Pixinsight Lerar Link -

"PixInsight LRGB Combination"

I have interpreted your request as (using the Luminance, Red, Green, and Blue channels). "Lerar" appears to be a typo for "LRGB," which is the most common workflow topic associated with that letter sequence in astrophotography processing.

run --lerar-link

  • Apply UnsharpMask selectively using masks.
  • Export to 16-bit TIFF or PNG for posting/sharing.

Cause:

Your reference frame has zero-value pixels (bad columns or dead pixels) that your lights don’t have. This breaks the division. pixinsight lerar link

Introduction

Searching for “Lerar link problem” on forums yields three specific errors. Here’s how to fix them. Apply UnsharpMask selectively using masks

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