 | 8.89 | 8.21 |
| 16 | 8.07 | 8.31 | 8.71 | 8.96 | 9.48 | 9.68 | 9.5 | 8.74 |
| 20 | 8.17 | 8.44 | 8.95 | 9.46 | 10.21 | 10.6 | 10.93 | 9.9 |
| 24 | 8.2 | 8.51 | 9.11 | 9.77 | 10.81 | 11.74 | 12.94 | 11.47 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.9° | 3.84 | 141.3° | 3.97 |
| 8 | 40.6° | 4.69 | 145.8° | 4.96 |
| 10 | 38.8° | 5.28 | 146.9° | 5.9 |
| 12 | 37.4° | 5.6 | 154.3° | 6.69 |
| 14 | 36.8° | 5.75 | 161.3° | 7.29 |
| 16 | 36.5° | 5.83 | 173.2° | 7.83 |
| 20 | 36.2° | 5.92 | 173.9° | 8.8 |
| 24 | 37.1° | 5.9 | 146.7° | 9.93 |
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