How to Apply a Mask in PixInsight [TAIC Short]

Ron Brecher shows us a few ways to apply a mask in PixInsight.

Taken from Ron Brecher's presentation on The Astro Imaging Channel on August 17, 2025, "New Mask-Making Tools in PixInsight": https://youtube.com/live/zj-HhAj_EVY?...

Ron's website: https://astrodoc.ca/
Masters of PixInsight: https://www.mastersofpixinsight.com/

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