MENTAQUILIBRIUM
NED J-80Sail number NED/BEL883
GPH
675.7
OSN
654.7
LOA
8.032 m
Displacement
1729 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6157
Medium
0.8164
High
0.926
Triple Offshore
Low
0.7846
Medium
0.9968
High
1.1216
Boat Specifications
Dimensions
- Length overall
- 8.032 m
- Beam
- 2.49 m
- Draft
- 1.53 m
- Displacement
- 1729 kg
- Crew weight
- 419 kg
- Wetted surface
- 14.35 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 | 4.8 | 5.04 | 5.18 | 5.28 | 5.36 | 5.23 | 4.77 | 4.08 |
| 8 | 5.66 | 5.86 | 5.97 | 6.17 | 6.27 | 6.17 | 5.82 | 5.14 |
| 10 | 6.14 | 6.28 | 6.39 | 6.6 | 6.78 | 6.72 | 6.45 | 5.93 |
| 12 | 6.4 | 6.54 | 6.69 | 6.85 | 7.21 | 7.22 | 6.93 | 6.4 |
| 14 | 6.54 | 6.71 | 6.93 | 7.03 | 7.6 | 7.7 | 7.44 | 6.73 |
| 16 | 6.62 | 6.82 | 7.13 | 7.29 | 7.91 | 8.26 | 8 | 7.08 |
| 20 | 6.72 | 6.95 | 7.36 | 7.76 | 8.53 | 9.49 | 10.09 | 8.29 |
| 24 | 6.74 | 7 | 7.5 | 8.12 | 9.26 | 10.82 | 13.29 | 11.84 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.8° | 3.17 | 145° | 3.54 |
| 8 | 40.7° | 3.85 | 148.5° | 4.45 |
| 10 | 38.7° | 4.35 | 149.8° | 5.14 |
| 12 | 36.9° | 4.65 | 150.2° | 5.54 |
| 14 | 36.3° | 4.77 | 173.4° | 5.93 |
| 16 | 36° | 4.84 | 176.2° | 6.35 |
| 20 | 36.1° | 4.89 | 137.2° | 7.18 |
| 24 | 37.1° | 4.85 | 141.9° | 10.25 |
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