Antares
21Alp Sco
Antares is a M-type (Red) star located in the constellation Scorpius. It carries the designation 21Alp Sco.
Located approximately 553.8 light-years from Earth, Antares resides within the broader disk of our Milky Way galaxy.
Antares is classified as a spectral class M star (M-type (Red)) on the Harvard spectral classification system.
Antares has an apparent magnitude of +1.06, 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 red hue, which corresponds to a B-V color index of +1.865.
Propiedades físicas
| Clase Espectral | Class M — M-type (Red) |
| Índice de color (B−V) | 1,865 |
Observación
| Magnitud Aparente | +1.06 |
| Magnitud Absoluta | -5,09 |
| Distancia | 554 ly |
| Constelación | Scorpius |
Posición
| Ascensión recta | 16h 29,41m |
| Declinación | -26° 25,92′ |
Related Chemistry
Explore the chemical elements connected to Antares on our sister site ChemFYI.
TiO bands dominate the spectrum of this M-type supergiant
Iron peak elements from advanced nucleosynthesis stages
Oxygen combines with titanium forming prominent TiO molecules
Part of the Science FYI Family