SLEEPER
USA J 105 ModSail number USA/USA326
GPH
607.9
OSN
589.2
LOA
10.57 m
Displacement
3865 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6747
Medium
0.9068
High
1.0291
Triple Offshore
Low
0.867
Medium
1.1124
High
1.2465
Boat Specifications
Dimensions
- Length overall
- 10.57 m
- Beam
- 3.34 m
- Draft
- 2 m
- Displacement
- 3865 kg
- Crew weight
- 340 kg
- Wetted surface
- 23.92 m²
Sails
- Mainsail
- 35.08 m²
- Genoa
- 24.96 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 119.94 m²
Design
- Type
- J 105 Mod
- Builder
- TILLOTSON-PEARSON
- Designer
- JOHNSTONE
- Year built
- 1991
- Stability index
- 116.2
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.29 | 5.57 | 5.75 | 5.85 | 6.01 | 5.89 | 5.23 | 4.42 |
| 8 | 6.31 | 6.54 | 6.7 | 6.85 | 7.08 | 7.03 | 6.57 | 5.6 |
| 10 | 6.88 | 7.06 | 7.2 | 7.23 | 7.62 | 7.64 | 7.38 | 6.62 |
| 12 | 7.13 | 7.32 | 7.52 | 7.56 | 8 | 8.16 | 7.97 | 7.34 |
| 14 | 7.25 | 7.47 | 7.77 | 7.9 | 8.29 | 8.64 | 8.58 | 7.8 |
| 16 | 7.33 | 7.56 | 7.94 | 8.19 | 8.57 | 9.02 | 9.28 | 8.29 |
| 20 | 7.41 | 7.66 | 8.14 | 8.61 | 9.1 | 9.79 | 11.14 | 9.78 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.9° | 3.48 | 143.3° | 3.83 |
| 8 | 40.6° | 4.28 | 146.9° | 4.85 |
| 10 | 39° | 4.81 | 148.2° | 5.73 |
| 12 | 37.6° | 5.06 | 150.5° | 6.36 |
| 14 | 37.2° | 5.19 | 148.5° | 6.76 |
| 16 | 37° | 5.25 | 146.4° | 7.18 |
| 20 | 37.6° | 5.29 | 142.6° | 8.47 |
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