BOOMERANG
USA CAL 40Sail number USA/USA9680
GPH
652.8
OSN
632.5
LOA
11.964 m
Displacement
6998 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.619
Medium
0.8448
High
0.9817
Triple Offshore
Low
0.7971
Medium
1.0401
High
1.1687
Boat Specifications
Dimensions
- Length overall
- 11.964 m
- Beam
- 3.32 m
- Draft
- 1.75 m
- Displacement
- 6998 kg
- Crew weight
- 650 kg
- Wetted surface
- 31.15 m²
Sails
- Mainsail
- 39.33 m²
- Genoa
- 51.65 m²
- Spinnaker
- 87.36 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- CAL 40
- Builder
- JENSEN
- Designer
- LAPWORTH, WM
- Year built
- 1963
- Stability index
- 126.5
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.11 | 5.41 | 5.6 | 5.5 | 5.21 | 5.06 | 4.59 | 3.9 |
| 8 | 6.03 | 6.28 | 6.45 | 6.41 | 6.31 | 6.17 | 5.7 | 4.99 |
| 10 | 6.62 | 6.82 | 6.96 | 6.97 | 7.02 | 6.93 | 6.55 | 5.9 |
| 12 | 6.95 | 7.12 | 7.27 | 7.32 | 7.44 | 7.39 | 7.12 | 6.64 |
| 14 | 7.09 | 7.27 | 7.48 | 7.57 | 7.77 | 7.75 | 7.52 | 7.14 |
| 16 | 7.17 | 7.36 | 7.62 | 7.79 | 8.03 | 8.07 | 7.87 | 7.51 |
| 20 | 7.25 | 7.45 | 7.79 | 8.1 | 8.4 | 8.64 | 8.55 | 8.17 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 44.4° | 3.33 | 146° | 3.38 |
| 8 | 42.6° | 4.01 | 150.2° | 4.32 |
| 10 | 41.5° | 4.52 | 153.2° | 5.13 |
| 12 | 40.6° | 4.81 | 157.4° | 5.83 |
| 14 | 39.6° | 4.96 | 167.6° | 6.43 |
| 16 | 39.4° | 5.05 | 177.2° | 6.95 |
| 20 | 39° | 5.13 | 179° | 7.66 |
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