9 Sge
9 Sge
9 Sge is a O-type (Blue) star. It carries the designation 9 Sge.
9 Sge is an extraordinarily remote star, situated approximately 326,156 light-years from Earth.
9 Sge is classified as a spectral class O star (O-type (Blue)) on the Harvard spectral classification system.
9 Sge has an apparent magnitude of +6.24, placing it beyond naked-eye visibility. A good pair of binoculars or a small telescope is required to observe this star. Observers will note its blue hue, which corresponds to a B-V color index of -0.031.
物理特性
| 光谱类型 | Class O — O-type (Blue) |
| 色指数 (B−V) | -0.031 |
观测
| 视星等 | +6.24 |
| 绝对星等 | -13.76 |
| 距离 | 326,156 ly |
位置
| 赤经 | 19h 52.36m |
| 赤纬 | 18° 40.31′ |
常见问题
What type of star is 9 Sge?
9 Sge is a Class O — O-type (Blue) star.
How far is 9 Sge from Earth?
9 Sge is approximately 326,156.0 light-years from Earth.
Can you see 9 Sge with the naked eye?
With an apparent magnitude of 6.24, 9 Sge is not visible to the naked eye.