SWAHILI
ESP A-31Sail number ESP/ESP9931
GPH
631.3
OSN
618.1
LOA
9.55 m
Displacement
3320 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6477
Medium
0.8663
High
0.9796
Triple Offshore
Low
0.845
Medium
1.0653
High
1.1843
Boat Specifications
Dimensions
- Length overall
- 9.55 m
- Beam
- 3.27 m
- Draft
- 2.08 m
- Displacement
- 3320 kg
- Crew weight
- 390 kg
- Wetted surface
- 20.69 m²
Sails
- Mainsail
- 29.42 m²
- Genoa
- 23.07 m²
- Spinnaker
- 70.6 m²
- Asymmetric spinnaker
- 66.51 m²
Design
- Type
- A-31
- Builder
- ARCHAMBAULT
- Designer
- JOUBERT/NIVELT/MER
- Year built
- 2009
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.13 | 5.55 | 6.03 | 6.23 | 6.05 | 5.73 | 5.01 | 4.24 |
| 8 | 6.06 | 6.37 | 6.78 | 6.96 | 6.89 | 6.71 | 6.19 | 5.34 |
| 10 | 6.61 | 6.8 | 7.04 | 7.31 | 7.32 | 7.19 | 6.9 | 6.29 |
| 12 | 6.84 | 7.03 | 7.21 | 7.54 | 7.76 | 7.63 | 7.34 | 6.92 |
| 14 | 6.92 | 7.13 | 7.42 | 7.73 | 8.21 | 8.14 | 7.82 | 7.33 |
| 16 | 6.95 | 7.18 | 7.56 | 7.87 | 8.61 | 8.62 | 8.38 | 7.77 |
| 20 | 7.04 | 7.24 | 7.66 | 8.27 | 9.12 | 9.68 | 9.81 | 8.85 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42° | 3.39 | 145° | 3.67 |
| 8 | 40.5° | 4.08 | 149° | 4.62 |
| 10 | 39.8° | 4.57 | 152° | 5.46 |
| 12 | 39° | 4.79 | 159° | 6.13 |
| 14 | 38.6° | 4.87 | 180° | 6.73 |
| 16 | 38.6° | 4.89 | 180° | 7.16 |
| 20 | 39° | 4.95 | 180° | 8.01 |
Loading polar chart…