subgiant · A3IV
Acamar
Acamar is a blue-white subgiant (spectral type A3IV) about 161 light-years away. With an apparent magnitude of 2.87 it is easy to see even from a city.
A star in Eridanus. The name means "end of the river" – the constellation once ended here.
Its light output is roughly 150 times that of the Sun (a rough estimate in visible light, calculated from brightness and distance).
It is never visible from Germany, as it lies too far south.
Key facts
- Distance
- ≈ 161 light-years
- Spectral type
- A3IV (subgiant)
- Colour
- Blue-white
- Apparent magnitude
- 2.87 mag
- Luminosity
- ≈ 150 × Sun
- Position
- Right ascension 2h 58m, declination -40.3°
More well-known stars
Data: Hipparcos / HYG catalogue (CC BY-SA 4.0). Luminosity and visibility are calculated estimates.