Alpheratz vs उत्तर फाल्गुनी तारा
Their true outputs differ by a factor near 7.8, absolute magnitudes −0.30 and +1.93. Seen from Earth the ranking is Alpheratz first at +2.07, उत्तर फाल्गुनी तारा second at +2.14. उत्तर फाल्गुनी तारा is the nearer of the two at 35.9 light-years, while Alpheratz lies 97.0 light-years away, some 2.7 times farther. Spectroscopically Alpheratz resolves as a B-type star in Andromeda and उत्तर फाल्गुनी तारा as an A-type star in Leo.
Property comparison
| Property | Alpheratz | उत्तर फाल्गुनी तारा |
|---|---|---|
| पदनाम | 21Alp And | 94Bet Leo |
| नक्षत्रमंडल | Andromeda | Leo |
| वर्णक्रम वर्ग | Class B — B-type (Blue-White) | Class A — A-type (White) |
| आभासी परिमाण | +2.07 | +2.14 |
| निरपेक्ष परिमाण | -0.30 | 1.93 |
| दूरी | 97.0 ly | 35.9 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: Alpheratz · उत्तर फाल्गुनी तारा
Key differences
Key Differences
- ◆ 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.