M 57 - Ring Nebula
M 57 - Ring Nebula |
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Object data of Messier 57 |
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| Object type: | Planetary nebula | |
| Size: | 1.2' | |
| Magnitude: | 9.7 mag | |
| Constellation: | Lyr | |
| Distance: | 2,300 Ly | |
| Notes: | The Ring Nebula (M57) is a planetary nebula in the northern constellation Lyra. Faint outer shells are made visible in the above image by using additional exposures through a Ha filter. | |
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Exposure data |
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| Date: | 2015-06-28 + 2015-07-01+02+04+05+06 | |
| Location: | Nussbach / Austria (400m) | |
| Telescope: | 12" Newtonian telescope (f=1120mm) | |
| Camera: | QSI 660wsg-8 with Astrodon filters | |
| Binning: | L 1x1 / RGB 1x1 / Ha 1x1 | |
| Mount: | ASA DDM85 | |
| Exposure time: | L 38x2min / R 14x2min / G 14x2min / B 14x2min / Ha 76x8min | |
| Exposure time total: | 12h 48min | |
| Notes: | Image acquisition in 6 nights around full moon. | |
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