Bonnie XI
NOR CUMULUSSail number NOR/NOR7327
GPH
769.8
OSN
743.9
LOA
8.5 m
Displacement
3175 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5906
Medium
0.8148
High
0.935
Triple Offshore
Low
0.7562
Medium
0.9958
High
1.1113
Boat Specifications
Dimensions
- Length overall
- 8.5 m
- Beam
- 2.86 m
- Draft
- 1.69 m
- Displacement
- 3175 kg
- Crew weight
- 426 kg
- Wetted surface
- 17.75 m²
Sails
- Mainsail
- 18.9 m²
- Genoa
- 23.17 m²
- Spinnaker
- 0 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- CUMULUS
- Builder
- Albin
- Designer
- Peter Norlin
- Year built
- 1982
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.39 | 4.6 | 4.76 | 4.7 | 4.37 | 4.11 | 3.63 | 3.16 |
| 8 | 5.19 | 5.44 | 5.62 | 5.56 | 5.26 | 4.97 | 4.51 | 4.06 |
| 10 | 5.77 | 5.94 | 6.06 | 6.05 | 5.92 | 5.72 | 5.27 | 4.79 |
| 12 | 6 | 6.16 | 6.3 | 6.33 | 6.25 | 6.14 | 5.87 | 5.47 |
| 14 | 6.09 | 6.27 | 6.46 | 6.57 | 6.5 | 6.4 | 6.21 | 5.97 |
| 16 | 6.12 | 6.31 | 6.58 | 6.78 | 6.75 | 6.65 | 6.46 | 6.27 |
| 20 | 6.11 | 6.3 | 6.67 | 7 | 7.25 | 7.19 | 6.97 | 6.76 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 41.7° | 2.93 | 158.2° | 2.75 |
| 8 | 40.4° | 3.49 | 166.6° | 3.59 |
| 10 | 40.8° | 3.93 | 171.9° | 4.31 |
| 12 | 40.4° | 4.18 | 173.2° | 4.95 |
| 14 | 39.9° | 4.24 | 175.4° | 5.56 |
| 16 | 40.1° | 4.25 | 178.6° | 6 |
| 20 | 40.8° | 4.22 | 179.3° | 6.51 |
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