데네볼라 vs Merak
| 속성 |
데네볼라
|
Merak
|
| 명칭 |
94Bet Leo |
48Bet UMa |
| 별자리 |
Leo |
Ursa Major |
| 분광형 |
Class A — A-type (White) |
Class A — A-type (White) |
| 겉보기 등급 |
+2.14 |
+2.34 |
| 절대 등급 |
1.93
|
0.40
|
| 거리 |
35.9 ly |
79.7 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 relatively nearby A-type stars in the northern sky with debris disks.
- ◆ Merak is a member of the Ursa Major Moving Group; Denebola is not a confirmed member.
- ◆ Denebola is a Delta Scuti variable with slight brightness variations; Merak is a stable star.
- ◆ Merak is at ~80 light-years; Denebola is closer at ~36 light-years.
- ◆ Both are considered young stars that may still have active planetary formation underway.