// Constellation
Cepheus
- Latin name
- Cepheus (Cep)
- Best visibility
- evenings in October
- Fully visible between
- 90° N – 1° S
- Naked-eye stars
- 95
Cepheus is highest in the evening sky (around 9 pm) in October. The whole constellation rises above the horizon between 90° N and 1° S. Its brightest star is Alderamin at magnitude 2.45 — about 49 light-years away.
The brightest stars
| Star | Designation | Magnitude | Distance |
|---|---|---|---|
| Alderamin | α Cep | 2.45 | 49 ly |
| Errai | γ Cep | 3.21 | 46 ly |
| Alfirk | β Cep | 3.23 | 685 ly |
| — | ζ Cep | 3.39 | 836 ly |
| — | η Cep | 3.41 | 47 ly |
| — | ι Cep | 3.5 | 115 ly |
More constellations
Star data: HYG database. Constellation borders: IAU.