Vega
3Alp Lyr
Vega is a A-type (White) star located in the constellation Lyra. It carries the designation 3Alp Lyr.
Vega lies approximately 25.0 light-years from Earth, placing it within the Sun's local stellar neighborhood. This relatively short cosmic distance means the light reaching us today departed the star only about 25 years ago.
Vega is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.
Vega has an apparent magnitude of +0.03, 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 -0.001.
Propriedades físicas
| Classe Espectral | Class A — A-type (White) |
| Índice de cor (B−V) | -0,001 |
Observação
| Magnitude Aparente | +0.03 |
| Magnitude Absoluta | 0,60 |
| Distância | 25.0 ly |
| Constelação | Lyra |
Posição
| Ascensão reta | 18h 36,94m |
| Declinação | 38° 47,02′ |
Related Chemistry
Explore the chemical elements connected to Vega on our sister site ChemFYI.
Vega's A0 classification means peak hydrogen absorption lines
Helium lines appear weakly in A0 spectra
Part of the Science FYI Family