A MAJOR
GRE J-99Sail number GRE/GRE199
GPH
617.2
OSN
597.9
LOA
9.95 m
Displacement
4081 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6572
Medium
0.8927
High
1.019
Triple Offshore
Low
0.8493
Medium
1.0973
High
1.2319
Boat Specifications
Dimensions
- Length overall
- 9.95 m
- Beam
- 3.41 m
- Draft
- 2 m
- Displacement
- 4081 kg
- Crew weight
- 799 kg
- Wetted surface
- 24.48 m²
Sails
- Mainsail
- 34.64 m²
- Genoa
- 27.09 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 107.18 m²
Design
- Type
- J-99
- Builder
- J Composites
- Designer
- J Boats
- Year built
- 2018
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.17 | 5.45 | 5.72 | 6.01 | 5.87 | 5.72 | 5.1 | 4.31 |
| 8 | 6.18 | 6.42 | 6.71 | 6.94 | 6.94 | 6.82 | 6.34 | 5.46 |
| 10 | 6.77 | 6.94 | 7.17 | 7.4 | 7.48 | 7.42 | 7.11 | 6.42 |
| 12 | 7.1 | 7.24 | 7.38 | 7.74 | 7.91 | 7.9 | 7.61 | 7.05 |
| 14 | 7.29 | 7.46 | 7.65 | 7.95 | 8.28 | 8.37 | 8.09 | 7.4 |
| 16 | 7.39 | 7.59 | 7.87 | 8.11 | 8.66 | 8.85 | 8.6 | 7.72 |
| 20 | 7.5 | 7.74 | 8.14 | 8.48 | 9.42 | 9.89 | 10.16 | 8.42 |
| 24 | 7.54 | 7.8 | 8.28 | 8.82 | 10.23 | 11.8 | 13.16 | 11.41 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.4° | 3.39 | 143.5° | 3.73 |
| 8 | 41.4° | 4.16 | 147.3° | 4.73 |
| 10 | 39.4° | 4.75 | 148.4° | 5.56 |
| 12 | 37.2° | 5.13 | 149.9° | 6.1 |
| 14 | 36.5° | 5.32 | 150.3° | 6.41 |
| 16 | 36° | 5.41 | 174.6° | 6.91 |
| 20 | 36° | 5.49 | 175.7° | 7.63 |
| 24 | 36.5° | 5.47 | 140.5° | 9.88 |
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