73 Oph
73 Oph
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73 Oph is a F-type (Yellow-White) star. It carries the designation 73 Oph.
Located approximately 178.7 light-years from Earth, 73 Oph resides within the broader disk of our Milky Way galaxy.
73 Oph is classified as a spectral class F star (F-type (Yellow-White)) on the Harvard spectral classification system.
With an apparent magnitude of +5.71, 73 Oph 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 white hue, which corresponds to a B-V color index of +0.363.
物理的特性
| スペクトル型 | F Class F — F-type (Yellow-White) |
| 色指数 (B−V) | 0.363 |
観測
| 見かけの等級 | +5.71 |
| 絶対等級 | 2.02 |
| 距離 | 179 ly |
位置
| 赤経 | 18h 9.56m |
| 赤緯 | 3° 59.60′ |