CHESTRESS 3
ITA J 122Sail number ITA/ITA16221
GPH
578.7
OSN
561.7
LOA
12.19 m
Displacement
7398 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7034
Medium
0.9517
High
1.0793
Triple Offshore
Low
0.9071
Medium
1.1711
High
1.304
Boat Specifications
Dimensions
- Length overall
- 12.19 m
- Beam
- 3.64 m
- Draft
- 2.39 m
- Displacement
- 7398 kg
- Crew weight
- 700 kg
- Wetted surface
- 32.92 m²
Sails
- Mainsail
- 49.52 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
- Stability index
- 130.5
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.57 | 5.89 | 6.16 | 6.11 | 6.21 | 6.06 | 5.45 | 4.62 |
| 8 | 6.66 | 6.97 | 7.18 | 7.31 | 7.43 | 7.32 | 6.78 | 5.81 |
| 10 | 7.36 | 7.56 | 7.7 | 7.79 | 8.01 | 7.95 | 7.65 | 6.87 |
| 12 | 7.66 | 7.84 | 8.01 | 8.04 | 8.42 | 8.43 | 8.14 | 7.6 |
| 14 | 7.78 | 7.98 | 8.24 | 8.34 | 8.7 | 8.95 | 8.64 | 7.98 |
| 16 | 7.84 | 8.06 | 8.42 | 8.65 | 8.97 | 9.35 | 9.21 | 8.3 |
| 20 | 7.96 | 8.15 | 8.6 | 9.14 | 9.45 | 10 | 10.63 | 9.09 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43° | 3.64 | 143.9° | 4 |
| 8 | 41.4° | 4.45 | 146.9° | 5.03 |
| 10 | 40.6° | 5.07 | 148.7° | 5.95 |
| 12 | 38.8° | 5.41 | 150.7° | 6.59 |
| 14 | 37.8° | 5.56 | 151.6° | 6.92 |
| 16 | 37.6° | 5.64 | 172.7° | 7.37 |
| 20 | 36.9° | 5.82 | 176.6° | 8.15 |
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