WITCH'S FLOWER
USA METALMAST 30Sail number USA/USA33400
GPH
689.5
OSN
670.1
LOA
9.085 m
Displacement
3405 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6157
Medium
0.8096
High
0.9098
Triple Offshore
Low
0.7795
Medium
0.9733
High
1.0678
Boat Specifications
Dimensions
- Length overall
- 9.085 m
- Beam
- 3.13 m
- Draft
- 1.77 m
- Displacement
- 3405 kg
- Crew weight
- 550 kg
- Wetted surface
- 19.06 m²
Sails
- Mainsail
- 20.45 m²
- Genoa
- 35.34 m²
- Spinnaker
- 67.85 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- METALMAST 30
- Builder
- METALMAST
- Designer
- CANNING
- Year built
- 1979
- Stability index
- 108.9
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.04 | 5.25 | 5.34 | 5.23 | 5.08 | 4.94 | 4.51 | 3.87 |
| 8 | 5.77 | 5.92 | 6.01 | 5.95 | 5.99 | 5.87 | 5.49 | 4.87 |
| 10 | 6.14 | 6.26 | 6.35 | 6.34 | 6.46 | 6.39 | 6.14 | 5.67 |
| 12 | 6.34 | 6.46 | 6.58 | 6.58 | 6.78 | 6.74 | 6.53 | 6.21 |
| 14 | 6.42 | 6.57 | 6.75 | 6.79 | 7.04 | 7.05 | 6.85 | 6.56 |
| 16 | 6.47 | 6.63 | 6.87 | 6.98 | 7.26 | 7.35 | 7.18 | 6.85 |
| 20 | 6.5 | 6.68 | 6.99 | 7.25 | 7.56 | 7.89 | 7.95 | 7.5 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 41.4° | 3.37 | 146.9° | 3.35 |
| 8 | 40.2° | 3.98 | 151.4° | 4.22 |
| 10 | 38.2° | 4.39 | 155° | 4.95 |
| 12 | 37.2° | 4.57 | 164° | 5.56 |
| 14 | 37.2° | 4.65 | 175.4° | 6.08 |
| 16 | 37° | 4.69 | 179° | 6.45 |
| 20 | 37.5° | 4.69 | 179° | 7.01 |
Loading polar chart…