グリーゼ436
グリーゼ436 is a M-type (Red) star located in the constellation Leo.
グリーゼ436 lies approximately 33.1 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 33 years ago.
グリーゼ436 is classified as a spectral class M star (M-type (Red)) on the Harvard spectral classification system.
At an apparent magnitude of +10.67, グリーゼ436 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 +1.493.
物理的特性
| スペクトル型 | Class M — M-type (Red) |
| 色指数 (B−V) | 1.493 |
観測
| 見かけの等級 | +10.67 |
| 絶対等級 | 10.64 |
| 距離 | 33.1 ly |
| 星座 | Leo |
位置
| 赤経 | 11h 42.18m |
| 赤緯 | 26° 42.39′ |
よくある質問
What type of star is グリーゼ436?
グリーゼ436 is a Class M — M-type (Red) star.
How far is グリーゼ436 from Earth?
グリーゼ436 is approximately 33.1 light-years from Earth.
Can you see グリーゼ436 with the naked eye?
With an apparent magnitude of 10.67, グリーゼ436 is not visible to the naked eye.
What constellation is グリーゼ436 in?
グリーゼ436 is located in the constellation Leo.