22 UMa
22 UMa
22 UMa is a F-type (Yellow-White) star located in the constellation Ursa Major. It carries the designation 22 UMa.
Located approximately 160.1 light-years from Earth, 22 UMa resides within the broader disk of our Milky Way galaxy.
22 UMa is classified as a spectral class F star (F-type (Yellow-White)) on the Harvard spectral classification system.
With an apparent magnitude of +5.77, 22 UMa 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 +0.530.
คุณสมบัติทางกายภาพ
| ประเภทสเปกตรัม | Class F — F-type (Yellow-White) |
| ดัชนีสี (B−V) | 0.530 |
การสังเกต
| โชติมาตรปรากฏ | +5.77 |
| โชติมาตรสัมบูรณ์ | 2.32 |
| ระยะทาง | 160 ly |
| กลุ่มดาว | Ursa Major |
ตำแหน่ง
| ไรต์แอสเซนชัน | 9h 34.89m |
| เดคลิเนชัน | 72° 12.34′ |
คำถามที่พบบ่อย
What type of star is 22 UMa?
22 UMa is a Class F — F-type (Yellow-White) star.
How far is 22 UMa from Earth?
22 UMa is approximately 160.1 light-years from Earth.
Can you see 22 UMa with the naked eye?
With an apparent magnitude of 5.77, 22 UMa is visible to the naked eye.
What constellation is 22 UMa in?
22 UMa is located in the constellation Ursa Major.