TWISTER
ITA DOLPHIN 81Sail number ITA/ITA111D81
GPH
601.7
OSN
585.4
LOA
8.083 m
Displacement
970 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6868
Medium
0.8907
High
1.0329
Triple Offshore
Low
0.8797
Medium
1.1141
High
1.2942
Boat Specifications
Dimensions
- Length overall
- 8.083 m
- Beam
- 2.69 m
- Draft
- 1.57 m
- Displacement
- 970 kg
- Crew weight
- 420 kg
- Wetted surface
- 12.83 m²
Sails
- Mainsail
- 22.53 m²
- Genoa
- 16.11 m²
- Spinnaker
- 45.86 m²
- Asymmetric spinnaker
- 54.2 m²
Design
- Type
- DOLPHIN 81
- Builder
- MAXI DOLPHIN
- Designer
- SANTARELLI
- Year built
- 1992
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.55 | 5.88 | 6.08 | 6.02 | 6.04 | 5.88 | 5.28 | 4.43 |
| 8 | 6.37 | 6.55 | 6.71 | 6.78 | 6.92 | 6.8 | 6.4 | 5.6 |
| 10 | 6.75 | 7.01 | 7.3 | 7.35 | 7.81 | 7.69 | 7.12 | 6.44 |
| 12 | 6.95 | 7.31 | 7.87 | 8.07 | 8.51 | 8.75 | 8.04 | 7.04 |
| 14 | 7.06 | 7.46 | 8.19 | 8.81 | 9.1 | 9.61 | 9.22 | 7.85 |
| 16 | 7.12 | 7.55 | 8.38 | 9.27 | 9.67 | 10.27 | 10.54 | 8.87 |
| 20 | 7.25 | 7.77 | 8.58 | 9.76 | 11.2 | 11.83 | 13.52 | 12.09 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.1° | 3.62 | 143° | 3.84 |
| 8 | 40.5° | 4.39 | 146.5° | 4.85 |
| 10 | 37.9° | 4.79 | 151.5° | 5.59 |
| 12 | 37.1° | 4.92 | 163° | 6.16 |
| 14 | 36.8° | 4.97 | 145.2° | 6.8 |
| 16 | 37.1° | 4.97 | 144.5° | 7.69 |
| 20 | 37.9° | 4.96 | 140.8° | 10.47 |
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