IC 1805 · Star cluster with nebula · Cassiopeia
Seestar S50IMX4628.7 hBortle 5
| Filter | Exposure | Frames | Total (h:mm) |
|---|---|---|---|
| LPdual-band | 10 s | 3,139 | 8:43 |
Siril (stacking, plate solving, colour calibration, stretch), GraXpert (background extraction), Astrodog stars v6 (deconvolution), Astrodog nebula v7b (deconvolution), Astrodog (noise reduction), StarNet2 (star separation), Cosmic Clarity (star sharpening) and finished in Astro Sidekick.
Look Gallery and Wall ArtColour pseudo-SHO
StackSiril
measured 3,139 of 3,334 frames · stars 5.9″ (2.5 px) · s/n 5.1
CropSiril
measured kept 958 × 1815 of 1403 × 2175 px
Pattern removalSiril
Find where the sky isSiril
Background extractionGraXpert
measured tilt 0.5 → 0.5 σ · patchiness 2.1 → 2.1 σ · s/n 5.9
Colour calibrationSiril
measured 933 stars · factors 0.94 / 0.70 / 1.00
DeconvolutionAstrodog stars v6 + Astrodog nebula v7b
Linear denoiseAstrodog
measured grain 0.00058 → 0.00048
StretchSiril
measured s/n 5.7
Separate the starsStarNet2
measured s/n 5.8
Sharpen the starsCosmic Clarity
measured star half-radius 2.1 → 1.3 px
Palette separationSiril + GraXpert + StarNet2 + Cosmic Clarity
measured s/n 15.9
Sharpen—
measured stood down: Cosmic Clarity is not installed, so there is no non-stellar model to sharpen with
Light
Colour
Stars
Detail
Palette
PNG · Finished · 8-bit · 2.5 MB · 958 × 1,815
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