DUZY PTAK
POL MANTRA 31Sail number POL/POL5215
GPH
633.1
OSN
619.1
LOA
9.46 m
Displacement
2465 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6624
Medium
0.8564
High
0.9525
Triple Offshore
Low
0.8534
Medium
1.0589
High
1.161
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
- 107.9
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.52 | 5.78 | 5.97 | 5.84 | 5.73 | 5.53 | 4.91 | 4.09 |
| 8 | 6.34 | 6.58 | 6.75 | 6.73 | 6.79 | 6.68 | 6.13 | 5.22 |
| 10 | 6.61 | 6.85 | 7.1 | 7.19 | 7.32 | 7.3 | 6.92 | 6.23 |
| 12 | 6.72 | 6.96 | 7.28 | 7.52 | 7.68 | 7.82 | 7.49 | 6.94 |
| 14 | 6.78 | 7.03 | 7.41 | 7.77 | 7.96 | 8.28 | 8.09 | 7.47 |
| 16 | 6.8 | 7.07 | 7.49 | 7.94 | 8.21 | 8.62 | 8.74 | 8.03 |
| 20 | 6.75 | 7.07 | 7.58 | 8.15 | 8.78 | 9.25 | 10.28 | 9.44 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 41.8° | 3.68 | 140.3° | 3.54 |
| 8 | 39.9° | 4.33 | 147.1° | 4.52 |
| 10 | 39° | 4.57 | 151.4° | 5.4 |
| 12 | 39.4° | 4.65 | 158.3° | 6.13 |
| 14 | 39.6° | 4.67 | 170.9° | 6.73 |
| 16 | 40° | 4.67 | 176.3° | 7.23 |
| 20 | 41.1° | 4.59 | 173° | 8.26 |
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