Yildun
23Del UMi
Yildun is a A-type (White) star. It carries the designation 23Del UMi.
Located approximately 172.1 light-years from Earth, Yildun resides within the broader disk of our Milky Way galaxy.
Yildun is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.
With an apparent magnitude of +4.35, Yildun sits near the limit of naked-eye visibility. It can be glimpsed without optical aid under dark skies, but binoculars will make observation much easier. Observers will note its blue-white hue, which corresponds to a B-V color index of +0.021.
Propiedades físicas
| Clase Espectral | A Class A — A-type (White) |
| Índice de color (B−V) | 0,021 |
Observación
| Magnitud Aparente | +4.35 |
| Magnitud Absoluta | 0,74 |
| Distancia | 172 ly |
Posición
| Ascensión recta | 17h 32,22m |
| Declinación | 86° 35,19′ |
Frequently Asked Questions
What type of star is Yildun?
Yildun is a Class A — A-type (White) star.
How far is Yildun from Earth?
Yildun is approximately 172.1 light-years from Earth.
Can you see Yildun with the naked eye?
With an apparent magnitude of 4.35, Yildun is visible to the naked eye.