UNKNOWN LADY NAI
USA SYDNEY 41Sail number USA/USA28380
GPH
549.4
OSN
535.5
LOA
12.518 m
Displacement
5569 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7536
Medium
0.9954
High
1.1353
Triple Offshore
Low
0.9737
Medium
1.2228
High
1.3638
Boat Specifications
Dimensions
- Length overall
- 12.518 m
- Beam
- 3.75 m
- Draft
- 2.77 m
- Displacement
- 5569 kg
- Crew weight
- 744 kg
- Wetted surface
- 30.51 m²
Sails
- Mainsail
- 49.76 m²
- Genoa
- 64.74 m²
- Spinnaker
- 121.42 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- SYDNEY 41
- Builder
- BASHFORD
- Designer
- MURRAY
- Year built
- 1994
- Stability index
- 112.9
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 6.43 | 6.8 | 7.06 | 6.99 | 6.27 | 6.07 | 5.44 | 4.58 |
| 8 | 7.45 | 7.68 | 7.82 | 7.81 | 7.55 | 7.42 | 6.81 | 5.81 |
| 10 | 7.75 | 7.96 | 8.21 | 8.27 | 8.18 | 8.1 | 7.74 | 6.92 |
| 12 | 7.89 | 8.11 | 8.45 | 8.69 | 8.66 | 8.69 | 8.29 | 7.73 |
| 14 | 7.98 | 8.21 | 8.62 | 9.02 | 8.99 | 9.29 | 8.9 | 8.25 |
| 16 | 8.01 | 8.27 | 8.73 | 9.24 | 9.3 | 9.72 | 9.58 | 8.81 |
| 20 | 8.18 | 8.47 | 8.88 | 9.49 | 10.18 | 10.47 | 11.31 | 10.13 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43° | 4.23 | 142.4° | 3.97 |
| 8 | 40.8° | 5.08 | 146° | 5.03 |
| 10 | 38.8° | 5.46 | 149.3° | 5.99 |
| 12 | 37.6° | 5.66 | 155.9° | 6.78 |
| 14 | 37° | 5.76 | 164.6° | 7.4 |
| 16 | 36.6° | 5.85 | 175.4° | 7.93 |
| 20 | 36.4° | 5.95 | 173.6° | 8.94 |
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