HIP 21818
HIP 21818 is a K-type (Orange) star located in the constellation Taurus.
HIP 21818 lies approximately 43.0 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 43 years ago.
HIP 21818 is classified as a spectral class K star (K-type (Orange)) on the Harvard spectral classification system.
HIP 21818 has an apparent magnitude of +8.09, 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 orange hue, which corresponds to a B-V color index of +1.092.
Propriedades físicas
| Classe Espectral | Class K — K-type (Orange) |
| Índice de cor (B−V) | 1,092 |
Observação
| Magnitude Aparente | +8.09 |
| Magnitude Absoluta | 7,49 |
| Distância | 43.0 ly |
| Constelação | Taurus |
Posição
| Ascensão reta | 4h 41,31m |
| Declinação | 20° 54,09′ |
Perguntas frequentes
What type of star is HIP 21818?
HIP 21818 is a Class K — K-type (Orange) star.
How far is HIP 21818 from Earth?
HIP 21818 is approximately 43.0 light-years from Earth.
Can you see HIP 21818 with the naked eye?
With an apparent magnitude of 8.09, HIP 21818 is not visible to the naked eye.
What constellation is HIP 21818 in?
HIP 21818 is located in the constellation Taurus.