बारनर्ड का तारा vs प्रॉक्सिमा सेन्टॉरी
| गुण |
बारनर्ड का तारा
|
प्रॉक्सिमा सेन्टॉरी
|
| पदनाम |
N/A |
N/A |
| नक्षत्रमंडल |
N/A |
Centaurus |
| वर्णक्रम वर्ग |
N/A |
Class M — M-type (Red) |
| आभासी परिमाण |
+9.54 |
+11.01 |
| निरपेक्ष परिमाण |
13.24
|
15.45
|
| दूरी |
6.0 ly |
4.2 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 nearby red dwarf stars invisible to the naked eye.
- ◆ Barnard's Star has the highest proper motion of any known star (10.3 arcseconds per year).
- ◆ Proxima Centauri is closer at 4.24 light-years; Barnard's Star is 5.96 light-years away.
- ◆ Proxima Centauri has confirmed exoplanets in the habitable zone; Barnard's Star has only a sub-Earth candidate.
- ◆ Barnard's Star will make its closest approach to the Sun in about 10,000 years.