SPYHOP
USA J 109Sail number USA/USA171
GPH
599
OSN
581.9
LOA
10.757 m
Displacement
4827 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6969
Medium
0.9209
High
1.0299
Triple Offshore
Low
0.8906
Medium
1.1243
High
1.2396
Boat Specifications
Dimensions
- Length overall
- 10.757 m
- Beam
- 3.52 m
- Draft
- 2.13 m
- Displacement
- 4827 kg
- Crew weight
- 613 kg
- Wetted surface
- 25.81 m²
Sails
- Mainsail
- 37.91 m²
- Genoa
- 40.84 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 121 m²
Design
- Type
- J 109
- Builder
- TPI
- Designer
- JOHNSTONE
- Year built
- 2004
Velocity Prediction
Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into WX Navigator or compatible navigation software.
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.65 | 5.92 | 6.08 | 5.94 | 5.97 | 5.83 | 5.22 | 4.42 |
| 8 | 6.6 | 6.79 | 6.9 | 6.88 | 7.05 | 6.95 | 6.48 | 5.58 |
| 10 | 7.08 | 7.23 | 7.33 | 7.34 | 7.58 | 7.55 | 7.26 | 6.55 |
| 12 | 7.3 | 7.46 | 7.62 | 7.65 | 7.97 | 8.01 | 7.76 | 7.2 |
| 14 | 7.4 | 7.58 | 7.83 | 7.93 | 8.26 | 8.44 | 8.25 | 7.57 |
| 16 | 7.46 | 7.65 | 7.96 | 8.18 | 8.5 | 8.86 | 8.75 | 7.89 |
| 20 | 7.53 | 7.75 | 8.14 | 8.53 | 8.94 | 9.52 | 10.13 | 8.61 |
| 24 | 7.53 | 7.78 | 8.25 | 8.77 | 9.36 | 10.24 | 12.49 | 11.04 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.5° | 3.74 | 143.8° | 3.83 |
| 8 | 40.5° | 4.52 | 147.6° | 4.83 |
| 10 | 38.2° | 5.04 | 148.5° | 5.68 |
| 12 | 37.3° | 5.26 | 150.2° | 6.24 |
| 14 | 36.7° | 5.38 | 150.2° | 6.55 |
| 16 | 36.5° | 5.44 | 173.9° | 7.03 |
| 20 | 36.5° | 5.49 | 175.7° | 7.76 |
| 24 | 37.4° | 5.43 | 140.6° | 9.56 |
Loading polar chart…