TROPICANA
ITA Duck 31Sail number ITA/ITA17731
GPH
714.7
OSN
692.4
LOA
9.12 m
Displacement
2925 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5683
Medium
0.7747
High
0.9041
Triple Offshore
Low
0.7281
Medium
0.9489
High
1.0729
Boat Specifications
Dimensions
- Length overall
- 9.12 m
- Beam
- 3.25 m
- Draft
- 1.79 m
- Displacement
- 2925 kg
- Crew weight
- 400 kg
- Wetted surface
- 17.38 m²
Sails
- Mainsail
- 17.92 m²
- Genoa
- 23.06 m²
- Spinnaker
- 57.03 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- Duck 31
- Builder
- Avallone
- Designer
- Paperini
- Year built
- 1982
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.48 | 4.7 | 4.85 | 4.86 | 4.95 | 4.81 | 4.38 | 3.76 |
| 8 | 5.29 | 5.55 | 5.73 | 5.86 | 5.97 | 5.84 | 5.35 | 4.7 |
| 10 | 5.87 | 6.05 | 6.19 | 6.39 | 6.48 | 6.41 | 6.12 | 5.54 |
| 12 | 6.19 | 6.33 | 6.46 | 6.7 | 6.85 | 6.78 | 6.53 | 6.17 |
| 14 | 6.37 | 6.52 | 6.69 | 6.88 | 7.2 | 7.15 | 6.89 | 6.54 |
| 16 | 6.47 | 6.66 | 6.89 | 7.01 | 7.5 | 7.49 | 7.25 | 6.87 |
| 20 | 6.52 | 6.76 | 7.16 | 7.38 | 7.82 | 8.08 | 7.94 | 7.53 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.4° | 2.96 | 148° | 3.26 |
| 8 | 41.2° | 3.53 | 151° | 4.08 |
| 10 | 41.2° | 3.99 | 152° | 4.81 |
| 12 | 39.4° | 4.36 | 161° | 5.47 |
| 14 | 38.2° | 4.57 | 180° | 6.05 |
| 16 | 37.9° | 4.65 | 180° | 6.44 |
| 20 | 38.2° | 4.64 | 180° | 7.07 |
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