Estrella de Barnard vs Próxima Centauri
| Propiedad |
Estrella de Barnard
|
Próxima Centauri
|
| Designación |
N/A |
N/A |
| Constelación |
N/A |
Centaurus |
| Clase Espectral |
N/A |
Class M — M-type (Red) |
| Magnitud Aparente |
+9.54 |
+11.01 |
| Magnitud Absoluta |
13,24
|
15,45
|
| Distancia |
6.0 ly |
4.2 ly |
| Masa |
N/A
|
N/A
|
| Radio |
N/A
|
N/A
|
| Temperatura |
N/A
|
N/A
|
| Luminosidad |
N/A
|
N/A
|
Diferencias Clave
- ◆ 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.