4 UMi
4 UMi
4 UMi is a K-type (Orange) star. It carries the designation 4 UMi.
Located approximately 456.8 light-years from Earth, 4 UMi resides within the broader disk of our Milky Way galaxy.
4 UMi is classified as a spectral class K star (K-type (Orange)) on the Harvard spectral classification system.
With an apparent magnitude of +4.80, 4 UMi 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 orange hue, which corresponds to a B-V color index of +1.368.
物理的特性
| スペクトル型 | Class K — K-type (Orange) |
| 色指数 (B−V) | 1.368 |
観測
| 見かけの等級 | +4.80 |
| 絶対等級 | -0.93 |
| 距離 | 457 ly |
位置
| 赤経 | 14h 8.85m |
| 赤緯 | 77° 32.85′ |
よくある質問
What type of star is 4 UMi?
4 UMi is a Class K — K-type (Orange) star.
How far is 4 UMi from Earth?
4 UMi is approximately 456.8 light-years from Earth.
Can you see 4 UMi with the naked eye?
With an apparent magnitude of 4.80, 4 UMi is visible to the naked eye.