JETTE
GER J 99 DKSail number GER/GER8599
GPH
618.3
OSN
599
LOA
9.95 m
Displacement
3877 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6633
Medium
0.8976
High
1.0243
Triple Offshore
Low
0.852
Medium
1.0938
High
1.2218
Boat Specifications
Dimensions
- Length overall
- 9.95 m
- Beam
- 3.41 m
- Draft
- 2.1 m
- Displacement
- 3877 kg
- Crew weight
- 480 kg
- Wetted surface
- 22.66 m²
Sails
- Mainsail
- 30.96 m²
- Genoa
- 26.3 m²
- Spinnaker
- 92.09 m²
- Asymmetric spinnaker
- 107.86 m²
Design
- Type
- J 99 DK
- Builder
- J. COMPOSITE
- Designer
- JOHSTONE
- Year built
- 2018
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.22 | 5.49 | 5.65 | 5.81 | 5.89 | 5.76 | 5.13 | 4.34 |
| 8 | 6.17 | 6.4 | 6.56 | 6.77 | 6.92 | 6.84 | 6.4 | 5.48 |
| 10 | 6.74 | 6.9 | 7.05 | 7.26 | 7.43 | 7.42 | 7.16 | 6.46 |
| 12 | 7.02 | 7.18 | 7.33 | 7.58 | 7.8 | 7.87 | 7.67 | 7.16 |
| 14 | 7.16 | 7.35 | 7.56 | 7.8 | 8.08 | 8.29 | 8.15 | 7.61 |
| 16 | 7.23 | 7.43 | 7.74 | 7.95 | 8.39 | 8.7 | 8.68 | 8.06 |
| 20 | 7.31 | 7.53 | 7.93 | 8.3 | 9.1 | 9.38 | 10.24 | 9.12 |
| 24 | 7.31 | 7.54 | 8.02 | 8.57 | 9.77 | 10.86 | 12.63 | 11.71 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43° | 3.44 | 143.9° | 3.76 |
| 8 | 40.8° | 4.2 | 147° | 4.74 |
| 10 | 39° | 4.74 | 149.3° | 5.6 |
| 12 | 37.6° | 5.03 | 156.7° | 6.31 |
| 14 | 37.3° | 5.15 | 169.8° | 6.86 |
| 16 | 37.1° | 5.22 | 176.2° | 7.32 |
| 20 | 37.5° | 5.26 | 176.2° | 8.15 |
| 24 | 38.5° | 5.2 | 143.5° | 10.15 |
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