Rígel
19Bet Ori
Rígel is a B-type (Blue-White) star located in the constellation Orion. It carries the designation 19Bet Ori.
Located approximately 862.9 light-years from Earth, Rígel resides within the broader disk of our Milky Way galaxy.
Rígel is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
Rígel has an apparent magnitude of +0.18, 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 -0.030.
Propriedades físicas
| Classe Espectral | Class B — B-type (Blue-White) |
| Índice de cor (B−V) | -0,030 |
Observação
| Magnitude Aparente | +0.18 |
| Magnitude Absoluta | -6,93 |
| Distância | 863 ly |
| Constelação | Orion |
Posição
| Ascensão reta | 5h 14,54m |
| Declinação | -8° 12,10′ |
Related Chemistry
Explore the chemical elements connected to Rígel on our sister site ChemFYI.
Hydrogen Balmer series visible in B-type supergiants
Neutral helium lines are a defining feature of B-type spectra
CNO-cycle product enriched in blue supergiant atmospheres
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