Orion Nebula - dust and gas clouds

I wanted to bring out some of the dust and gas clouds around the bright nebulae in Orion - so I’ve processed this to highlight the background.

 

117 x 45 second exposures

Modified Canon 80D with IDAS LPS D1 filter, ISO200.

Sigma 135mm f1.8 @ f2

StarAdventurer Pro tracking mount

PoleMaster polar alignment

Focused with Backyard EOS FWHM routine

ZWO mini-guider/ASI120mm/ASIair guiding - RMS error 1.34 arcsec (guiding in RA only)

 

Image scale 5.7 arcsec/pixel

 

Light pollution measured at 20.1 magnitude/arcsec2

 

100 dark frames

100 flat frames (1/100s electroluminescent panel)

100 bias frames

 

Processed in PixInsight 1.8.8

Done