데네볼라 vs Merak
Correct for distance and Merak pulls 4.1 times ahead, +0.40 against +1.93. 데네볼라 is an A-type star in Leo; Merak is an A-type star in Ursa Major. Apparent magnitudes of +2.14 and +2.34 place 데네볼라 some 1.2 times brighter in the sky than Merak. Merak is the remoter of the pair at 79.7 light-years, roughly 2.2 times the 35.9 that separates us from 데네볼라.
Property comparison
| Property | 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 |
Full data for each star: 데네볼라 · Merak
Key differences
Key Differences
- ◆ 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.