40 Aur
40 Aur
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40 Aur is a A-type (White) star. It carries the designation 40 Aur.
Located approximately 340.8 light-years from Earth, 40 Aur resides within the broader disk of our Milky Way galaxy.
40 Aur is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.
With an apparent magnitude of +5.35, 40 Aur 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 blue-white hue, which corresponds to a B-V color index of +0.251.
物理特性
| 光谱类型 | A Class A — A-type (White) |
| 色指数 (B−V) | 0.251 |
观测
| 视星等 | +5.35 |
| 绝对星等 | 0.26 |
| 距离 | 341 ly |
位置
| 赤经 | 6h 6.58m |
| 赤纬 | 38° 28.96′ |
Frequently Asked Questions
What type of star is 40 Aur?
40 Aur is a Class A — A-type (White) star.
How far is 40 Aur from Earth?
40 Aur is approximately 340.8 light-years from Earth.
Can you see 40 Aur with the naked eye?
With an apparent magnitude of 5.35, 40 Aur is visible to the naked eye.