Narrowband with a color camera

I’ve never really done well with the data acquisition & processing steps needed for LRGB imaging. There are so many ways to fail due to the number of image sets (lights, flats, darks, etc.) each with their issues of filter alignment, focus, dust, reflections, and whatnot. So although I started with mono, I’ve done most Narrowband with a color camera

Introduction to FLATs

What are Flats? How do you take them? How are they applied? I keep seeing these questions in novice astrophotography forums. This post is intended to answer this questions in basic terms and not get too bogged down in the details. The concepts of what flats are and how they’re applied are pretty easy, and Introduction to FLATs