HIP 31221
HIP 31221 is a M-type (Red) star.
At a distance of roughly 2,091 light-years, HIP 31221 is a distant star lying deep within the Milky Way galaxy.
HIP 31221 is classified as a spectral class M star (M-type (Red)) on the Harvard spectral classification system.
HIP 31221 has an apparent magnitude of +7.95, 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 +1.652.
物理的特性
| スペクトル型 | Class M — M-type (Red) |
| 色指数 (B−V) | 1.652 |
観測
| 見かけの等級 | +7.95 |
| 絶対等級 | -1.08 |
| 距離 | 2,091 ly |
位置
| 赤経 | 6h 32.93m |
| 赤緯 | -43° 34.59′ |
よくある質問
What type of star is HIP 31221?
HIP 31221 is a Class M — M-type (Red) star.
How far is HIP 31221 from Earth?
HIP 31221 is approximately 2,090.7 light-years from Earth.
Can you see HIP 31221 with the naked eye?
With an apparent magnitude of 7.95, HIP 31221 is not visible to the naked eye.