galacticsights
astrophotography
Sh2-82, Little Cocoon Nebula
Technical Details
Location | Zollikerberg, Switzerland |
Camera | Nikon DSLR D810A |
Telescope | TS ONTC 12" f/4 Carbon Newton |
Optics | TS 2,5" Wynne Coma Corrector |
Focal Length | 1140mm |
Mount | iOptron CEM120 Center-Balanced Equatorial Mount |
Autoguiding | PHD2 (Dithering) |
Focuser | Moonlite |
Planetarium Software | Stellarium | Image Session Control | APT - Astro Photography Tool v3.81, ASCOM Platform 6 |
Lights | 61 x 120s (total 2h02'), ISO-1600, additional Biases, Flats, no Darks |
Stacking Software | Pixinsight 1.8, Drizzle 2x |
Image Processing | Pixinsight 1.8 |
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Sh2-82, informally known as the 'little Trifid Nebula' and the 'Cocoon Nebula', is a relatively small emission nebula (seen as red) surrounded by a blue reflection nebula. A long dust lane runs from bottom to top through the image, blocking the light of most of the stars behind it.