RAMBLER
USA J 99Sail number USA/USA99
GPH
602.9
OSN
590.9
LOA
9.95 m
Displacement
3965 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6935
Medium
0.8997
High
1.0014
Triple Offshore
Low
0.8986
Medium
1.1084
High
1.2202
Boat Specifications
Dimensions
- Length overall
- 9.95 m
- Beam
- 3.41 m
- Draft
- 2 m
- Displacement
- 3965 kg
- Crew weight
- 465 kg
- Wetted surface
- 22.69 m²
Sails
- Mainsail
- 35.91 m²
- Genoa
- 27.94 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 108.4 m²
Design
- Type
- J 99
- Builder
- J COMPOSITES
- Designer
- JOHNSTONE
- Year built
- 2019
- Stability index
- 120.6
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.77 | 6.16 | 6.49 | 6.52 | 6.17 | 5.87 | 5.26 | 4.46 |
| 8 | 6.57 | 6.85 | 7.09 | 7.17 | 7 | 6.92 | 6.48 | 5.61 |
| 10 | 6.92 | 7.11 | 7.38 | 7.55 | 7.5 | 7.48 | 7.21 | 6.55 |
| 12 | 7.09 | 7.28 | 7.56 | 7.83 | 7.9 | 7.94 | 7.72 | 7.15 |
| 14 | 7.19 | 7.39 | 7.73 | 8.04 | 8.28 | 8.38 | 8.22 | 7.52 |
| 16 | 7.26 | 7.47 | 7.82 | 8.21 | 8.65 | 8.81 | 8.78 | 7.87 |
| 20 | 7.31 | 7.55 | 7.98 | 8.49 | 9.31 | 9.87 | 10.6 | 8.65 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 44.8° | 3.71 | 143.9° | 3.86 |
| 8 | 41.2° | 4.41 | 147.8° | 4.86 |
| 10 | 38.8° | 4.83 | 149.2° | 5.67 |
| 12 | 38.1° | 5.06 | 150.5° | 6.2 |
| 14 | 37.6° | 5.15 | 150.2° | 6.51 |
| 16 | 37.6° | 5.2 | 174.8° | 7.01 |
| 20 | 38.1° | 5.21 | 175.7° | 7.75 |
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