Celestial hemisphere:  Southern  ·  Constellation: Orion (Ori)  ·  Contains:  41 Ori A)  ·  41 Ori C  ·  41 Ori D  ·  41 the01 Ori  ·  43 Ori)  ·  43 the02 Ori  ·  Great Orion Nebula  ·  HD36655  ·  HD36742  ·  HD36782  ·  HD36866  ·  HD36884  ·  HD36917  ·  HD36939  ·  HD36981  ·  HD36982  ·  HD36999  ·  HD37042  ·  HD37061  ·  HD37062  ·  HD37114  ·  HD37115  ·  HD37150  ·  HD37174  ·  HD37188  ·  LBN 974  ·  LDN 1640  ·  M 42  ·  M 43  ·  Mairan's Nebula  ·  And 8 more.
The Orion Nebula with a medium format camera, Antoine Grelin
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The Orion Nebula with a medium format camera

The Orion Nebula with a medium format camera, Antoine Grelin
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The Orion Nebula with a medium format camera

Equipment

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Acquisition details

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Description

This was my first time processing data from a medium-format camera and I was blown away by how clean the master files were, wow! Thanks to Bill from Dark Matter Astrophotography for sharing this dataset!

This was taken from Animas, New Mexico and the data is free to access here: https://darkmattersastro.com/product/orion-nebula/ if you would like to give it a try!

GEAR USED:
Telescope: Planewave CDK14
Mount: Astro-Physics 1100 w/ Absolute Encoders
Camera: Moravian C5A-100M
Filters: Chroma LRGB 50x50mm

ACQUISITION DETAILS:
Total Exposure Time: 12.6 hours
Luminance – 224 x 2 mins – Chroma 50×50 L
Red – 50 x 2 mins – Chroma 50×50 R
Green – 53 x 2 mins – Chroma 50×50 G
Blue – 51 x 2 mins – Chroma 50×50 B

Blog post and other M42 images: https://www.galactic-hunter.com/post/m42-the-orion-nebula

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Sky plot

Sky plot

Histogram

The Orion Nebula with a medium format camera, Antoine Grelin