20Nu 1CrB
20Nu 1CrB
20Nu 1CrB is a M-type (Red) star. It carries the designation 20Nu 1CrB.
Located approximately 640.8 light-years from Earth, 20Nu 1CrB resides within the broader disk of our Milky Way galaxy.
20Nu 1CrB is classified as a spectral class M star (M-type (Red)) on the Harvard spectral classification system.
With an apparent magnitude of +5.20, 20Nu 1CrB 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 red hue, which corresponds to a B-V color index of +1.631.
物理的特性
| スペクトル型 | M Class M — M-type (Red) |
| 色指数 (B−V) | 1.631 |
観測
| 見かけの等級 | +5.20 |
| 絶対等級 | -1.27 |
| 距離 | 641 ly |
位置
| 赤経 | 16h 22.36m |
| 赤緯 | 33° 47.94′ |
Frequently Asked Questions
What type of star is 20Nu 1CrB?
20Nu 1CrB is a Class M — M-type (Red) star.
How far is 20Nu 1CrB from Earth?
20Nu 1CrB is approximately 640.8 light-years from Earth.
Can you see 20Nu 1CrB with the naked eye?
With an apparent magnitude of 5.20, 20Nu 1CrB is visible to the naked eye.