HIP 21057
HIP 21057 is a M-type (Red) star.
At a distance of roughly 1,773 light-years, HIP 21057 is a distant star lying deep within the Milky Way galaxy.
HIP 21057 is classified as a spectral class M star (M-type (Red)) on the Harvard spectral classification system.
HIP 21057 has an apparent magnitude of +7.91, 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 red hue, which corresponds to a B-V color index of +1.673.
Đặc tính vật lý
| Phân Loại Quang Phổ | Class M — M-type (Red) |
| Chỉ số màu (B−V) | 1,673 |
Quan sát
| Cấp Sao Biểu Kiến | +7.91 |
| Cấp Sao Tuyệt Đối | -0,77 |
| Khoảng Cách | 1,773 ly |
Vị trí
| Xích kinh | 4h 30,81m |
| Xích vĩ | -45° 35,79′ |
Câu hỏi thường gặp
What type of star is HIP 21057?
HIP 21057 is a Class M — M-type (Red) star.
How far is HIP 21057 from Earth?
HIP 21057 is approximately 1,772.6 light-years from Earth.
Can you see HIP 21057 with the naked eye?
With an apparent magnitude of 7.91, HIP 21057 is not visible to the naked eye.