Alpha Eridani
Alp Eri
Alpha Eridani is a B-type (Blue-White) star. It carries the designation Alp Eri.
Located approximately 139.4 light-years from Earth, Alpha Eridani resides within the broader disk of our Milky Way galaxy.
Alpha Eridani is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
Alpha Eridani has an apparent magnitude of +0.45, 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 -0.158.
Sifat Fisik
| Kelas Spektral | Class B — B-type (Blue-White) |
| Indeks Warna (B−V) | -0,158 |
Pengamatan
| Magnitudo Semu | +0.45 |
| Magnitudo Mutlak | -2,70 |
| Jarak | 139 ly |
Posisi
| Asensio Rekta | 1h 37,71m |
| Deklinasi | -57° 14,21′ |
Pertanyaan yang Sering Diajukan
What type of star is Alpha Eridani?
Alpha Eridani is a Class B — B-type (Blue-White) star.
How far is Alpha Eridani from Earth?
Alpha Eridani is approximately 139.4 light-years from Earth.
Can you see Alpha Eridani with the naked eye?
With an apparent magnitude of 0.45, Alpha Eridani is visible to the naked eye.