The Great Orion Nebula, M42, in narrowband. Two processing versions, using HOO palette (more natural looking) and SHO (more detailed, as it also includes Sulfur).

M42 - first narrowband attempt
M42 - first narrowband attempt
Telescope SkyWatcher Esprit 100ED
Camera ZWO ASI183MM Pro
Mount iOptron CEM40
Filters Astronomik Ha, OIII, SII, ZWO EFW
Software Ekos, PixInsight

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