Eta Col
Eta Col
Eta Col is a K-type (Orange) star. It carries the designation Eta Col.
Located approximately 472.0 light-years from Earth, Eta Col resides within the broader disk of our Milky Way galaxy.
Eta Col is classified as a spectral class K star (K-type (Orange)) on the Harvard spectral classification system.
At an apparent magnitude of +3.96, Eta Col is visible to the naked eye under reasonably clear skies. It may require dark-sky conditions to be seen comfortably in areas with significant light pollution. Observers will note its orange hue, which corresponds to a B-V color index of +1.146.
物理特性
| 光谱类型 | Class K — K-type (Orange) |
| 色指数 (B−V) | 1.146 |
观测
| 视星等 | +3.96 |
| 绝对星等 | -1.84 |
| 距离 | 472 ly |
位置
| 赤经 | 5h 59.15m |
| 赤纬 | -42° 48.91′ |
常见问题
What type of star is Eta Col?
Eta Col is a Class K — K-type (Orange) star.
How far is Eta Col from Earth?
Eta Col is approximately 472.0 light-years from Earth.
Can you see Eta Col with the naked eye?
With an apparent magnitude of 3.96, Eta Col is visible to the naked eye.