Image Pre-Processing of Stars and DSOs

PixInsight - Image Pre-Processing Options	Image Pre-Processing of Stars and Deep Space Objects (DSO) in PixInisght	updated: 2026-03-31
Sub Chapters	Culling: Selecting good and bad subs Working with Master Calibration Files Alignment and Integration Drizzle Integration
Previous Step	Astro Capturing Session
Next Step	Linear Image Processing

Before we can process the captured images, we need to separate the good frames from the bad ones. This is called Culling

This means removing streaks from satellites or airplanes, clouds, and swaying. After the selection starts, the image registration and integration part begins. There are different ways to register and align frames.

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