DUŻY PTAK
POL MANTRA 31Sail number POL/POL5215
GPH
602.3
OSN
587.9
LOA
9.46 m
Displacement
2339 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.7888
Medium
1.0217
High
1.152
Triple Offshore
Low
1.0077
Medium
1.2486
High
1.3955
Boat Specifications
Dimensions
- Length overall
- 9.46 m
- Beam
- 2.92 m
- Draft
- 2.28 m
- Displacement
- 2339 kg
- Crew weight
- 500 kg
- Wetted surface
- 18.15 m²
Sails
- Mainsail
- 33.23 m²
- Genoa
- 20.4 m²
- Spinnaker
- 86.17 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- MANTRA 31
- Builder
- A.ARMINSKI
- Designer
- A.ARMINSKI
- Year built
- 2002
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.54 | 5.83 | 6.06 | 6.05 | 6.16 | 6 | 5.42 | 4.59 |
| 8 | 6.53 | 6.72 | 6.85 | 6.84 | 7.05 | 7.01 | 6.64 | 5.71 |
| 10 | 6.86 | 7.04 | 7.23 | 7.26 | 7.48 | 7.58 | 7.26 | 6.66 |
| 12 | 6.97 | 7.19 | 7.53 | 7.69 | 7.83 | 8.12 | 7.91 | 7.26 |
| 14 | 7.02 | 7.26 | 7.73 | 8.1 | 8.19 | 8.54 | 8.71 | 7.85 |
| 16 | 7.08 | 7.29 | 7.84 | 8.43 | 8.57 | 8.95 | 9.61 | 8.55 |
| 20 | 7.15 | 7.46 | 8.03 | 8.73 | 9.46 | 9.83 | 10.94 | 10.51 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 41.7° | 3.68 | 142.8° | 3.97 |
| 8 | 40.8° | 4.45 | 146.1° | 4.94 |
| 10 | 38.6° | 4.84 | 153° | 5.8 |
| 12 | 38.2° | 4.95 | 160.7° | 6.44 |
| 14 | 38.3° | 4.98 | 180° | 7.01 |
| 16 | 37.8° | 5.06 | 180° | 7.5 |
| 20 | 38.9° | 5.05 | 145.9° | 9.1 |
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