HIP 21555
HIP 21555 is a A-type (White) star.
At a distance of roughly 1,250 light-years, HIP 21555 is a distant star lying deep within the Milky Way galaxy.
HIP 21555 is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.
HIP 21555 has an apparent magnitude of +7.91, 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-white hue, which corresponds to a B-V color index of +0.172.
物理的特性
| スペクトル型 | A Class A — A-type (White) |
| 色指数 (B−V) | 0.172 |
観測
| 見かけの等級 | +7.91 |
| 絶対等級 | -0.01 |
| 距離 | 1,250 ly |
位置
| 赤経 | 4h 37.70m |
| 赤緯 | 71° 53.66′ |
Frequently Asked Questions
What type of star is HIP 21555?
HIP 21555 is a Class A — A-type (White) star.
How far is HIP 21555 from Earth?
HIP 21555 is approximately 1,249.6 light-years from Earth.
Can you see HIP 21555 with the naked eye?
With an apparent magnitude of 7.91, HIP 21555 is not visible to the naked eye.