CHESTRESS 3
ITA J 122Sail number ITA/ITA16221
GPH
577.9
OSN
562.9
LOA
12.19 m
Displacement
7398 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7013
Medium
0.9466
High
1.0763
Triple Offshore
Low
0.911
Medium
1.1709
High
1.3041
Boat Specifications
Dimensions
- Length overall
- 12.19 m
- Beam
- 3.64 m
- Draft
- 2.39 m
- Displacement
- 7398 kg
- Crew weight
- 710 kg
- Wetted surface
- 33.2 m²
Sails
- Mainsail
- 49.73 m²
- Genoa
- 42.88 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 144.67 m²
Design
- Type
- J 122
- Builder
- J Boats
- Designer
- Johnstone
- Year built
- 2006
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.6 | 5.92 | 6.25 | 6.51 | 6.3 | 6.07 | 5.42 | 4.58 |
| 8 | 6.68 | 6.98 | 7.33 | 7.53 | 7.43 | 7.31 | 6.73 | 5.73 |
| 10 | 7.36 | 7.56 | 7.79 | 8 | 8 | 7.92 | 7.6 | 6.78 |
| 12 | 7.66 | 7.84 | 8.01 | 8.32 | 8.4 | 8.39 | 8.08 | 7.53 |
| 14 | 7.77 | 7.98 | 8.24 | 8.56 | 8.81 | 8.89 | 8.55 | 7.9 |
| 16 | 7.83 | 8.05 | 8.42 | 8.75 | 9.25 | 9.31 | 9.09 | 8.23 |
| 20 | 7.93 | 8.13 | 8.58 | 9.12 | 9.97 | 10.17 | 10.39 | 9.07 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.8° | 3.67 | 143.5° | 3.96 |
| 8 | 41.2° | 4.46 | 147° | 4.96 |
| 10 | 40.5° | 5.07 | 148° | 5.87 |
| 12 | 38.8° | 5.41 | 150.5° | 6.52 |
| 14 | 37.9° | 5.55 | 152° | 6.87 |
| 16 | 37.5° | 5.62 | 176° | 7.39 |
| 20 | 37.1° | 5.78 | 178° | 8.16 |
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