MADNESS
ITA ProtoSail number ITA/ITA9413
GPH
722.7
OSN
701.5
LOA
7.276 m
Displacement
940 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.581
Medium
0.7697
High
0.8643
Triple Offshore
Low
0.7392
Medium
0.9292
High
1.0375
Boat Specifications
Dimensions
- Length overall
- 7.276 m
- Beam
- 2.48 m
- Draft
- 1.44 m
- Displacement
- 940 kg
- Crew weight
- 400 kg
- Wetted surface
- 9.97 m²
Sails
- Mainsail
- 15.87 m²
- Genoa
- 13.81 m²
- Spinnaker
- 30.2 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- Proto
- Builder
- Autocostruito
- Designer
- Starkel
- Year built
- 1981
- Stability index
- 100.4
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.8 | 4.99 | 5.09 | 4.99 | 4.91 | 4.74 | 4.25 | 3.58 |
| 8 | 5.49 | 5.62 | 5.69 | 5.71 | 5.71 | 5.58 | 5.15 | 4.54 |
| 10 | 5.83 | 5.95 | 6.05 | 6.15 | 6.18 | 6.07 | 5.79 | 5.33 |
| 12 | 5.99 | 6.14 | 6.32 | 6.43 | 6.62 | 6.49 | 6.2 | 5.86 |
| 14 | 6.07 | 6.25 | 6.52 | 6.65 | 7.02 | 6.95 | 6.61 | 6.24 |
| 16 | 6.12 | 6.32 | 6.64 | 6.9 | 7.41 | 7.49 | 7.07 | 6.63 |
| 20 | 6.16 | 6.39 | 6.8 | 7.28 | 8.16 | 9.16 | 8.64 | 7.57 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 41.7° | 3.22 | 147.3° | 3.1 |
| 8 | 39.6° | 3.83 | 152° | 3.94 |
| 10 | 37.3° | 4.21 | 157.7° | 4.66 |
| 12 | 36.4° | 4.36 | 170° | 5.3 |
| 14 | 36.4° | 4.4 | 177.2° | 5.78 |
| 16 | 36.4° | 4.42 | 179° | 6.15 |
| 20 | 37.6° | 4.39 | 178.4° | 6.88 |
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