M42/43 in Orion - The Great Orion Nebula
Uploaded 1/31/21


Instrument:  10" f/3.9 Orion Astrograph Newtonian with Baader MPCC
Mount:  Astrophysics 1200 QMD
Camera:  ZWO ASI071MC Pro Color CMOS
Guider: ZWO ASI mini  w/80mm piggyback refractor
Exposure:  60m total integration time (1sec to 5 min subs)
Location:  Payson, Arizona, Elevation:  5150 ft.
Sky:  Seeing FWHM = 4 arcsec , Transparency 7/10
Outside Temperature:  25 F

Image Processing Tools: 
Maxim DL6:  Calibration, Color Conversion, aligning, stacking
PixInsight:  Saturation Curves
Photoshop CS2:  Curves, Color Correction, Gradient removal (Grad Xterminator), Cleanup

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