Lalande 21185
Lalande 21185 is a M-type (Red) star located in the constellation Ursa Major.
At a distance of approximately 8.31 light-years, Lalande 21185 is one of the Sun's closest stellar neighbors. Light that we observe from Lalande 21185 today left the star roughly 8 years ago, making it a near neighbor in galactic terms.
Lalande 21185 is classified as a spectral class M star (M-type (Red)) on the Harvard spectral classification system.
Lalande 21185 has an apparent magnitude of +7.49, placing it beyond naked-eye visibility. A good pair of binoculars or a small telescope is required to observe this star. Observers will note its red hue, which corresponds to a B-V color index of +1.502.
Đặc tính vật lý
| Phân Loại Quang Phổ | Class M — M-type (Red) |
| Chỉ số màu (B−V) | 1,502 |
Quan sát
| Cấp Sao Biểu Kiến | +7.49 |
| Cấp Sao Tuyệt Đối | 10,46 |
| Khoảng Cách | 8.3 ly |
| Chòm Sao | Ursa Major |
Vị trí
| Xích kinh | 11h 3,34m |
| Xích vĩ | 35° 58,19′ |
Câu hỏi thường gặp
What type of star is Lalande 21185?
Lalande 21185 is a Class M — M-type (Red) star.
How far is Lalande 21185 from Earth?
Lalande 21185 is approximately 8.3 light-years from Earth.
Can you see Lalande 21185 with the naked eye?
With an apparent magnitude of 7.49, Lalande 21185 is not visible to the naked eye.
What constellation is Lalande 21185 in?
Lalande 21185 is located in the constellation Ursa Major.