GEMINI
ITA ProtoSail number ITA/ITA9980
GPH
583
OSN
565.8
LOA
13.75 m
Displacement
11007 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7089
Medium
0.9513
High
1.0942
Triple Offshore
Low
0.908
Medium
1.1586
High
1.2829
Boat Specifications
Dimensions
- Length overall
- 13.75 m
- Beam
- 4.11 m
- Draft
- 2.61 m
- Displacement
- 11007 kg
- Crew weight
- 860 kg
- Wetted surface
- 38.43 m²
Sails
- Mainsail
- 46.76 m²
- Genoa
- 72.81 m²
- Spinnaker
- 145.93 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- Proto
- Builder
- De Cesari
- Designer
- A. Vallicelli & C.
- Year built
- 1983
- Stability index
- 129.6
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.96 | 6.23 | 6.38 | 6.23 | 5.83 | 5.68 | 5.12 | 4.31 |
| 8 | 6.92 | 7.13 | 7.24 | 7.17 | 7.04 | 6.9 | 6.36 | 5.5 |
| 10 | 7.42 | 7.57 | 7.69 | 7.68 | 7.72 | 7.65 | 7.28 | 6.52 |
| 12 | 7.65 | 7.81 | 7.95 | 7.98 | 8.09 | 8.07 | 7.84 | 7.32 |
| 14 | 7.77 | 7.94 | 8.12 | 8.2 | 8.36 | 8.39 | 8.22 | 7.83 |
| 16 | 7.84 | 8.02 | 8.25 | 8.38 | 8.58 | 8.68 | 8.55 | 8.19 |
| 20 | 7.93 | 8.11 | 8.4 | 8.67 | 8.88 | 9.21 | 9.24 | 8.85 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42° | 3.97 | 143.9° | 3.74 |
| 8 | 40° | 4.75 | 148.4° | 4.76 |
| 10 | 38.4° | 5.24 | 151.4° | 5.65 |
| 12 | 37.6° | 5.49 | 155.9° | 6.41 |
| 14 | 36.9° | 5.63 | 164° | 7.03 |
| 16 | 36.4° | 5.72 | 175.4° | 7.57 |
| 20 | 35.8° | 5.82 | 179° | 8.29 |
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