Star
Achernar
Achernar is a blue-white star in River Eridanus, about 139 light years away. Its light left it around the year 1887.
| Constellation | River Eridanus (Eridanus) |
|---|---|
| Brightness (mag) | 0.46 |
| Distance | 139 light years |
| Spectral type | B6V |
| Colour | blue-white |
| RA / Dec | 1.63 h / -57.2° |