IC5146 - "Cocoon Nebula" in Cygnus
| Telescope: | Takahashi Mewlon-250 @f/9 |
| Camera: | SBIG ST-9XEI |
| Mount: | Takahashi EM-200 Temma |
| Guiding: | 200mm Takumar lens attached to SBIG STV. |
| Exposures: | L: 6 @ 5 min.; R: 2 @ 5 min.; G: 2 @ 5 min; B:3 @ 5 min. (all unbinned) |
| Processing: | Images were acquired, reduced, and combined (Add) with CCDSoft v.5. The Luminance and RGB image were aligned with RegiStar and combined in Photoshop CS, where the composite image was adjusted (Curves, Unsharp Mask). Finally, Gaussian Blur was applied through a channel mask to reduce noise. |
| Location: |
My backyard observatory
in southeastern Minnesota. |
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