JUNIOR
GRE J-80Sail number GRE/GRE2380
GPH
664.1
OSN
647.1
LOA
8.032 m
Displacement
1544 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.703
Medium
0.9266
High
1.0531
Triple Offshore
Low
0.9037
Medium
1.1374
High
1.2827
Boat Specifications
Dimensions
- Length overall
- 8.032 m
- Beam
- 2.49 m
- Draft
- 1.51 m
- Displacement
- 1544 kg
- Crew weight
- 417 kg
- Wetted surface
- 13.92 m²
Sails
- Mainsail
- 21.64 m²
- Genoa
- 14.53 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 64.63 m²
Design
- Type
- J-80
- Builder
- J. COMPOSITE
- Designer
- R. JOHNSTONE
- Year built
- 1997
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.89 | 5.17 | 5.39 | 5.54 | 5.66 | 5.51 | 4.94 | 4.2 |
| 8 | 5.77 | 5.99 | 6.15 | 6.33 | 6.46 | 6.39 | 6.04 | 5.26 |
| 10 | 6.21 | 6.35 | 6.49 | 6.63 | 6.98 | 6.94 | 6.62 | 6.07 |
| 12 | 6.41 | 6.58 | 6.8 | 6.88 | 7.42 | 7.55 | 7.18 | 6.54 |
| 14 | 6.49 | 6.72 | 7.09 | 7.26 | 7.74 | 8.14 | 7.83 | 6.92 |
| 16 | 6.54 | 6.79 | 7.28 | 7.64 | 8.04 | 8.59 | 8.62 | 7.41 |
| 20 | 6.65 | 6.91 | 7.43 | 8.14 | 8.73 | 9.41 | 10.88 | 9.34 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.5° | 3.19 | 145° | 3.64 |
| 8 | 41.6° | 3.86 | 147.9° | 4.55 |
| 10 | 39.1° | 4.38 | 149.8° | 5.26 |
| 12 | 37.6° | 4.6 | 151.2° | 5.67 |
| 14 | 37.3° | 4.68 | 176.3° | 6.13 |
| 16 | 37.1° | 4.71 | 177.5° | 6.52 |
| 20 | 37.2° | 4.78 | 139.3° | 8.09 |
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