Achernar vs Acrux
| Eigenschaft | Achernar | Acrux |
|---|---|---|
| Bezeichnung | Alp Eri | Alp1Cru |
| Sternbild | N/A | Crux |
| Spektralklasse | Class B — B-type (Blue-White) | Class B — B-type (Blue-White) |
| Scheinbare Helligkeit | +0.45 | +0.77 |
| Absolute Helligkeit | -2,70 | -4,20 |
| Entfernung | 139 ly | 322 ly |
| Masse | N/A | N/A |
| Radius | N/A | N/A |
| Temperatur | N/A | N/A |
| Leuchtkraft | N/A | N/A |