étoile de Barnard
étoile de Barnard is a star cataloged in modern stellar databases.
At a distance of approximately 5.95 light-years, étoile de Barnard is one of the Sun's closest stellar neighbors. Light that we observe from étoile de Barnard today left the star roughly 5 years ago, making it a near neighbor in galactic terms.
étoile de Barnard has an apparent magnitude of +9.54, placing it beyond naked-eye visibility. A good pair of binoculars or a small telescope is required to observe this star. Observers will note its red hue, which corresponds to a B-V color index of +1.570.
Propriétés physiques
| Indice de couleur (B−V) | 1,570 |
Observation
| Magnitude Apparente | +9.54 |
| Magnitude Absolue | 13,24 |
| Distance | 6.0 ly |
Position
| Ascension droite | 17h 57,81m |
| Déclinaison | 4° 41,60′ |
Questions fréquentes
How far is étoile de Barnard from Earth?
étoile de Barnard is approximately 6.0 light-years from Earth.
Can you see étoile de Barnard with the naked eye?
With an apparent magnitude of 9.54, étoile de Barnard is not visible to the naked eye.