VIOLA
ITA PROTOSail number ITA/ITA8700
GPH
616.6
OSN
599.7
LOA
12.1 m
Displacement
7434 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7559
Medium
1.009
High
1.1509
Triple Offshore
Low
0.9661
Medium
1.2313
High
1.3633
Boat Specifications
Dimensions
- Length overall
- 12.1 m
- Beam
- 3.88 m
- Draft
- 2.18 m
- Displacement
- 7434 kg
- Crew weight
- 640 kg
- Wetted surface
- 30.33 m²
Sails
- Mainsail
- 34.97 m²
- Genoa
- 60.68 m²
- Spinnaker
- 122.17 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- PROTO
- Builder
- MINNEFORD
- Designer
- PETERSON
- Year built
- 1977
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.46 | 5.71 | 5.9 | 5.82 | 5.58 | 5.45 | 4.99 | 4.27 |
| 8 | 6.44 | 6.68 | 6.83 | 6.8 | 6.77 | 6.63 | 6.11 | 5.33 |
| 10 | 6.98 | 7.13 | 7.25 | 7.26 | 7.36 | 7.29 | 6.98 | 6.27 |
| 12 | 7.2 | 7.35 | 7.5 | 7.54 | 7.71 | 7.68 | 7.44 | 7.02 |
| 14 | 7.29 | 7.47 | 7.69 | 7.78 | 8.03 | 8.05 | 7.8 | 7.43 |
| 16 | 7.34 | 7.53 | 7.84 | 8.01 | 8.24 | 8.42 | 8.19 | 7.77 |
| 20 | 7.37 | 7.58 | 7.99 | 8.37 | 8.56 | 8.89 | 8.98 | 8.5 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 41.5° | 3.65 | 146° | 3.7 |
| 8 | 40.8° | 4.33 | 150.4° | 4.61 |
| 10 | 40.3° | 4.85 | 150.6° | 5.43 |
| 12 | 38.8° | 5.1 | 156.4° | 6.16 |
| 14 | 38.4° | 5.22 | 173.6° | 6.77 |
| 16 | 38.1° | 5.29 | 180° | 7.26 |
| 20 | 38.2° | 5.27 | 180° | 7.93 |
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