ENCORE
USA Irwin 41 CitationSail number USA/USA7288
GPH
621
OSN
604.5
LOA
12.445 m
Displacement
8645 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6684
Medium
0.8843
High
0.997
Triple Offshore
Low
0.8553
Medium
1.0867
High
1.1941
Boat Specifications
Dimensions
- Length overall
- 12.445 m
- Beam
- 4.02 m
- Draft
- 2.4 m
- Displacement
- 8645 kg
- Crew weight
- 658 kg
- Wetted surface
- 32.57 m²
Sails
- Mainsail
- 38.49 m²
- Genoa
- 61.91 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 136.29 m²
Design
- Type
- Irwin 41 Citation
- Builder
- Irwin Yachts
- Designer
- Ted Irwin
- Year built
- 1982
- Stability index
- 109.6
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.5 | 5.75 | 5.9 | 5.77 | 5.65 | 5.49 | 4.91 | 4.17 |
| 8 | 6.41 | 6.61 | 6.74 | 6.67 | 6.76 | 6.63 | 6.12 | 5.27 |
| 10 | 6.91 | 7.08 | 7.2 | 7.19 | 7.37 | 7.31 | 6.99 | 6.23 |
| 12 | 7.15 | 7.32 | 7.46 | 7.5 | 7.72 | 7.72 | 7.5 | 6.9 |
| 14 | 7.26 | 7.43 | 7.63 | 7.73 | 7.98 | 8.05 | 7.87 | 7.29 |
| 16 | 7.33 | 7.5 | 7.74 | 7.9 | 8.17 | 8.33 | 8.22 | 7.58 |
| 20 | 7.4 | 7.58 | 7.88 | 8.14 | 8.46 | 8.81 | 8.88 | 8.08 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42° | 3.66 | 144.8° | 3.62 |
| 8 | 40.2° | 4.38 | 147.3° | 4.57 |
| 10 | 39° | 4.84 | 146.9° | 5.4 |
| 12 | 38.2° | 5.07 | 148.5° | 5.98 |
| 14 | 37.6° | 5.2 | 149.6° | 6.31 |
| 16 | 37.2° | 5.28 | 172.1° | 6.75 |
| 20 | 37° | 5.35 | 176.3° | 7.51 |
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