Achernar vs Canopus
| Property | Achernar | Canopus |
|---|---|---|
| Designation | Alp Eri | Alp Car |
| Constellation | N/A | N/A |
| Spectral Class | Class B — B-type (Blue-White) | Class F — F-type (Yellow-White) |
| Apparent Magnitude | +0.45 | -0.62 |
| Absolute Magnitude | -2.70 | -5.50 |
| Distance | 139 ly | 309 ly |
| Mass | N/A | N/A |
| Radius | N/A | N/A |
| Temperature | N/A | N/A |
| Luminosity | N/A | N/A |