HIP 109638
HIP 109638 is a M-type (Red) star located in the constellation Pegasus.
HIP 109638 lies approximately 48.8 light-years from Earth, placing it within the Sun's local stellar neighborhood. This relatively short cosmic distance means the light reaching us today departed the star only about 48 years ago.
HIP 109638 is classified as a spectral class M star (M-type (Red)) on the Harvard spectral classification system.
At an apparent magnitude of +11.99, HIP 109638 is a faint star that requires a telescope to observe. It is invisible to the naked eye and too dim for most binoculars. Observers will note its red hue, which corresponds to a B-V color index of +1.553.
物理的特性
| スペクトル型 | Class M — M-type (Red) |
| 色指数 (B−V) | 1.553 |
観測
| 見かけの等級 | +11.99 |
| 絶対等級 | 11.12 |
| 距離 | 48.8 ly |
| 星座 | Pegasus |
位置
| 赤経 | 22h 12.60m |
| 赤緯 | 8° 33.19′ |
よくある質問
What type of star is HIP 109638?
HIP 109638 is a Class M — M-type (Red) star.
How far is HIP 109638 from Earth?
HIP 109638 is approximately 48.8 light-years from Earth.
Can you see HIP 109638 with the naked eye?
With an apparent magnitude of 11.99, HIP 109638 is not visible to the naked eye.
What constellation is HIP 109638 in?
HIP 109638 is located in the constellation Pegasus.