OMBRA
ITA Sun Fast 31Sail number ITA/ITA13438
GPH
694
OSN
673.6
LOA
9.201 m
Displacement
3101 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5946
Medium
0.7992
High
0.8995
Triple Offshore
Low
0.763
Medium
0.974
High
1.0716
Boat Specifications
Dimensions
- Length overall
- 9.201 m
- Beam
- 3.17 m
- Draft
- 1.68 m
- Displacement
- 3101 kg
- Crew weight
- 380 kg
- Wetted surface
- 18.42 m²
Sails
- Mainsail
- 27.06 m²
- Genoa
- 23.51 m²
- Spinnaker
- 56.84 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- Sun Fast 31
- Builder
- Jeannau
- Designer
- Andrieu
- Year built
- 1991
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.83 | 5.08 | 5.24 | 5.14 | 5.15 | 4.98 | 4.48 | 3.78 |
| 8 | 5.65 | 5.86 | 6 | 6.02 | 6.11 | 5.97 | 5.51 | 4.82 |
| 10 | 6.12 | 6.28 | 6.41 | 6.49 | 6.61 | 6.53 | 6.24 | 5.69 |
| 12 | 6.34 | 6.5 | 6.66 | 6.74 | 6.95 | 6.91 | 6.67 | 6.31 |
| 14 | 6.43 | 6.62 | 6.84 | 6.94 | 7.25 | 7.25 | 7.03 | 6.7 |
| 16 | 6.47 | 6.67 | 6.97 | 7.15 | 7.48 | 7.57 | 7.38 | 7.03 |
| 20 | 6.48 | 6.71 | 7.09 | 7.43 | 7.78 | 8.17 | 8.17 | 7.72 |
| 24 | 6.42 | 6.68 | 7.13 | 7.58 | 8.04 | 8.57 | 9.38 | 8.65 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.4° | 3.17 | 145.6° | 3.27 |
| 8 | 41.2° | 3.83 | 150.3° | 4.18 |
| 10 | 39.6° | 4.26 | 153.7° | 4.95 |
| 12 | 38.8° | 4.46 | 162.1° | 5.62 |
| 14 | 39.2° | 4.53 | 175.4° | 6.17 |
| 16 | 39.4° | 4.55 | 178.6° | 6.58 |
| 20 | 40.5° | 4.5 | 179° | 7.22 |
| 24 | 43.1° | 4.31 | 178.1° | 7.88 |
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