18 And
18 And
18 And is a B-type (Blue-White) star located in the constellation Andromeda. It carries the designation 18 And.
Located approximately 421.4 light-years from Earth, 18 And resides within the broader disk of our Milky Way galaxy.
18 And is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
With an apparent magnitude of +5.35, 18 And 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 -0.061.
Đặc tính vật lý
| Phân Loại Quang Phổ | Class B — B-type (Blue-White) |
| Chỉ số màu (B−V) | -0,061 |
Quan sát
| Cấp Sao Biểu Kiến | +5.35 |
| Cấp Sao Tuyệt Đối | -0,21 |
| Khoảng Cách | 421 ly |
| Chòm Sao | Andromeda |
Vị trí
| Xích kinh | 23h 39,14m |
| Xích vĩ | 50° 28,30′ |
Câu hỏi thường gặp
What type of star is 18 And?
18 And is a Class B — B-type (Blue-White) star.
How far is 18 And from Earth?
18 And is approximately 421.4 light-years from Earth.
Can you see 18 And with the naked eye?
With an apparent magnitude of 5.35, 18 And is visible to the naked eye.
What constellation is 18 And in?
18 And is located in the constellation Andromeda.