KNAB HORN 2.0
GER J-39 MOD.Sail number GER/GER6950
GPH
586.4
OSN
570.5
LOA
12.012 m
Displacement
6460 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7201
Medium
0.9408
High
1.0491
Triple Offshore
Low
0.9177
Medium
1.1449
High
1.253
Boat Specifications
Dimensions
- Length overall
- 12.012 m
- Beam
- 3.77 m
- Draft
- 2.2 m
- Displacement
- 6460 kg
- Crew weight
- 650 kg
- Wetted surface
- 29.12 m²
Sails
- Mainsail
- 46.62 m²
- Genoa
- 41.16 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 140.57 m²
Design
- Type
- J-39 MOD.
- Builder
- J-BOATS
- Designer
- JOHNSTONE
- Year built
- 1991
- Stability index
- 114.8
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.78 | 6.05 | 6.22 | 6.1 | 6.17 | 6.04 | 5.45 | 4.63 |
| 8 | 6.72 | 6.92 | 7.05 | 7.05 | 7.22 | 7.15 | 6.71 | 5.81 |
| 10 | 7.18 | 7.34 | 7.47 | 7.47 | 7.72 | 7.72 | 7.46 | 6.79 |
| 12 | 7.38 | 7.55 | 7.72 | 7.78 | 8.04 | 8.12 | 7.95 | 7.42 |
| 14 | 7.48 | 7.66 | 7.89 | 8.02 | 8.28 | 8.48 | 8.4 | 7.78 |
| 16 | 7.55 | 7.74 | 8.01 | 8.22 | 8.48 | 8.8 | 8.86 | 8.1 |
| 20 | 7.62 | 7.82 | 8.17 | 8.52 | 8.86 | 9.34 | 9.97 | 8.77 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.3° | 3.83 | 143.9° | 4.01 |
| 8 | 40.2° | 4.62 | 147.8° | 5.04 |
| 10 | 38.2° | 5.1 | 149.6° | 5.88 |
| 12 | 37° | 5.32 | 150.7° | 6.43 |
| 14 | 36.4° | 5.43 | 151.1° | 6.74 |
| 16 | 36.4° | 5.5 | 173.6° | 7.22 |
| 20 | 36.4° | 5.56 | 176.6° | 7.96 |
Loading polar chart…