Celestial hemisphere:  Northern  ·  Constellation: Cepheus (Cep)  ·  Contains:  NGC 7380
NGC 7380 - The Wizard Nebula in Bi Color, Johannes Josefsen
NGC 7380 - The Wizard Nebula in Bi Color
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NGC 7380 - The Wizard Nebula in Bi Color

NGC 7380 - The Wizard Nebula in Bi Color, Johannes Josefsen
NGC 7380 - The Wizard Nebula in Bi Color
Powered byPixInsight

NGC 7380 - The Wizard Nebula in Bi Color

Equipment

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Acquisition details

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Description

My first image with a mono camera, also my first time processing narrowband data.

NGC 7380 The Wizard Nebula in Bi Color

Red: 100% Ha

Green: 60% Ha + 40% Oiii

Blue: 100% Oiii

Ha comprised of 44 300 seconds at Unity gain (400) bin 1x1 - 220 minutes

Oiii comprised of 33 300 seconds subs at Unity gain (400) bin 1x1 - 165 minutes.

Total integration time of 385 minutes.

Processing steps Ha:

DynamicCrop

FastRotation

Deconvolution with mask

TGVDenoise with mask

MMT with mask

Masked Stretch (main stretch)

Histogram Transformation (minor tweaks)

Curves (minor tweaks to contrast)

Processing steps Oiii:

DynamicCrop

FastRotation

TGVDenoise with mask (heavy)

MMT with mask (heavy)

Histogram Transformation (main stretch and tweaks)

Curves (increase contrast and highlight nebulosity)

Combined processing steps:

Combination via. SHOAIP script with Ha as luminance channel

LocalHistogramEqualization with mask (contrast)

Curves (contrast and saturation)

Histogram Transformation (bringing in black point a little)

Resampling for web

Annotation

Save for Web export

Notes:

Data acquistion is no where near as good as I want to with this camera yet - lot of things to learn in both gathering data and processing afterwards.

This was a quick edit as the data is really not that good, particularly the Oiii is really, really weak!

Comments

Sky plot

Sky plot

Histogram

NGC 7380 - The Wizard Nebula in Bi Color, Johannes Josefsen