28 Her
28 Her
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28 Her is a B-type (Blue-White) star located in the constellation Hercules. It carries the designation 28 Her.
Located approximately 386.0 light-years from Earth, 28 Her resides within the broader disk of our Milky Way galaxy.
28 Her is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
With an apparent magnitude of +5.63, 28 Her 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 hue, which corresponds to a B-V color index of -0.044.
物理的特性
| スペクトル型 | B Class B — B-type (Blue-White) |
| 色指数 (B−V) | -0.044 |
観測
| 見かけの等級 | +5.63 |
| 絶対等級 | 0.26 |
| 距離 | 386 ly |
| 星座 | Hercules |
位置
| 赤経 | 16h 32.59m |
| 赤緯 | 5° 31.27′ |