IC443/444
SNR inGemini
Uploaded 5/29/24

 

            
This carefully planned
            framing includes IC443 at lower right, Sh2-249 in the center
            with a gorgeous blue neb in the center which is very rarely recorded,
            and finally the complex IC444 on the lower left.

            
Technical Data: 8"f/2
            RASA, ASI071MC CMOS, 2.25h total integration, Payson & Happy
            Jack, Az.

            
Select an image size for a larger view:

1400 x 1200


Instrument:  RASA 8" f/2
Mount:  Ioptron GEM45
Camera:  Color CMOS OSC ASI071MC
Guider: ASI mini  w/80mm piggyback refractor
Exposure:  2.25h
Location:  Payson, Arizona, Elevation:  5150 ft. and HJ for IDAS shots.
Sky:  Seeing FWHM = 2 arcsec , Transparency 9/10
Outside Temperature:  35 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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