444 B
444 B
| name | constellation | created_by | created_date | updated_by | updated_date |
|---|---|---|---|---|---|
| Sadr (γ Cygni) | Cyg | editor.cs | 2022-01-21 17:00:00 | skybber | 2022-01-27 17:50:36.521693 |
the star has a guide star, which, with a magnitude of 9.9 at a distance of 142", can be seen with a telescope with a 6 cm diameter lens. He himself is still a close binary. The distance from the Earth is estimated to be 1800ly, so its luminosity is 33,000 times that of the Sun.