M57: The Ring Nebula
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A star shed this ring of ionized gas as it collapsed into a white dwarf.
Image details
| Telescope: | Stellina | |
| Length: | 400mm | |
| Aperture: | 80mm | |
| F-stop: | f/5.0 | |
| Sessions: | 2 | |
| Captured: | 2021-06-19 to 2021-09-09 | |
| Lights: | 107 | |
| Exposure: | 10 | |
| Total exposure: | 17 m | |
| Ra: | 18h 53m 34.9s | |
| Dec: | +33° 01' 49.641 | |
| Size: | 31.657 x 21.434 arcmin | |
| Radius: | 0.319 deg | |
| Scale: | 0.618 arcsec/pixel |