Astrophotography diagnosis of Nébuleuse de la bulle: Residual vignetting, noise / underexposure and 2 others
ProcessedUV ir cut20x 30s
The Doc examined this image of Nébuleuse de la bulle (processed, UV ir cut, 20x 30s). Estimated overall technical quality: 5/10. 4 defects found: Residual vignetting (severity 3/5), Noise / underexposure (severity 3/5), Background chroma noise (severity 2/5), Clipped stars (severity 2/5).
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Info
- Cible
- Nébuleuse de la bulle
- Site
- Bortle 2 · rural typique (VIIRS)
- Position
- 23h20m46s · +61°12'00"
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Setup
- Type d'image
- Traitée
- Télescope
- Skywatcher Dobson Flextube 305/1500
- Caméra
- Pegasus astro smarteye
- Filtre
- UV ir cut
- Monture
- Dobson
- Exposition
- 20x 30s
- Phase de lune
- Nouvelle lune (1 %)
- Seeing
- 3.8
- FOV
- 42.0'
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The diagnosis in detail
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Priority actions
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