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There is so much dynamic range in this object, I shot my sub exposures at 3 different lengths (30 sec, 300 sec, and 1200 sec) and then combined the results. All total there is about 2 hours on this object.
You can actually see this object with your naked eye (and much better with binoculars). Looking at the Orion constellation, this object resides just under Orion's Belt and makes up the "sword". It appears as a faint, glowing cloud to the naked eye (best seen with averted vision).
My hope is to continue mining the gems in Orion, then combine them all into a widefield image.
Incidentally, M42 was the first astrophoto I ever took (last February). To show my progress, here are my first 2 attempts at this object from last winter...
https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh9sXfIaIBfxDx2zYvi3tavfyUTdceHZolr9zP9TQ_wUt_B_FzAEN_Xfw13omw3e1zfnv3Il7sekLOBPyZELKyNEpuOS8ZvEvgTnbhVywIUrG-4NrIrZsXNFlBjznbmey_-t1H_pPu7_23F/s1600-h/FirstPhoto_Orion.jpg
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