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greg.lynes

Sh2 132 The Lion Nebula

  • 2 sessions
  • 97 images
  • 8.08 hours

Details

Ha 32 frames 300s
Oiii 34 frames 300s
Sii 31 frame 300s

Pixinsight
Blur Ext
Graxpert
Seti Astro blemish remover for a satellite trail in the finished stack
Seti Astro Statistical Stretch
LRGB Combination
Curves and Masks
HDR Multiscale transformation
Unsharp mask

Stars
Star Ext from linear subs
Seti Astro NB to RGB Stars
Add Stars Back

Lightroom
Lower black point
Lower shadows
Small clarity and texture adjustment
Colour mixer to reduce purple tint

Info
A thousand light years away, roaring at the universe lies the Lion Nebula. Powered by two massive stars each with a mass 20 times of our own sun. Th ionised gas and matter within the nebula not only glows but has the density to apply gravitational forces and start forming stars.

Sessions

Date Ha Oiii Sii
2025-04-09 1.17 1.33 1.17
2025-04-10 1.5 1.5 1.42
Total 2.67 2.83 2.59

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