CRESCENT IV
JPN J 121Sail number JPN/JPN6860
GPH
554.7
OSN
536.1
LOA
12.19 m
Displacement
6400 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7231
Medium
0.9974
High
1.1495
Triple Offshore
Low
0.9338
Medium
1.2256
High
1.3949
Boat Specifications
Dimensions
- Length overall
- 12.19 m
- Beam
- 3.75 m
- Draft
- 2.54 m
- Displacement
- 6400 kg
- Crew weight
- 845 kg
- Wetted surface
- 33.64 m²
Sails
- Mainsail
- 47.04 m²
- Genoa
- 40.88 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 153.06 m²
Design
- Type
- J 121
- Builder
- CCF COMPONENTS
- Designer
- JOHNSTONE
- Year built
- 2017
- Stability index
- 120.5
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.71 | 6.05 | 6.33 | 6.27 | 6.39 | 6.25 | 5.6 | 4.74 |
| 8 | 6.88 | 7.2 | 7.43 | 7.58 | 7.7 | 7.6 | 7.04 | 5.99 |
| 10 | 7.64 | 7.83 | 7.97 | 8.13 | 8.34 | 8.27 | 7.95 | 7.12 |
| 12 | 7.97 | 8.15 | 8.33 | 8.38 | 8.86 | 8.9 | 8.51 | 7.91 |
| 14 | 8.17 | 8.38 | 8.66 | 8.74 | 9.3 | 9.56 | 9.18 | 8.35 |
| 16 | 8.26 | 8.52 | 8.95 | 9.17 | 9.66 | 10.15 | 9.95 | 8.83 |
| 20 | 8.36 | 8.67 | 9.29 | 9.88 | 10.36 | 11.08 | 11.96 | 10.24 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43° | 3.73 | 143.3° | 4.11 |
| 8 | 41.4° | 4.59 | 146° | 5.19 |
| 10 | 40° | 5.3 | 148.4° | 6.17 |
| 12 | 37.6° | 5.75 | 151.4° | 6.87 |
| 14 | 36.4° | 5.96 | 150.5° | 7.23 |
| 16 | 35.8° | 6.07 | 147.1° | 7.65 |
| 20 | 35.1° | 6.21 | 143° | 8.87 |
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