HIP 21518
HIP 21518 is a M-type (Red) star.
HIP 21518 is an extraordinarily remote star, situated approximately 326,156 light-years from Earth.
HIP 21518 is classified as a spectral class M star (M-type (Red)) on the Harvard spectral classification system.
HIP 21518 has an apparent magnitude of +8.50, 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 +1.660.
物理特性
| 光谱类型 | Class M — M-type (Red) |
| 色指数 (B−V) | 1.660 |
观测
| 视星等 | +8.50 |
| 绝对星等 | -11.50 |
| 距离 | 326,156 ly |
位置
| 赤经 | 4h 37.26m |
| 赤纬 | -12° 33.62′ |
常见问题
What type of star is HIP 21518?
HIP 21518 is a Class M — M-type (Red) star.
How far is HIP 21518 from Earth?
HIP 21518 is approximately 326,156.0 light-years from Earth.
Can you see HIP 21518 with the naked eye?
With an apparent magnitude of 8.50, HIP 21518 is not visible to the naked eye.