HIP 21147
HIP 21147 is a M-type (Red) star.
At a distance of roughly 1,056 light-years, HIP 21147 is a distant star lying deep within the Milky Way galaxy.
HIP 21147 is classified as a spectral class M star (M-type (Red)) on the Harvard spectral classification system.
HIP 21147 has an apparent magnitude of +6.76, 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 +1.519.
物理的特性
| スペクトル型 | Class M — M-type (Red) |
| 色指数 (B−V) | 1.519 |
観測
| 見かけの等級 | +6.76 |
| 絶対等級 | -0.79 |
| 距離 | 1,056 ly |
位置
| 赤経 | 4h 32.00m |
| 赤緯 | -20° 41.97′ |
よくある質問
What type of star is HIP 21147?
HIP 21147 is a Class M — M-type (Red) star.
How far is HIP 21147 from Earth?
HIP 21147 is approximately 1,055.5 light-years from Earth.
Can you see HIP 21147 with the naked eye?
With an apparent magnitude of 6.76, HIP 21147 is not visible to the naked eye.