81 Leo
81 Leo
81 Leo is a F-type (Yellow-White) star located in the constellation Leo. It carries the designation 81 Leo.
Located approximately 143.2 light-years from Earth, 81 Leo resides within the broader disk of our Milky Way galaxy.
81 Leo is classified as a spectral class F star (F-type (Yellow-White)) on the Harvard spectral classification system.
With an apparent magnitude of +5.58, 81 Leo 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 +0.390.
Đặc tính vật lý
| Phân Loại Quang Phổ | Class F — F-type (Yellow-White) |
| Chỉ số màu (B−V) | 0,390 |
Quan sát
| Cấp Sao Biểu Kiến | +5.58 |
| Cấp Sao Tuyệt Đối | 2,37 |
| Khoảng Cách | 143 ly |
| Chòm Sao | Leo |
Vị trí
| Xích kinh | 11h 25,61m |
| Xích vĩ | 16° 27,39′ |
Câu hỏi thường gặp
What type of star is 81 Leo?
81 Leo is a Class F — F-type (Yellow-White) star.
How far is 81 Leo from Earth?
81 Leo is approximately 143.2 light-years from Earth.
Can you see 81 Leo with the naked eye?
With an apparent magnitude of 5.58, 81 Leo is visible to the naked eye.
What constellation is 81 Leo in?
81 Leo is located in the constellation Leo.