Eta Ara
Eta Ara
Eta Ara is a K-type (Orange) star. It carries the designation Eta Ara.
Located approximately 299.2 light-years from Earth, Eta Ara resides within the broader disk of our Milky Way galaxy.
Eta Ara is classified as a spectral class K star (K-type (Orange)) on the Harvard spectral classification system.
At an apparent magnitude of +3.77, Eta Ara 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 red hue, which corresponds to a B-V color index of +1.562.
物理的特性
| スペクトル型 | Class K — K-type (Orange) |
| 色指数 (B−V) | 1.562 |
観測
| 見かけの等級 | +3.77 |
| 絶対等級 | -1.04 |
| 距離 | 299 ly |
位置
| 赤経 | 16h 49.79m |
| 赤緯 | -59° 2.48′ |
よくある質問
What type of star is Eta Ara?
Eta Ara is a Class K — K-type (Orange) star.
How far is Eta Ara from Earth?
Eta Ara is approximately 299.2 light-years from Earth.
Can you see Eta Ara with the naked eye?
With an apparent magnitude of 3.77, Eta Ara is visible to the naked eye.