نجم السهم vs قنطورس الأقرب
In the sky the advantage is نجم السهم's, +9.54 to +11.01 and some 3.9 times the light. Only 4.23 light-years separate the Sun from قنطورس الأقرب; نجم السهم sits 1.4 times further out at 5.95. Set side by side at equal distance the ranking changes — absolute magnitudes of +13.24 and +15.45 leave نجم السهم roughly 7.7 times the more luminous. By spectral type the pair divides into a star for نجم السهم and an M-type star in Centaurus for قنطورس الأقرب.
Property comparison
| Property | نجم السهم | قنطورس الأقرب |
|---|---|---|
| التسمية | N/A | N/A |
| الكوكبة | N/A | Centaurus |
| النوع الطيفي | N/A | Class M — M-type (Red) |
| القدر الظاهري | +9.54 | +11.01 |
| القدر المطلق | 13.24 | 15.45 |
| المسافة | 6.0 ly | 4.2 ly |
| الكتلة | N/A | N/A |
| نصف القطر | N/A | N/A |
| درجة الحرارة | N/A | N/A |
| السطوع | N/A | N/A |
Full data for each star: نجم السهم · قنطورس الأقرب
Key differences
Key Differences
- ◆ 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.