Achernar vs Alphard
| Eigenschaft | Achernar | Alphard |
|---|---|---|
| Bezeichnung | Alp Eri | 30Alp Hya |
| Sternbild | N/A | N/A |
| Spektralklasse | Class B — B-type (Blue-White) | Class K — K-type (Orange) |
| Scheinbare Helligkeit | +0.45 | +1.99 |
| Absolute Helligkeit | -2,70 | -1,72 |
| Entfernung | 139 ly | 180 ly |
| Masse | N/A | N/A |
| Radius | N/A | N/A |
| Temperatur | N/A | N/A |
| Leuchtkraft | N/A | N/A |