BAD HABITS
USA FIRST 40.7Sail number USA/USA51405
GPH
583.2
OSN
567.8
LOA
11.924 m
Displacement
7154 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7129
Medium
0.943
High
1.0759
Triple Offshore
Low
0.9148
Medium
1.1536
High
1.2784
Boat Specifications
Dimensions
- Length overall
- 11.924 m
- Beam
- 3.77 m
- Draft
- 2.42 m
- Displacement
- 7154 kg
- Crew weight
- 665 kg
- Wetted surface
- 31.4 m²
Sails
- Mainsail
- 49.12 m²
- Genoa
- 54.53 m²
- Spinnaker
- 102.66 m²
- Asymmetric spinnaker
- 108.36 m²
Design
- Type
- FIRST 40.7
- Builder
- BENETEAU
- Designer
- FARR
- Year built
- 1997
- Stability index
- 123.7
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 | 5.97 | 6.25 | 6.42 | 6.3 | 5.97 | 5.8 | 5.22 | 4.38 |
| 8 | 6.91 | 7.12 | 7.24 | 7.19 | 7.13 | 6.99 | 6.45 | 5.53 |
| 10 | 7.36 | 7.53 | 7.66 | 7.67 | 7.76 | 7.67 | 7.3 | 6.53 |
| 12 | 7.55 | 7.73 | 7.93 | 8 | 8.17 | 8.14 | 7.82 | 7.28 |
| 14 | 7.65 | 7.84 | 8.11 | 8.26 | 8.53 | 8.57 | 8.26 | 7.78 |
| 16 | 7.72 | 7.92 | 8.23 | 8.49 | 8.79 | 8.96 | 8.7 | 8.19 |
| 20 | 7.78 | 8 | 8.38 | 8.78 | 9.19 | 9.67 | 9.68 | 9.03 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42° | 3.97 | 141.5° | 3.79 |
| 8 | 40° | 4.74 | 146.9° | 4.79 |
| 10 | 38.4° | 5.18 | 150.5° | 5.65 |
| 12 | 37.5° | 5.39 | 156.8° | 6.39 |
| 14 | 37° | 5.5 | 166.4° | 7.01 |
| 16 | 37° | 5.57 | 177.2° | 7.55 |
| 20 | 37.2° | 5.62 | 179° | 8.34 |
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