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NGC 6888 bicolor with a hint of soap bubble


NGC 6888 bicolor with a hint of soap bubble

24*300s Hα
38*300s OIII

Shot with a ASI183MM Pro through an 72/432 ED sitting on a Vixen GP.
Processed in PixInsight:

  • WBPP (Flats, Flatdarks, Darks)
  • ABE
  • Linear Fit
  • Combine using PixelMath (R: Hα, G: 0,7 OIII + 0,3 Hα, B: OIII)
  • 2x Downsampling
  • Stretch via STF






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