Rho Cen
Rho Cen
Rho Cen is a B-type (Blue-White) star located in the constellation Centaurus. It carries the designation Rho Cen.
Located approximately 378.8 light-years from Earth, Rho Cen resides within the broader disk of our Milky Way galaxy.
Rho Cen is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
At an apparent magnitude of +3.97, Rho Cen is visible to the naked eye under reasonably clear skies. It may require dark-sky conditions to be seen comfortably in areas with significant light pollution. Observers will note its blue hue, which corresponds to a B-V color index of -0.156.
物理特性
| 光谱类型 | B Class B — B-type (Blue-White) |
| 色指数 (B−V) | -0.156 |
观测
| 视星等 | +3.97 |
| 绝对星等 | -1.36 |
| 距离 | 379 ly |
| 星座 | Centaurus |
位置
| 赤经 | 12h 11.65m |
| 赤纬 | -52° 22.11′ |
Frequently Asked Questions
What type of star is Rho Cen?
Rho Cen is a Class B — B-type (Blue-White) star.
How far is Rho Cen from Earth?
Rho Cen is approximately 378.8 light-years from Earth.
Can you see Rho Cen with the naked eye?
With an apparent magnitude of 3.97, Rho Cen is visible to the naked eye.
What constellation is Rho Cen in?
Rho Cen is located in the constellation Centaurus.