DIGGER
USA J-44 NEW RUDDERSail number USA/USA84949
GPH
563.3
OSN
548.1
LOA
13.717 m
Displacement
10910 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7191
Medium
0.9736
High
1.1129
Triple Offshore
Low
0.9317
Medium
1.2026
High
1.3394
Boat Specifications
Dimensions
- Length overall
- 13.717 m
- Beam
- 4.21 m
- Draft
- 2.46 m
- Displacement
- 10910 kg
- Crew weight
- 1067 kg
- Wetted surface
- 41.81 m²
Sails
- Mainsail
- 58.89 m²
- Genoa
- 73.15 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 171.68 m²
Design
- Type
- J-44 NEW RUDDER
- Builder
- TILLOTSON-PEARSON
- Designer
- JOHNSTONE
- Year built
- 1989
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.93 | 6.28 | 6.57 | 6.51 | 6.17 | 6.02 | 5.37 | 4.53 |
| 8 | 7.06 | 7.36 | 7.57 | 7.54 | 7.48 | 7.33 | 6.68 | 5.69 |
| 10 | 7.72 | 7.91 | 8.05 | 8.06 | 8.15 | 8.06 | 7.68 | 6.75 |
| 12 | 7.99 | 8.17 | 8.33 | 8.37 | 8.56 | 8.5 | 8.22 | 7.6 |
| 14 | 8.12 | 8.31 | 8.56 | 8.65 | 8.95 | 8.95 | 8.62 | 8.04 |
| 16 | 8.19 | 8.4 | 8.74 | 8.93 | 9.24 | 9.42 | 9.09 | 8.36 |
| 20 | 8.26 | 8.49 | 8.93 | 9.41 | 9.71 | 10.18 | 10.13 | 9 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.8° | 3.9 | 143.5° | 3.92 |
| 8 | 41.6° | 4.7 | 147.5° | 4.93 |
| 10 | 40.7° | 5.32 | 147° | 5.85 |
| 12 | 39° | 5.66 | 149.8° | 6.58 |
| 14 | 37.7° | 5.84 | 151° | 6.98 |
| 16 | 36.8° | 5.95 | 175° | 7.44 |
| 20 | 36.6° | 6.03 | 178° | 8.28 |
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