CHESTRESS
ITA J-109Sail number ITA/ITA14339
GPH
613.5
OSN
597.1
LOA
10.757 m
Displacement
5157 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.673
Medium
0.8949
High
1.0009
Triple Offshore
Low
0.8653
Medium
1.1006
High
1.2115
Boat Specifications
Dimensions
- Length overall
- 10.757 m
- Beam
- 3.52 m
- Draft
- 2.14 m
- Displacement
- 5157 kg
- Crew weight
- 530 kg
- Wetted surface
- 26.08 m²
Sails
- Mainsail
- 37.33 m²
- Genoa
- 39.72 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 115.17 m²
Design
- Type
- J-109
- Builder
- J-Composite
- Designer
- Johnstone
- Year built
- 2001
- Stability index
- 117.2
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.36 | 5.66 | 5.9 | 5.83 | 5.87 | 5.74 | 5.16 | 4.39 |
| 8 | 6.38 | 6.64 | 6.81 | 6.86 | 7 | 6.9 | 6.42 | 5.51 |
| 10 | 6.94 | 7.12 | 7.25 | 7.28 | 7.51 | 7.47 | 7.21 | 6.51 |
| 12 | 7.15 | 7.33 | 7.51 | 7.57 | 7.89 | 7.93 | 7.67 | 7.15 |
| 14 | 7.24 | 7.43 | 7.71 | 7.86 | 8.15 | 8.39 | 8.16 | 7.49 |
| 16 | 7.28 | 7.48 | 7.83 | 8.12 | 8.39 | 8.74 | 8.69 | 7.8 |
| 20 | 7.33 | 7.53 | 7.95 | 8.46 | 8.8 | 9.3 | 9.97 | 8.54 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43° | 3.52 | 144.8° | 3.8 |
| 8 | 41.7° | 4.26 | 147.8° | 4.78 |
| 10 | 40.5° | 4.8 | 148.4° | 5.64 |
| 12 | 39° | 5.04 | 150.5° | 6.2 |
| 14 | 38.4° | 5.14 | 152° | 6.5 |
| 16 | 38.7° | 5.19 | 173.6° | 7 |
| 20 | 38.4° | 5.25 | 175.7° | 7.7 |
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