Celestial hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  IC 1795  ·  NGC 896
IC 1795 Fish Head Nebula, Matteo Beretta
IC 1795 Fish Head Nebula
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IC 1795 Fish Head Nebula

IC 1795 Fish Head Nebula, Matteo Beretta
IC 1795 Fish Head Nebula
Powered byPixInsight

IC 1795 Fish Head Nebula

Equipment

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Acquisition details

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Description

My first attempt of a 2 nights composition from my home very close to the streetlight.
The processing sequence in Pixinsight:
  • WeightedBatchProcessing with keywords for multisession capture
  • SpectrophotometricColorCalibration
  • Background removal with GraXpert
  • Star alignment between L-Ultimate and UV-IR-Cut filters
  • Created stars - starless from L-Ultimate and UV-IR-Cut
  • BlurXTerminator
  • NoiseXTerminator
  • HOO normalization
  • Linked stretch
  • Hystogram transformation
  • Script: Selective color correction
  • Selective masks
  • Curve correction
  • Script DarkStructureEnhance
  • PixelMath for starless+stars: ~(~starless * ~stars)
  • BlurXterminator (only stellar adjustment)

Comments

Sky plot

Sky plot

Histogram

IC 1795 Fish Head Nebula, Matteo Beretta