ज्येष्ठा तारा vs आर्द्रा तारा
| गुण |
ज्येष्ठा तारा
|
आर्द्रा तारा
|
| पदनाम |
21Alp Sco |
58Alp Ori |
| नक्षत्रमंडल |
Scorpius |
Orion |
| वर्णक्रम वर्ग |
Class M — M-type (Red) |
Class M — M-type (Red) |
| आभासी परिमाण |
+1.06 |
+0.45 |
| निरपेक्ष परिमाण |
-5.09
|
-5.47
|
| दूरी |
554 ly |
498 ly |
| द्रव्यमान |
N/A
|
N/A
|
| त्रिज्या |
N/A
|
N/A
|
| तापमान |
N/A
|
N/A
|
| दीप्तिमानता |
N/A
|
N/A
|
मुख्य अंतर
- ◆ Both are famous red supergiants and iconic supernova candidates visible to the naked eye.
- ◆ Betelgeuse is significantly larger at ~887 R☉; Antares has a radius of ~680 R☉.
- ◆ Antares is in Scorpius and has long been compared to Mars due to its red colour; Betelgeuse marks Orion's shoulder.
- ◆ Antares is about 604 light-years away; Betelgeuse is approximately 700 light-years distant.
- ◆ Both show irregular variability and dramatic mass-loss through powerful stellar winds.