Sadr
37Gam Cyg
Sadr is a F-type (Yellow-White) star located in the constellation Cygnus. It carries the designation 37Gam Cyg.
At a distance of roughly 1,832 light-years, Sadr is a distant star lying deep within the Milky Way galaxy.
Sadr is classified as a spectral class F star (F-type (Yellow-White)) on the Harvard spectral classification system.
At an apparent magnitude of +2.23, Sadr is visible to the naked eye under reasonably clear skies. It may require dark-sky conditions to be seen comfortably in areas with significant light pollution. Observers will note its yellow-white hue, which corresponds to a B-V color index of +0.673.
物理特性
| 光谱类型 | Class F — F-type (Yellow-White) |
| 色指数 (B−V) | 0.673 |
观测
| 视星等 | +2.23 |
| 绝对星等 | -6.52 |
| 距离 | 1,832 ly |
| 星座 | Cygnus |
位置
| 赤经 | 20h 22.23m |
| 赤纬 | 40° 15.40′ |
常见问题
What type of star is Sadr?
Sadr is a Class F — F-type (Yellow-White) star.
How far is Sadr from Earth?
Sadr is approximately 1,832.3 light-years from Earth.
Can you see Sadr with the naked eye?
With an apparent magnitude of 2.23, Sadr is visible to the naked eye.
What constellation is Sadr in?
Sadr is located in the constellation Cygnus.