Chen
RSA MiuraSail number RSA/RSA893
GPH
729.5
OSN
704.3
LOA
9.33 m
Displacement
4104 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5546
Medium
0.7611
High
0.8852
Triple Offshore
Low
0.7104
Medium
0.9325
High
1.0487
Boat Specifications
Dimensions
- Length overall
- 9.33 m
- Beam
- 3.15 m
- Draft
- 1.72 m
- Displacement
- 4104 kg
- Crew weight
- 476 kg
- Wetted surface
- 21.61 m²
Sails
- Mainsail
- 19.6 m²
- Genoa
- 31.51 m²
- Spinnaker
- 66.68 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- Miura
- Builder
- Halstead
- Designer
- Berckermeyer
- Year built
- 1970
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.45 | 4.68 | 4.8 | 4.7 | 4.78 | 4.65 | 4.19 | 3.58 |
| 8 | 5.26 | 5.48 | 5.62 | 5.61 | 5.77 | 5.65 | 5.19 | 4.57 |
| 10 | 5.79 | 5.98 | 6.12 | 6.21 | 6.36 | 6.3 | 5.99 | 5.42 |
| 12 | 6.12 | 6.28 | 6.42 | 6.53 | 6.72 | 6.69 | 6.47 | 6.07 |
| 14 | 6.32 | 6.47 | 6.63 | 6.69 | 7 | 7 | 6.81 | 6.49 |
| 16 | 6.41 | 6.58 | 6.79 | 6.88 | 7.23 | 7.28 | 7.12 | 6.81 |
| 20 | 6.45 | 6.65 | 6.96 | 7.19 | 7.51 | 7.78 | 7.75 | 7.39 |
| 24 | 6.43 | 6.65 | 7.03 | 7.37 | 7.7 | 8.1 | 8.44 | 8.01 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 43.6° | 2.91 | 146.8° | 3.1 |
| 8 | 41.8° | 3.52 | 150.5° | 3.96 |
| 10 | 40.6° | 3.97 | 152.8° | 4.7 |
| 12 | 39.5° | 4.29 | 159.1° | 5.35 |
| 14 | 39.1° | 4.46 | 171.8° | 5.9 |
| 16 | 38.7° | 4.54 | 177.7° | 6.34 |
| 20 | 38.7° | 4.56 | 178.6° | 6.94 |
| 24 | 39.7° | 4.47 | 178.6° | 7.48 |
Loading polar chart…