SICA
ITA Sun Light 31Sail number ITA/ITA12867
GPH
690.7
OSN
671.8
LOA
9.2 m
Displacement
3731 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6045
Medium
0.8002
High
0.8972
Triple Offshore
Low
0.7718
Medium
0.9764
High
1.0684
Boat Specifications
Dimensions
- Length overall
- 9.2 m
- Beam
- 3.2 m
- Draft
- 1.76 m
- Displacement
- 3731 kg
- Crew weight
- 380 kg
- Wetted surface
- 19.66 m²
Sails
- Mainsail
- 20.9 m²
- Genoa
- 34.89 m²
- Spinnaker
- 61.28 m²
- Asymmetric spinnaker
- 67.18 m²
Design
- Type
- Sun Light 31
- Builder
- Jeanneau
- Designer
- Andrieu
- Year built
- 1986
Velocity Prediction
Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into WX Navigator or compatible navigation software.
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.92 | 5.15 | 5.28 | 5.17 | 5.12 | 4.96 | 4.5 | 3.83 |
| 8 | 5.73 | 5.92 | 6.04 | 6 | 6.1 | 5.98 | 5.54 | 4.84 |
| 10 | 6.17 | 6.32 | 6.44 | 6.46 | 6.62 | 6.56 | 6.28 | 5.69 |
| 12 | 6.37 | 6.52 | 6.68 | 6.74 | 6.95 | 6.93 | 6.71 | 6.31 |
| 14 | 6.44 | 6.61 | 6.84 | 6.94 | 7.21 | 7.25 | 7.06 | 6.7 |
| 16 | 6.46 | 6.64 | 6.93 | 7.11 | 7.43 | 7.54 | 7.38 | 7.02 |
| 20 | 6.47 | 6.69 | 7.03 | 7.34 | 7.8 | 8.05 | 8.06 | 7.64 |
| 24 | 6.39 | 6.65 | 7.07 | 7.46 | 8.08 | 8.51 | 8.89 | 8.35 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.9° | 3.26 | 144.4° | 3.32 |
| 8 | 40.8° | 3.91 | 148.2° | 4.19 |
| 10 | 39.7° | 4.3 | 152.3° | 4.94 |
| 12 | 39.1° | 4.47 | 159.7° | 5.58 |
| 14 | 38.8° | 4.53 | 172.7° | 6.13 |
| 16 | 39° | 4.54 | 178.1° | 6.55 |
| 20 | 39.5° | 4.5 | 178.6° | 7.16 |
| 24 | 41.2° | 4.34 | 178.3° | 7.74 |
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