DUZY PTAK
POL MANTRA 31Sail number POL/POL5215
GPH
629.3
OSN
613.7
LOA
9.46 m
Displacement
2465 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6564
Medium
0.8654
High
0.9756
Triple Offshore
Low
0.8492
Medium
1.0686
High
1.1882
Boat Specifications
Dimensions
- Length overall
- 9.46 m
- Beam
- 2.92 m
- Draft
- 2.29 m
- Displacement
- 2465 kg
- Crew weight
- 425 kg
- Wetted surface
- 17.85 m²
Sails
- Mainsail
- 30.63 m²
- Genoa
- 20.24 m²
- Spinnaker
- 57.56 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- MANTRA 31
- Builder
- A.ARMINSKI
- Designer
- A.ARMINSKI
- Year built
- 2002
- Stability index
- 108.1
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.38 | 5.68 | 5.95 | 5.86 | 5.76 | 5.55 | 4.93 | 4.11 |
| 8 | 6.37 | 6.61 | 6.77 | 6.77 | 6.84 | 6.73 | 6.18 | 5.24 |
| 10 | 6.71 | 6.92 | 7.14 | 7.19 | 7.36 | 7.29 | 6.95 | 6.28 |
| 12 | 6.81 | 7.03 | 7.37 | 7.57 | 7.77 | 7.88 | 7.46 | 6.96 |
| 14 | 6.84 | 7.09 | 7.5 | 7.91 | 8.08 | 8.45 | 8.09 | 7.44 |
| 16 | 6.94 | 7.15 | 7.59 | 8.16 | 8.38 | 8.83 | 8.84 | 8.03 |
| 20 | 6.98 | 7.25 | 7.8 | 8.39 | 9.15 | 9.51 | 10.66 | 9.5 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.4° | 3.56 | 140.6° | 3.56 |
| 8 | 41.2° | 4.29 | 146.9° | 4.54 |
| 10 | 40° | 4.63 | 150.2° | 5.44 |
| 12 | 39.6° | 4.73 | 158.6° | 6.16 |
| 14 | 39.6° | 4.77 | 173.6° | 6.75 |
| 16 | 39.4° | 4.87 | 177.2° | 7.22 |
| 20 | 40.5° | 4.82 | 159.2° | 8.27 |
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