r/astrophotography•7 yr. agoeric444M42 - The Orion NebulaDSOsimgur.com/a/XryNcVFimgur.comPosted Feb 1, 2019, 6:14 PM UTC121ShareSave
imgur.comimgur.comimgur.comimgur.com
This was captured from my backyard in a Bortle 6-7 zone.
Equipment
Mount: HEQ-5 Pro
Imaging Telescope: Orion ED80T-CF
Imaging Camera: Canon T7i (unmodified)
Guiding Scope/Camera: Orion Magnificient Mini Autoguider
Orion Field Flattener for Short Refractors
Polar alignment using built in polar scope
Software
APT Astrophotography Tool
PHD2 Guiding
DeepSkyStacker
PixInsight
Acquisition
Date – January 26th, 2019
Lights – 20 x 180 sec, ISO 800
Total Integration – 1 hour
Darks – 5 x 180 sec
Flats – None
Bias – 20
PHD2 auto star selection and tracking with 3 sec exposures on the guiding camera
Processing
DeepSkyStacker for image stacking (Median Kappa-Sigma)
Pixinsight Workflow
DynamicCrop
AutomaticBackgroundExtraction - Subtraction
ColorCalibration
Histogram Transformation
Inverted luminance mask for TGVDenoise
Mask Generation - Range Selection
Unsharp Mask
CurvesTransformation