AJOUNA
SUI J-27Sail number SUI/SUI202
GPH
673.5
OSN
655
LOA
8.428 m
Displacement
1794 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6173
Medium
0.8207
High
0.9273
Triple Offshore
Low
0.7937
Medium
0.9985
High
1.1066
Boat Specifications
Dimensions
- Length overall
- 8.428 m
- Beam
- 2.6 m
- Draft
- 1.52 m
- Displacement
- 1794 kg
- Crew weight
- 320 kg
- Wetted surface
- 15.13 m²
Sails
- Mainsail
- 23.11 m²
- Genoa
- 22.2 m²
- Spinnaker
- 45.16 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- J-27
- Builder
- DP YACHTING
- Designer
- R.JOHNSTONE
- Year built
- 1991
Velocity Prediction
Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into WX Navigator or compatible navigation software.
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.19 | 5.43 | 5.58 | 5.47 | 5.27 | 5.09 | 4.56 | 3.75 |
| 8 | 5.99 | 6.14 | 6.24 | 6.21 | 6.21 | 6.08 | 5.58 | 4.81 |
| 10 | 6.31 | 6.45 | 6.58 | 6.61 | 6.72 | 6.64 | 6.32 | 5.71 |
| 12 | 6.42 | 6.58 | 6.81 | 6.92 | 7.11 | 7.09 | 6.78 | 6.36 |
| 14 | 6.49 | 6.66 | 6.94 | 7.17 | 7.43 | 7.52 | 7.24 | 6.79 |
| 16 | 6.54 | 6.73 | 7.05 | 7.36 | 7.68 | 7.97 | 7.73 | 7.22 |
| 20 | 6.58 | 6.8 | 7.2 | 7.63 | 8.14 | 8.78 | 9.18 | 8.22 |
| 24 | 6.55 | 6.8 | 7.26 | 7.81 | 8.46 | 9.65 | 11.91 | 10.56 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.5° | 3.44 | 144.4° | 3.25 |
| 8 | 40.2° | 4.14 | 149.6° | 4.16 |
| 10 | 37.9° | 4.5 | 152.3° | 4.95 |
| 12 | 37.2° | 4.62 | 161° | 5.66 |
| 14 | 37.4° | 4.68 | 176.3° | 6.23 |
| 16 | 37.4° | 4.72 | 178.1° | 6.64 |
| 20 | 37.9° | 4.72 | 178.1° | 7.43 |
| 24 | 40.1° | 4.57 | 142.2° | 9.15 |
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