Alpheratz vs 데네볼라
| 속성 | Alpheratz | 데네볼라 |
|---|---|---|
| 명칭 | 21Alp And | 94Bet Leo |
| 별자리 | Andromeda | Leo |
| 분광형 | Class B — B-type (Blue-White) | Class A — A-type (White) |
| 겉보기 등급 | +2.07 | +2.14 |
| 절대 등급 | -0.30 | 1.93 |
| 거리 | 97.0 ly | 35.9 ly |
| 질량 | N/A | N/A |
| 반지름 | N/A | N/A |
| 온도 | N/A | N/A |
| 광도 | N/A | N/A |
주요 차이점
- ◆ 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.