Ruffen
NOR CUMULUSSail number NOR/NOR8806
GPH
738.2
OSN
715.9
LOA
8.64 m
Displacement
3596 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.557
Medium
0.7515
High
0.8524
Triple Offshore
Low
0.7123
Medium
0.9178
High
1.0113
Boat Specifications
Dimensions
- Length overall
- 8.64 m
- Beam
- 2.86 m
- Draft
- 1.73 m
- Displacement
- 3596 kg
- Crew weight
- 435 kg
- Wetted surface
- 18.46 m²
Sails
- Mainsail
- 19.77 m²
- Genoa
- 25.62 m²
- Spinnaker
- 49.67 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- CUMULUS
- Builder
- Albin
- Designer
- Peter Norlin
- Year built
- 1968
- Stability index
- 122.2
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.45 | 4.68 | 4.83 | 4.76 | 4.77 | 4.63 | 4.2 | 3.62 |
| 8 | 5.23 | 5.49 | 5.67 | 5.68 | 5.76 | 5.62 | 5.12 | 4.55 |
| 10 | 5.78 | 5.95 | 6.07 | 6.18 | 6.25 | 6.18 | 5.89 | 5.35 |
| 12 | 6.02 | 6.17 | 6.3 | 6.43 | 6.55 | 6.49 | 6.28 | 5.98 |
| 14 | 6.12 | 6.29 | 6.46 | 6.54 | 6.83 | 6.77 | 6.57 | 6.32 |
| 16 | 6.16 | 6.34 | 6.58 | 6.72 | 7.07 | 7.08 | 6.88 | 6.59 |
| 20 | 6.16 | 6.35 | 6.69 | 7 | 7.31 | 7.56 | 7.5 | 7.17 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42° | 2.94 | 148.4° | 3.14 |
| 8 | 40.8° | 3.5 | 153.2° | 3.95 |
| 10 | 40.8° | 3.94 | 155° | 4.66 |
| 12 | 40° | 4.21 | 161° | 5.32 |
| 14 | 39.6° | 4.3 | 175.7° | 5.87 |
| 16 | 39.4° | 4.33 | 179° | 6.23 |
| 20 | 40.5° | 4.26 | 179° | 6.76 |
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