30 Cep
30 Cep
30 Cep is a A-type (White) star. It carries the designation 30 Cep.
Located approximately 287.1 light-years from Earth, 30 Cep resides within the broader disk of our Milky Way galaxy.
30 Cep is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.
With an apparent magnitude of +5.19, 30 Cep 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 +0.083.
物理特性
| 光谱类型 | A Class A — A-type (White) |
| 色指数 (B−V) | 0.083 |
观测
| 视星等 | +5.19 |
| 绝对星等 | 0.47 |
| 距离 | 287 ly |
位置
| 赤经 | 22h 38.65m |
| 赤纬 | 63° 35.07′ |
Frequently Asked Questions
What type of star is 30 Cep?
30 Cep is a Class A — A-type (White) star.
How far is 30 Cep from Earth?
30 Cep is approximately 287.1 light-years from Earth.
Can you see 30 Cep with the naked eye?
With an apparent magnitude of 5.19, 30 Cep is visible to the naked eye.