Adhara
21Eps CMa
Adhara is a B-type (Blue-White) star located in the constellation Canis Major. It carries the designation 21Eps CMa.
Located approximately 405.2 light-years from Earth, Adhara resides within the broader disk of our Milky Way galaxy.
Adhara is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
Adhara has an apparent magnitude of +1.50, making it a bright and prominent star that is readily visible to the naked eye. It is one of the more conspicuous stars in its region of the sky. Observers will note its blue hue, which corresponds to a B-V color index of -0.211.
Propriétés physiques
| Classe Spectrale | Class B — B-type (Blue-White) |
| Indice de couleur (B−V) | -0,211 |
Observation
| Magnitude Apparente | +1.50 |
| Magnitude Absolue | -3,97 |
| Distance | 405 ly |
| Constellation | Canis Major |
Position
| Ascension droite | 6h 58,63m |
| Déclinaison | -28° 58,33′ |
Questions fréquentes
What type of star is Adhara?
Adhara is a Class B — B-type (Blue-White) star.
How far is Adhara from Earth?
Adhara is approximately 405.2 light-years from Earth.
Can you see Adhara with the naked eye?
With an apparent magnitude of 1.50, Adhara is visible to the naked eye.
What constellation is Adhara in?
Adhara is located in the constellation Canis Major.