Messier 57
" Ring " nebula
Object Details: Located in the constellation Lyra, M57 is known as a planetary nebula and is easily spotted in small telescopes.
| Date |
July 29, 2006 |
| Location |
Starlight Observatory Glasgow , DE |
| Exposure |
RGB 60min (2x10min sub each) 1x1 bin -10c |
| Camera |
Sbig ST2000xm |
| Scope/ lens |
Astro Physics AP130/f6 780mm focal length |
| Filter(s) |
Astrodon I-series (RGB) |
| Cooling |
no additional |
| Guider |
self guided 1x1 5s exp |
| Mount |
AP1200 gto |
| Processing |
CCDsoft, Fits Liberator, Photoshop CS, Gradient X Terminator. (cropped image) |
| Notes |
Removed very bad light gradient. |
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