Celestial hemisphere:  Southern  ·  Constellation: Orion (Ori)  ·  Contains:  Great Nebula in Orion  ·  M 42  ·  M 43  ·  NGC 1973  ·  NGC 1975  ·  NGC 1976  ·  NGC 1977  ·  NGC 1980  ·  NGC 1982  ·  The star 42Ori  ·  The star 45Ori  ·  The star θ1Ori  ·  The star θ2Ori  ·  The star ιOri
M42 - Orion Nebulae, Mathieu Bertholet
M42 - Orion Nebulae
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M42 - Orion Nebulae

M42 - Orion Nebulae, Mathieu Bertholet
M42 - Orion Nebulae
Powered byPixInsight

M42 - Orion Nebulae

Equipment

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Acquisition details

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Description

M42 reprocessed with IRIS software from Christian Buil

- 30 x 400ISO, 15 s. selected with bestof command on 52 images

- 10 Offsets

- 10 Darks

- Stack : Sigma-Clipping (sigma : 3, iterations : 5)

Process with IRIS :

- DDP

- RGB

- Gradient removal (polynomal)

- RGB extraction

FitsLiberator for each channel

Photoshop CC :

- Channels merge

- Levels

- Curves

- RGB alignement

- Green removal with HLVG filter

- Noize management with Topaz Denoize

Pretty happy about the result ! Not to much noize, colors seems close to reality.

Comments

Sky plot

Sky plot

Histogram

M42 - Orion Nebulae, Mathieu Bertholet