28Eta Ori
28Eta Ori
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28Eta Ori is a B-type (Blue-White) star located in the constellation Orion. It carries the designation 28Eta Ori.
Located approximately 976.5 light-years from Earth, 28Eta Ori resides within the broader disk of our Milky Way galaxy.
28Eta Ori is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
At an apparent magnitude of +3.35, 28Eta Ori 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 -0.240.
物理特性
| 光谱类型 | B Class B — B-type (Blue-White) |
| 色指数 (B−V) | -0.240 |
观测
| 视星等 | +3.35 |
| 绝对星等 | -4.03 |
| 距离 | 977 ly |
| 星座 | Orion |
位置
| 赤经 | 5h 24.48m |
| 赤纬 | -2° 23.83′ |