アルファルド
30Alp Hya
アルファルド is a K-type (Orange) star. It carries the designation 30Alp Hya.
Located approximately 180.3 light-years from Earth, アルファルド resides within the broader disk of our Milky Way galaxy.
アルファルド is classified as a spectral class K star (K-type (Orange)) on the Harvard spectral classification system.
アルファルド has an apparent magnitude of +1.99, making it a bright and prominent star that is readily visible to the naked eye. It is one of the more conspicuous stars in its region of the sky. Observers will note its red hue, which corresponds to a B-V color index of +1.440.
物理的特性
| スペクトル型 | Class K — K-type (Orange) |
| 色指数 (B−V) | 1.440 |
観測
| 見かけの等級 | +1.99 |
| 絶対等級 | -1.72 |
| 距離 | 180 ly |
位置
| 赤経 | 9h 27.59m |
| 赤緯 | -8° 39.52′ |
よくある質問
What type of star is アルファルド?
アルファルド is a Class K — K-type (Orange) star.
How far is アルファルド from Earth?
アルファルド is approximately 180.3 light-years from Earth.
Can you see アルファルド with the naked eye?
With an apparent magnitude of 1.99, アルファルド is visible to the naked eye.