M57
Ring Nebula
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| Other names: |
NGC6720 |
| Optics: |
Celestron 9.25" SCT at f/10 |
| Mount: |
Mountain Instruments MI-250 w/Gemini on ATS portable pier |
| Camera: |
SBIG ST-2000XM @ -10° C |
| Exposure: |
36 minutes [ 12 x 3 minutes ] |
| Accessories: |
AO-7 [ 6Hz ] |
| Location: |
Ontario, CA |
| Date |
June 3, 2006 |
| Notes: |
Processing: Image acquisition, dark frame calibration, align, and combine in CCDSoft. Levels, curves, and unsharp mask in Photoshop.
The Ring Nebula is a magnitude 8.8 planetary nebula in the constellation Lyra.
Click the image for a larger version (1200 x 900, ~285 KB).
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