The Heart of Cygnus | |||
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The Heart of the Constellation Cygnus surrounding the star Sadr. To the right is the tiny Crescent nebula. The image was taken through a hydrogen alpha filter | |||
| Optics: | Canon 200mm lens | ||
| Camera: | astro-modified Canon 6D | ||
| Exposure info: | 20 x 200 secs | ||
| Filters used: | Astronomik H-alpha | ||
| date: | July 2016 | ||