Acrux vs Altair
| Eigenschaft | Acrux | Altair |
|---|---|---|
| Bezeichnung | Alp1Cru | 53Alp Aql |
| Sternbild | Crux | Aquila |
| Spektralklasse | Class B — B-type (Blue-White) | Class A — A-type (White) |
| Scheinbare Helligkeit | +0.77 | +0.76 |
| Absolute Helligkeit | -4,20 | 2,21 |
| Entfernung | 322 ly | 16.7 ly |
| Masse | N/A | N/A |
| Radius | N/A | N/A |
| Temperatur | N/A | N/A |
| Leuchtkraft | N/A | N/A |