PAW
ESP IW 31Sail number ESP/ESP11057
GPH
755.9
OSN
729.6
LOA
9.345 m
Displacement
3740 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5356
Medium
0.734
High
0.8484
Triple Offshore
Low
0.6854
Medium
0.9012
High
1.0067
Boat Specifications
Dimensions
- Length overall
- 9.345 m
- Beam
- 2.68 m
- Draft
- 1.68 m
- Displacement
- 3740 kg
- Crew weight
- 404 kg
- Wetted surface
- 18.12 m²
Sails
- Mainsail
- 17.62 m²
- Genoa
- 26.68 m²
- Spinnaker
- 49.09 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- IW 31
- Builder
- IW Varvet
- Designer
- Sparkman&Stephens
- Year built
- 1975
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.3 | 4.52 | 4.64 | 4.54 | 4.58 | 4.44 | 4 | 3.44 |
| 8 | 5.09 | 5.31 | 5.47 | 5.43 | 5.55 | 5.42 | 4.98 | 4.4 |
| 10 | 5.63 | 5.82 | 5.97 | 6.03 | 6.16 | 6.08 | 5.75 | 5.2 |
| 12 | 5.94 | 6.11 | 6.26 | 6.33 | 6.51 | 6.47 | 6.24 | 5.85 |
| 14 | 6.09 | 6.26 | 6.45 | 6.5 | 6.76 | 6.75 | 6.57 | 6.28 |
| 16 | 6.15 | 6.33 | 6.57 | 6.68 | 6.94 | 7 | 6.86 | 6.58 |
| 20 | 6.19 | 6.38 | 6.66 | 6.9 | 7.18 | 7.41 | 7.39 | 7.1 |
| 24 | 6.19 | 6.39 | 6.71 | 7.01 | 7.34 | 7.71 | 7.94 | 7.62 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.6° | 2.82 | 146.9° | 2.98 |
| 8 | 41.4° | 3.42 | 150.9° | 3.82 |
| 10 | 40.3° | 3.85 | 154.1° | 4.53 |
| 12 | 39.7° | 4.13 | 159.2° | 5.16 |
| 14 | 39.5° | 4.25 | 172.7° | 5.71 |
| 16 | 39.2° | 4.32 | 177.9° | 6.15 |
| 20 | 39.6° | 4.33 | 179° | 6.72 |
| 24 | 40.6° | 4.28 | 179° | 7.2 |
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