Bird
NOR CUMULUSSail number NOR/NOR2088
GPH
730
OSN
708.6
LOA
8.63 m
Displacement
3632 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5707
Medium
0.7621
High
0.8598
Triple Offshore
Low
0.7281
Medium
0.9249
High
1.0129
Boat Specifications
Dimensions
- Length overall
- 8.63 m
- Beam
- 2.86 m
- Draft
- 1.74 m
- Displacement
- 3632 kg
- Crew weight
- 433 kg
- Wetted surface
- 18.59 m²
Sails
- Mainsail
- 21.18 m²
- Genoa
- 26.53 m²
- Spinnaker
- 52.46 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- CUMULUS
- Builder
- Albin Marin AB
- Designer
- Peter Norlin
- Year built
- 1968
- Stability index
- 123.6
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.63 | 4.85 | 4.97 | 4.86 | 4.84 | 4.69 | 4.23 | 3.62 |
| 8 | 5.4 | 5.59 | 5.72 | 5.69 | 5.77 | 5.64 | 5.19 | 4.59 |
| 10 | 5.83 | 5.98 | 6.1 | 6.15 | 6.24 | 6.18 | 5.9 | 5.4 |
| 12 | 6.02 | 6.17 | 6.32 | 6.37 | 6.54 | 6.5 | 6.3 | 5.98 |
| 14 | 6.1 | 6.26 | 6.47 | 6.53 | 6.79 | 6.77 | 6.6 | 6.33 |
| 16 | 6.15 | 6.31 | 6.55 | 6.69 | 6.97 | 7.03 | 6.88 | 6.61 |
| 20 | 6.18 | 6.36 | 6.64 | 6.89 | 7.19 | 7.44 | 7.43 | 7.14 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.6° | 3.07 | 147.5° | 3.13 |
| 8 | 40.5° | 3.68 | 152° | 3.98 |
| 10 | 39.3° | 4.07 | 155° | 4.71 |
| 12 | 38.8° | 4.25 | 164° | 5.35 |
| 14 | 38.4° | 4.32 | 176.3° | 5.88 |
| 16 | 38.4° | 4.36 | 179° | 6.24 |
| 20 | 38.8° | 4.36 | 179° | 6.78 |
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