9 Cep

9 Cep

9 Cep is a B-type (Blue-White) star. It carries the designation 9 Cep.

9 Cep is an extraordinarily remote star, situated approximately 326,156 light-years from Earth.

9 Cep is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.

With an apparent magnitude of +4.76, 9 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 +0.246.

物理特性

光谱类型 Class B — B-type (Blue-White)
色指数 (B−V) 0.246

观测

视星等 +4.76
绝对星等 -15.24
距离 326,156 ly

位置

赤经 21h 37.92m
赤纬 62° 4.92′

常见问题

What type of star is 9 Cep?
9 Cep is a Class B — B-type (Blue-White) star.
How far is 9 Cep from Earth?
9 Cep is approximately 326,156.0 light-years from Earth.
Can you see 9 Cep with the naked eye?
With an apparent magnitude of 4.76, 9 Cep is visible to the naked eye.