M57: Ring Nebula in Lyra
M57: Ring Nebula in Lyra |
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M57 |
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Object Data |
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| Object type: | Planetary Nebula | ||
| Size: | 1.5 x 1 arcmin | ||
| Magnitude: | 8,8 | ||
| Constellation: | Lyra | ||
| Distance: | 2600 light years | ||
Notes: |
M57 was formed when its host star expelled a
vast envelope of ionized gas just before evolving into a white dwarf.
That small galaxy seen above M57 is IC 1296, a barred spiral galaxy located
approx. 221 million light years away. |
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Exposure Data |
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| Date: | 05/26/22 | ||
| Location: | Lockwood Observatory 2, Descanso, CA | ||
| Telescope: | DSI RC10c; fl 1867mm at f/7.3 | ||
| Camera: | FLI 6303e with Astrodon LRGB filters | ||
| Mount: | AP1100 GTO3 | ||
| Exposure time: | 80 min of Lum; 20 min each RGB | ||
| Exposure time total: | 2 hrs 20 min | ||
| Notes: |
Cropped. FOV = 19.8 x 13.5 arcmin. Image Scale - 0.99 arcsec/pixel |
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