HIP 21869
HIP 21869 is a B-type (Blue-White) star.
Located approximately 494.9 light-years from Earth, HIP 21869 resides within the broader disk of our Milky Way galaxy.
HIP 21869 is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
HIP 21869 has an apparent magnitude of +6.93, 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 blue hue, which corresponds to a B-V color index of -0.034.
物理的特性
| スペクトル型 | Class B — B-type (Blue-White) |
| 色指数 (B−V) | -0.034 |
観測
| 見かけの等級 | +6.93 |
| 絶対等級 | 1.02 |
| 距離 | 495 ly |
位置
| 赤経 | 4h 42.14m |
| 赤緯 | -37° 36.81′ |
よくある質問
What type of star is HIP 21869?
HIP 21869 is a Class B — B-type (Blue-White) star.
How far is HIP 21869 from Earth?
HIP 21869 is approximately 494.9 light-years from Earth.
Can you see HIP 21869 with the naked eye?
With an apparent magnitude of 6.93, HIP 21869 is not visible to the naked eye.