HIP 21825
HIP 21825 is a M-type (Red) star.
At a distance of roughly 2,764 light-years, HIP 21825 is a distant star lying deep within the Milky Way galaxy.
HIP 21825 is classified as a spectral class M star (M-type (Red)) on the Harvard spectral classification system.
HIP 21825 has an apparent magnitude of +7.34, 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 +1.697.
物理的特性
| スペクトル型 | Class M — M-type (Red) |
| 色指数 (B−V) | 1.697 |
観測
| 見かけの等級 | +7.34 |
| 絶対等級 | -2.30 |
| 距離 | 2,764 ly |
位置
| 赤経 | 4h 41.52m |
| 赤緯 | -23° 58.59′ |
よくある質問
What type of star is HIP 21825?
HIP 21825 is a Class M — M-type (Red) star.
How far is HIP 21825 from Earth?
HIP 21825 is approximately 2,764.0 light-years from Earth.
Can you see HIP 21825 with the naked eye?
With an apparent magnitude of 7.34, HIP 21825 is not visible to the naked eye.