HIP 21765
HIP 21765 is a M-type (Red) star.
Located approximately 64.2 light-years from Earth, HIP 21765 resides within the broader disk of our Milky Way galaxy.
HIP 21765 is classified as a spectral class M star (M-type (Red)) on the Harvard spectral classification system.
At an apparent magnitude of +10.27, HIP 21765 is a faint star that requires a telescope to observe. It is invisible to the naked eye and too dim for most binoculars. Observers will note its red hue, which corresponds to a B-V color index of +1.490.
物理的特性
| スペクトル型 | Class M — M-type (Red) |
| 色指数 (B−V) | 1.490 |
観測
| 見かけの等級 | +10.27 |
| 絶対等級 | 8.80 |
| 距離 | 64.2 ly |
位置
| 赤経 | 4h 40.49m |
| 赤緯 | -9° 11.77′ |
よくある質問
What type of star is HIP 21765?
HIP 21765 is a Class M — M-type (Red) star.
How far is HIP 21765 from Earth?
HIP 21765 is approximately 64.2 light-years from Earth.
Can you see HIP 21765 with the naked eye?
With an apparent magnitude of 10.27, HIP 21765 is not visible to the naked eye.