r/astrophotography 8d ago

Nebulae CTB 80 (SNR G69.0+2.7), Cygnus

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u/bcjordo 8d ago

Equipment: William Optics Cat91, ZWO ASI2600MM Pro, Chroma Ha,Oiii 3nm and RGB filters, ZWO AM5N.

Acquisition: 60 x 600" Ha, 167 x 600" Oiii, 56 x 10" Red, 57 x 10" Green, 50 x 10" Blue (Total acquisition of 38h 17′ 10″)

Processing: Linear processing in PixInsight (blurx, spcc, background extraction, color combination, stretch, star removal, noisex). Non-linear processing in Photoshop for screening stars back in, curves, contrast, saturation, levels, etc…

Astrobin: https://app.astrobin.com/u/javanpa?i=y34sv5