45 Eri
45 Eri
45 Eri is a K-type (Orange) star. It carries the designation 45 Eri.
Located approximately 656.2 light-years from Earth, 45 Eri resides within the broader disk of our Milky Way galaxy.
45 Eri is classified as a spectral class K star (K-type (Orange)) on the Harvard spectral classification system.
With an apparent magnitude of +4.91, 45 Eri 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 orange hue, which corresponds to a B-V color index of +1.320.
Đặc tính vật lý
| Phân Loại Quang Phổ | K Class K — K-type (Orange) |
| Chỉ số màu (B−V) | 1,320 |
Quan sát
| Cấp Sao Biểu Kiến | +4.91 |
| Cấp Sao Tuyệt Đối | -1,61 |
| Khoảng Cách | 656 ly |
Vị trí
| Xích kinh | 4h 31,88m |
| Xích vĩ | 0° 2,64′ |
Frequently Asked Questions
What type of star is 45 Eri?
45 Eri is a Class K — K-type (Orange) star.
How far is 45 Eri from Earth?
45 Eri is approximately 656.2 light-years from Earth.
Can you see 45 Eri with the naked eye?
With an apparent magnitude of 4.91, 45 Eri is visible to the naked eye.