GERDA M
GER J-80 ODSail number GER/J80617
GPH
665.5
OSN
647.7
LOA
8.032 m
Displacement
1437 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6362
Medium
0.8234
High
0.9294
Triple Offshore
Low
0.8089
Medium
1.0064
High
1.1247
Boat Specifications
Dimensions
- Length overall
- 8.032 m
- Beam
- 2.49 m
- Draft
- 1.5 m
- Displacement
- 1437 kg
- Crew weight
- 350 kg
- Wetted surface
- 13.37 m²
Sails
- Mainsail
- 21.42 m²
- Genoa
- 13.97 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 58.76 m²
Design
- Type
- J-80 OD
- Builder
- J-COMPOSITES
- Designer
- JOHNSTONE
- Year built
- 1995
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.97 | 5.21 | 5.35 | 5.44 | 5.55 | 5.42 | 4.94 | 4.21 |
| 8 | 5.81 | 5.98 | 6.1 | 6.23 | 6.4 | 6.34 | 5.99 | 5.29 |
| 10 | 6.21 | 6.36 | 6.49 | 6.51 | 6.88 | 6.91 | 6.63 | 6.08 |
| 12 | 6.36 | 6.54 | 6.76 | 6.85 | 7.22 | 7.4 | 7.2 | 6.58 |
| 14 | 6.44 | 6.63 | 6.94 | 7.15 | 7.49 | 7.87 | 7.82 | 6.98 |
| 16 | 6.49 | 6.7 | 7.06 | 7.39 | 7.77 | 8.27 | 8.57 | 7.49 |
| 20 | 6.54 | 6.77 | 7.22 | 7.73 | 8.32 | 9.16 | 10.99 | 9.71 |
| 24 | 6.47 | 6.75 | 7.28 | 7.94 | 8.88 | 10.24 | 12.73 | 13.04 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.9° | 3.28 | 144.7° | 3.65 |
| 8 | 40.5° | 3.98 | 148.6° | 4.58 |
| 10 | 38.3° | 4.41 | 150.3° | 5.27 |
| 12 | 37.8° | 4.56 | 149.8° | 5.7 |
| 14 | 37.5° | 4.62 | 173.7° | 6.07 |
| 16 | 37.5° | 4.66 | 144.6° | 6.49 |
| 20 | 38.1° | 4.66 | 140.8° | 8.41 |
| 24 | 40.7° | 4.47 | 145.8° | 11.29 |
Loading polar chart…