BLACK JACK
GRE GP 42Sail number GRE/GRE4242
GPH
490.5
OSN
477.4
LOA
12.79 m
Displacement
4459 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.8269
Medium
1.0973
High
1.2862
Triple Offshore
Low
1.0702
Medium
1.3726
High
1.5925
Boat Specifications
Dimensions
- Length overall
- 12.79 m
- Beam
- 3.89 m
- Draft
- 3.02 m
- Displacement
- 4459 kg
- Crew weight
- 900 kg
- Wetted surface
- 31.57 m²
Sails
- Mainsail
- 60.27 m²
- Genoa
- 45.37 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 191.13 m²
Design
- Type
- GP 42
- Builder
- LATINI
- Designer
- FARR
- Year built
- 2006
- Stability index
- 140.9
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 6.76 | 7.14 | 7.41 | 7.6 | 7.4 | 7.01 | 6.22 | 5.2 |
| 8 | 7.93 | 8.2 | 8.37 | 8.61 | 8.53 | 8.34 | 7.86 | 6.65 |
| 10 | 8.43 | 8.74 | 9.08 | 9.25 | 9.5 | 9.34 | 8.85 | 7.84 |
| 12 | 8.69 | 9.07 | 9.63 | 9.79 | 10.42 | 10.24 | 9.9 | 8.77 |
| 14 | 8.87 | 9.3 | 9.97 | 10.48 | 11.15 | 11.36 | 11.14 | 9.69 |
| 16 | 9 | 9.47 | 10.24 | 10.99 | 11.78 | 12.38 | 12.45 | 10.84 |
| 20 | 9.16 | 9.67 | 10.62 | 11.71 | 12.95 | 13.98 | 14.47 | 13.78 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43° | 4.43 | 141.5° | 4.51 |
| 8 | 40.6° | 5.4 | 144.2° | 5.76 |
| 10 | 38.8° | 5.89 | 147.8° | 6.79 |
| 12 | 37.8° | 6.12 | 151.4° | 7.6 |
| 14 | 37.2° | 6.25 | 148.5° | 8.39 |
| 16 | 37.2° | 6.33 | 146° | 9.39 |
| 20 | 37.2° | 6.38 | 144.4° | 11.94 |
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