File:Ic5146 in Ha GOIII B, photocalibrated.png
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Captions
Captions
IC 5146, the Cocoon Nebula in Ha, OIII+G, B mapped to sRGB colors, imaged with a 50cm telescope
Summary[edit]
| Description |
English: RGB image made of single 10 minutes exposures stacked up to 11 hours in H-alpha filter (mapped to R), 12 hours in Green & OIII filters (mapped to G), and 5 hours in the Blue filter (mapped to B). Camera SGIB-STX 16803, binning 2x2. The telescope used is a RC-500mm (Astrosib) from the Astroqueyras Association. Imaging performed at the Saint-Véran observatory. Photometric calibration made by using the SDSS R12 galaxies present in the field of view. |
| Date | |
| Source | Own work |
| Author | chris ringeval |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 22:06, 27 August 2023 | | 1,878 × 1,878 (20.22 MB) | Eatdirt (talk | contribs) | Uploaded own work with UploadWizard |
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