उत्तर फाल्गुनी तारा vs Merak
Correct for distance and Merak pulls 4.1 times ahead, +0.40 against +1.93. उत्तर फाल्गुनी तारा 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 उत्तर फाल्गुनी तारा 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 उत्तर फाल्गुनी तारा.
Property comparison
| Property | उत्तर फाल्गुनी तारा | Merak |
|---|---|---|
| पदनाम | 94Bet Leo | 48Bet UMa |
| नक्षत्रमंडल | Leo | Ursa Major |
| वर्णक्रम वर्ग | Class A — A-type (White) | Class A — A-type (White) |
| आभासी परिमाण | +2.14 | +2.34 |
| निरपेक्ष परिमाण | 1.93 | 0.40 |
| दूरी | 35.9 ly | 79.7 ly |
| द्रव्यमान | N/A | N/A |
| त्रिज्या | N/A | N/A |
| तापमान | N/A | N/A |
| दीप्तिमानता | N/A | N/A |
Full data for each star: उत्तर फाल्गुनी तारा · 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.