Struve 2398 B
Struve 2398 B is a K-type (Orange) star.
At a distance of approximately 11.3 light-years, Struve 2398 B is one of the Sun's closest stellar neighbors. Light that we observe from Struve 2398 B today left the star roughly 11 years ago, making it a near neighbor in galactic terms.
Struve 2398 B is classified as a spectral class K star (K-type (Orange)) on the Harvard spectral classification system.
Struve 2398 B has an apparent magnitude of +9.70, 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 +1.561.
物理的特性
| スペクトル型 | K Class K — K-type (Orange) |
| 色指数 (B−V) | 1.561 |
観測
| 見かけの等級 | +9.70 |
| 絶対等級 | 12.01 |
| 距離 | 11.3 ly |
位置
| 赤経 | 18h 42.79m |
| 赤緯 | 59° 37.61′ |
Frequently Asked Questions
What type of star is Struve 2398 B?
Struve 2398 B is a Class K — K-type (Orange) star.
How far is Struve 2398 B from Earth?
Struve 2398 B is approximately 11.3 light-years from Earth.
Can you see Struve 2398 B with the naked eye?
With an apparent magnitude of 9.70, Struve 2398 B is not visible to the naked eye.