NGC7635
" Bubble" nebula
Object Details: The Bubble nebula is known as an "emission" nebula and lies at the center of a large complex of glowing gas. It really is an interstellar bubble, blown by stellar winds from the brightest star visible within the bubbles boundary. The bubbles expansion is constrained by the surrounding material. It is located in the constellation Cassiopeia.
| Date |
September 3, 2005 |
| Location |
Black Forest Star Party - Cherry Springs , PA. |
| Exposure |
RGB 90 min total (3x10 min each subs) 1x1 bin -20c |
| 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 3 sec exposures |
| Mount |
Losmandy G11 w/dsc non- gemini |
| Processing |
CCDsoft, Photoshop CS ( levels, curves, gaussian blur) |
| Notes |
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