HIP 40639
HIP 40639 is a M-type (Red) star.
At a distance of roughly 3,136 light-years, HIP 40639 is a distant star lying deep within the Milky Way galaxy.
HIP 40639 is classified as a spectral class M star (M-type (Red)) on the Harvard spectral classification system.
HIP 40639 has an apparent magnitude of +6.42, 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 +1.446.
物理的特性
| スペクトル型 | M Class M — M-type (Red) |
| 色指数 (B−V) | 1.446 |
観測
| 見かけの等級 | +6.42 |
| 絶対等級 | -3.50 |
| 距離 | 3,136 ly |
位置
| 赤経 | 8h 17.77m |
| 赤緯 | -36° 4.06′ |
Frequently Asked Questions
What type of star is HIP 40639?
HIP 40639 is a Class M — M-type (Red) star.
How far is HIP 40639 from Earth?
HIP 40639 is approximately 3,136.1 light-years from Earth.
Can you see HIP 40639 with the naked eye?
With an apparent magnitude of 6.42, HIP 40639 is not visible to the naked eye.