HIP 21977
HIP 21977 is a A-type (White) star.
Located approximately 632.1 light-years from Earth, HIP 21977 resides within the broader disk of our Milky Way galaxy.
HIP 21977 is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.
HIP 21977 has an apparent magnitude of +8.28, 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 +0.259.
物理的特性
| スペクトル型 | A Class A — A-type (White) |
| 色指数 (B−V) | 0.259 |
観測
| 見かけの等級 | +8.28 |
| 絶対等級 | 1.84 |
| 距離 | 632 ly |
位置
| 赤経 | 4h 43.45m |
| 赤緯 | -58° 47.37′ |
Frequently Asked Questions
What type of star is HIP 21977?
HIP 21977 is a Class A — A-type (White) star.
How far is HIP 21977 from Earth?
HIP 21977 is approximately 632.1 light-years from Earth.
Can you see HIP 21977 with the naked eye?
With an apparent magnitude of 8.28, HIP 21977 is not visible to the naked eye.