MENTAQUILIBRIUM
NED J-80Sail number NED/BEL883
GPH
668.1
OSN
650.8
LOA
7.997 m
Displacement
1555 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7002
Medium
0.9224
High
1.0411
Triple Offshore
Low
0.8981
Medium
1.1313
High
1.2694
Boat Specifications
Dimensions
- Length overall
- 7.997 m
- Beam
- 2.49 m
- Draft
- 1.5 m
- Displacement
- 1555 kg
- Crew weight
- 418 kg
- Wetted surface
- 13.99 m²
Sails
- Mainsail
- 21.07 m²
- Genoa
- 14.68 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 52.97 m²
Design
- Type
- J-80
- Builder
- T.P.Y.
- Designer
- R.Johnstone
- Year built
- 1993
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.87 | 5.15 | 5.37 | 5.47 | 5.54 | 5.4 | 4.9 | 4.17 |
| 8 | 5.76 | 5.98 | 6.13 | 6.29 | 6.39 | 6.3 | 5.97 | 5.22 |
| 10 | 6.2 | 6.34 | 6.48 | 6.66 | 6.9 | 6.82 | 6.52 | 6.04 |
| 12 | 6.39 | 6.57 | 6.78 | 6.88 | 7.42 | 7.42 | 7.04 | 6.44 |
| 14 | 6.47 | 6.69 | 7.06 | 7.21 | 7.79 | 8.06 | 7.64 | 6.8 |
| 16 | 6.51 | 6.75 | 7.22 | 7.57 | 8.08 | 8.62 | 8.37 | 7.24 |
| 20 | 6.63 | 6.89 | 7.35 | 8.02 | 8.66 | 9.39 | 10.37 | 8.8 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.5° | 3.18 | 145° | 3.61 |
| 8 | 41° | 3.86 | 148.2° | 4.52 |
| 10 | 39° | 4.38 | 150.3° | 5.23 |
| 12 | 37.6° | 4.6 | 151.5° | 5.6 |
| 14 | 37.2° | 4.67 | 176.3° | 6.07 |
| 16 | 37.2° | 4.7 | 177.7° | 6.46 |
| 20 | 37.2° | 4.77 | 139° | 7.62 |
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