CHESTRESS 3
ITA J 122Sail number ITA/ITA16221
GPH
572.9
OSN
555.5
LOA
12.19 m
Displacement
7398 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7188
Medium
0.9636
High
1.0885
Triple Offshore
Low
0.9216
Medium
1.1806
High
1.3096
Boat Specifications
Dimensions
- Length overall
- 12.19 m
- Beam
- 3.64 m
- Draft
- 2.39 m
- Displacement
- 7398 kg
- Crew weight
- 680 kg
- Wetted surface
- 33.05 m²
Sails
- Mainsail
- 49.52 m²
- Genoa
- 42.88 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 144.58 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 | 5.77 | 6.06 | 6.25 | 6.11 | 6.22 | 6.07 | 5.44 | 4.6 |
| 8 | 6.84 | 7.07 | 7.21 | 7.26 | 7.41 | 7.3 | 6.76 | 5.81 |
| 10 | 7.43 | 7.61 | 7.73 | 7.78 | 8.02 | 7.96 | 7.63 | 6.85 |
| 12 | 7.71 | 7.88 | 8.04 | 8.06 | 8.42 | 8.44 | 8.17 | 7.58 |
| 14 | 7.84 | 8.04 | 8.28 | 8.36 | 8.71 | 8.88 | 8.66 | 7.99 |
| 16 | 7.92 | 8.13 | 8.44 | 8.62 | 8.95 | 9.3 | 9.16 | 8.33 |
| 20 | 8.03 | 8.26 | 8.65 | 9.03 | 9.38 | 9.93 | 10.43 | 9.06 |
| 24 | 8.06 | 8.31 | 8.77 | 9.31 | 9.8 | 10.57 | 12.47 | 10.8 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.7° | 3.81 | 143.2° | 3.98 |
| 8 | 40.6° | 4.65 | 146.7° | 5.03 |
| 10 | 38.9° | 5.22 | 148.7° | 5.93 |
| 12 | 37.5° | 5.52 | 150.3° | 6.56 |
| 14 | 36.7° | 5.66 | 150.6° | 6.92 |
| 16 | 36.6° | 5.76 | 172.1° | 7.35 |
| 20 | 36.3° | 5.86 | 175.7° | 8.17 |
| 24 | 37° | 5.85 | 139.9° | 9.36 |
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