Ulla II
FIN Seaking 34Sail number FIN/FIN5610
GPH
663.6
OSN
644.9
LOA
10.47 m
Displacement
5500 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.6161
Medium
0.8323
High
0.9587
Triple Offshore
Low
0.7931
Medium
1.0193
High
1.134
Boat Specifications
Dimensions
- Length overall
- 10.47 m
- Beam
- 3.28 m
- Draft
- 1.86 m
- Displacement
- 5500 kg
- Crew weight
- 490 kg
- Wetted surface
- 24.13 m²
Sails
- Mainsail
- 34.19 m²
- Genoa
- 34.1 m²
- Spinnaker
- 65.23 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- Seaking 34
- Builder
- Kaarinan venesisus
- Designer
- Håkan Södergren
- Year built
- 1981
- Stability index
- 127.6
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 5.04 | 5.31 | 5.52 | 5.45 | 5.28 | 5.11 | 4.6 | 3.9 |
| 8 | 5.93 | 6.2 | 6.39 | 6.37 | 6.36 | 6.19 | 5.62 | 4.93 |
| 10 | 6.49 | 6.67 | 6.8 | 6.85 | 6.91 | 6.83 | 6.47 | 5.81 |
| 12 | 6.74 | 6.89 | 7.03 | 7.13 | 7.23 | 7.17 | 6.93 | 6.54 |
| 14 | 6.85 | 7.02 | 7.21 | 7.3 | 7.54 | 7.48 | 7.24 | 6.95 |
| 16 | 6.91 | 7.09 | 7.35 | 7.51 | 7.85 | 7.82 | 7.57 | 7.25 |
| 20 | 6.95 | 7.15 | 7.51 | 7.87 | 8.19 | 8.47 | 8.31 | 7.9 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.6° | 3.33 | 146° | 3.38 |
| 8 | 40.8° | 3.97 | 151.4° | 4.28 |
| 10 | 41.1° | 4.45 | 153.8° | 5.05 |
| 12 | 40° | 4.72 | 158.3° | 5.77 |
| 14 | 39.3° | 4.86 | 173° | 6.38 |
| 16 | 38.7° | 4.93 | 179° | 6.83 |
| 20 | 38.2° | 4.96 | 179° | 7.42 |
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