HIP 18691
HIP 18691 is a M-type (Red) star.
At a distance of roughly 1,250 light-years, HIP 18691 is a distant star lying deep within the Milky Way galaxy.
HIP 18691 is classified as a spectral class M star (M-type (Red)) on the Harvard spectral classification system.
HIP 18691 has an apparent magnitude of +6.51, 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 +1.651.
物理的特性
| スペクトル型 | Class M — M-type (Red) |
| 色指数 (B−V) | 1.651 |
観測
| 見かけの等級 | +6.51 |
| 絶対等級 | -1.41 |
| 距離 | 1,250 ly |
位置
| 赤経 | 4h 0.26m |
| 赤緯 | -51° 33.90′ |
よくある質問
What type of star is HIP 18691?
HIP 18691 is a Class M — M-type (Red) star.
How far is HIP 18691 from Earth?
HIP 18691 is approximately 1,249.6 light-years from Earth.
Can you see HIP 18691 with the naked eye?
With an apparent magnitude of 6.51, HIP 18691 is not visible to the naked eye.