Alpheratz vs Denebola
| Propriété | Alpheratz | Denebola |
|---|---|---|
| Désignation | 21Alp And | 94Bet Leo |
| Constellation | Andromeda | Leo |
| Classe Spectrale | Class B — B-type (Blue-White) | Class A — A-type (White) |
| Magnitude Apparente | +2.07 | +2.14 |
| Magnitude Absolue | -0,30 | 1,93 |
| Distance | 97.0 ly | 35.9 ly |
| Masse | N/A | N/A |
| Rayon | N/A | N/A |
| Température | N/A | N/A |
| Luminosité | N/A | N/A |
Différences Clés
- ◆ Both are young A-type stars associated with notable asterisms.
- ◆ Alpheratz anchors the Great Square of Pegasus and is the brightest star in Andromeda.
- ◆ Denebola marks the tail of Leo and is a Delta Scuti variable with slight brightness fluctuations.
- ◆ Alpheratz is a chemically peculiar mercury-manganese star with unusual atmospheric abundances.
- ◆ Denebola hosts a circumstellar debris disk suggesting ongoing planetary formation.