プレイオネ
28 Tau
プレイオネ is a B-type (Blue-White) star located in the constellation Taurus. It carries the designation 28 Tau.
Located approximately 381.9 light-years from Earth, プレイオネ resides within the broader disk of our Milky Way galaxy.
プレイオネ is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
With an apparent magnitude of +5.05, プレイオネ 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 -0.082.
物理的特性
| スペクトル型 | Class B — B-type (Blue-White) |
| 色指数 (B−V) | -0.082 |
観測
| 見かけの等級 | +5.05 |
| 絶対等級 | -0.29 |
| 距離 | 382 ly |
| 星座 | Taurus |
位置
| 赤経 | 3h 49.19m |
| 赤緯 | 24° 8.20′ |
よくある質問
What type of star is プレイオネ?
プレイオネ is a Class B — B-type (Blue-White) star.
How far is プレイオネ from Earth?
プレイオネ is approximately 381.9 light-years from Earth.
Can you see プレイオネ with the naked eye?
With an apparent magnitude of 5.05, プレイオネ is visible to the naked eye.
What constellation is プレイオネ in?
プレイオネ is located in the constellation Taurus.