VERTIGO
ESP J 80Sail number ESP/ESP1378_C
GPH
660.7
OSN
640.9
LOA
8.032 m
Displacement
1425 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6306
Medium
0.8324
High
0.9548
Triple Offshore
Low
0.8046
Medium
1.0173
High
1.1545
Boat Specifications
Dimensions
- Length overall
- 8.032 m
- Beam
- 2.49 m
- Draft
- 1.5 m
- Displacement
- 1425 kg
- Crew weight
- 420 kg
- Wetted surface
- 13.74 m²
Sails
- Mainsail
- 21.33 m²
- Genoa
- 13.06 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 65.56 m²
Design
- Type
- J 80
- Builder
- J.COMPOSITE
- Designer
- JOHNSTONE
- Year built
- 1997
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 | 4.9 | 5.14 | 5.27 | 5.48 | 5.59 | 5.45 | 4.92 | 4.2 |
| 8 | 5.78 | 5.96 | 6.06 | 6.29 | 6.46 | 6.38 | 6.01 | 5.27 |
| 10 | 6.24 | 6.37 | 6.49 | 6.6 | 6.97 | 6.97 | 6.67 | 6.07 |
| 12 | 6.46 | 6.62 | 6.81 | 6.85 | 7.36 | 7.52 | 7.26 | 6.62 |
| 14 | 6.57 | 6.78 | 7.07 | 7.19 | 7.67 | 8.05 | 7.9 | 7.04 |
| 16 | 6.64 | 6.86 | 7.24 | 7.51 | 7.98 | 8.52 | 8.72 | 7.56 |
| 20 | 6.72 | 6.97 | 7.45 | 8.01 | 8.61 | 9.53 | 11.4 | 10 |
| 24 | 6.69 | 6.98 | 7.55 | 8.29 | 9.28 | 10.8 | 13.28 | 13.38 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.9° | 3.23 | 144.6° | 3.63 |
| 8 | 40.8° | 3.94 | 148.2° | 4.57 |
| 10 | 38.4° | 4.44 | 149.4° | 5.26 |
| 12 | 36.9° | 4.69 | 149.6° | 5.73 |
| 14 | 36.4° | 4.77 | 147.2° | 6.1 |
| 16 | 36.3° | 4.82 | 144.3° | 6.55 |
| 20 | 36.6° | 4.85 | 140.8° | 8.66 |
| 24 | 38.4° | 4.72 | 145.8° | 11.59 |
Loading polar chart…