Ruffen
NOR CUMULUSSail number NOR/NOR8806
GPH
736.3
OSN
714.3
LOA
8.64 m
Displacement
3596 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5645
Medium
0.7554
High
0.8508
Triple Offshore
Low
0.7203
Medium
0.9181
High
1.0044
Boat Specifications
Dimensions
- Length overall
- 8.64 m
- Beam
- 2.86 m
- Draft
- 1.74 m
- Displacement
- 3596 kg
- Crew weight
- 432 kg
- Wetted surface
- 18.62 m²
Sails
- Mainsail
- 19.77 m²
- Genoa
- 25.62 m²
- Spinnaker
- 49.67 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- CUMULUS
- Builder
- Albin
- Designer
- PeterNorlin
- Year built
- 1968
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.57 | 4.79 | 4.91 | 4.8 | 4.8 | 4.64 | 4.18 | 3.58 |
| 8 | 5.34 | 5.54 | 5.67 | 5.65 | 5.74 | 5.6 | 5.14 | 4.55 |
| 10 | 5.78 | 5.93 | 6.05 | 6.12 | 6.22 | 6.15 | 5.85 | 5.35 |
| 12 | 5.98 | 6.13 | 6.28 | 6.35 | 6.52 | 6.47 | 6.26 | 5.94 |
| 14 | 6.06 | 6.22 | 6.43 | 6.5 | 6.77 | 6.73 | 6.56 | 6.29 |
| 16 | 6.09 | 6.26 | 6.51 | 6.66 | 6.95 | 6.98 | 6.84 | 6.57 |
| 20 | 6.11 | 6.3 | 6.59 | 6.85 | 7.16 | 7.4 | 7.37 | 7.09 |
| 24 | 6.07 | 6.28 | 6.62 | 6.94 | 7.29 | 7.65 | 7.96 | 7.63 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.7° | 3.03 | 146.9° | 3.1 |
| 8 | 40.5° | 3.64 | 151.4° | 3.95 |
| 10 | 39.3° | 4.04 | 154.9° | 4.66 |
| 12 | 38.9° | 4.22 | 162.8° | 5.29 |
| 14 | 38.7° | 4.29 | 176.3° | 5.83 |
| 16 | 38.7° | 4.31 | 178.8° | 6.2 |
| 20 | 39.2° | 4.29 | 179° | 6.72 |
| 24 | 40.6° | 4.18 | 179° | 7.21 |
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