giant · K0III
Dubhe
Dubhe is a orange giant (spectral type K0III) about 123 light-years away. With an apparent magnitude of 1.81 it is a very bright, conspicuous star.
One of the two "pointer stars" leading to the pole star.
Its light output is roughly 230 times that of the Sun (a rough estimate in visible light, calculated from brightness and distance).
From Germany (52° N) it never sets: it stays above the horizon all year.
Key facts
- Distance
- ≈ 123 light-years
- Spectral type
- K0III (giant)
- Colour
- Orange
- Apparent magnitude
- 1.81 mag
- Luminosity
- ≈ 230 × Sun
- Position
- Right ascension 11h 4m, declination 61.8°
More well-known stars
Data: Hipparcos / HYG catalogue (CC BY-SA 4.0). Luminosity and visibility are calculated estimates.