Achernar vs Alioth
| Propiedad | Achernar | Alioth |
|---|---|---|
| Designación | Alp Eri | 77Eps UMa |
| Constelación | N/A | Ursa Major |
| Clase Espectral | Class B — B-type (Blue-White) | Class A — A-type (White) |
| Magnitud Aparente | +0.45 | +1.76 |
| Magnitud Absoluta | -2,70 | -0,26 |
| Distancia | 139 ly | 82.5 ly |
| Masa | N/A | N/A |
| Radio | N/A | N/A |
| Temperatura | N/A | N/A |
| Luminosidad | N/A | N/A |