40 Leo
40 Leo
40 Leo is a F-type (Yellow-White) star located in the constellation Leo. It carries the designation 40 Leo.
Located approximately 69.7 light-years from Earth, 40 Leo resides within the broader disk of our Milky Way galaxy.
40 Leo is classified as a spectral class F star (F-type (Yellow-White)) on the Harvard spectral classification system.
With an apparent magnitude of +4.78, 40 Leo sits near the limit of naked-eye visibility. It can be glimpsed without optical aid under dark skies, but binoculars will make observation much easier. Observers will note its white hue, which corresponds to a B-V color index of +0.452.
物理的特性
| スペクトル型 | F Class F — F-type (Yellow-White) |
| 色指数 (B−V) | 0.452 |
観測
| 見かけの等級 | +4.78 |
| 絶対等級 | 3.13 |
| 距離 | 69.7 ly |
| 星座 | Leo |
位置
| 赤経 | 10h 19.74m |
| 赤緯 | 19° 28.25′ |
Frequently Asked Questions
What type of star is 40 Leo?
40 Leo is a Class F — F-type (Yellow-White) star.
How far is 40 Leo from Earth?
40 Leo is approximately 69.7 light-years from Earth.
Can you see 40 Leo with the naked eye?
With an apparent magnitude of 4.78, 40 Leo is visible to the naked eye.
What constellation is 40 Leo in?
40 Leo is located in the constellation Leo.