The Helix Nebula NGC7293
Planetary Nebula in Aquarius
Uploaded 3/1/25

 

            
A deep shot of the Helix
            nebula in Aquarius. this nebula is at least twice the amount
            of nebulosity of what most images show, which is only the core
            region. Expose longer and you can get the outer shells seen here.

            
This is a 2x crop from
            the center of the original image.

            
Technical Data: 8"
            f/2 RASA astrograph, ASI2600mm + IDAS NBZ filter = 2 hours total,
            Happy Jack, Az. 

            
Select an image size for a larger view:

1400 x 1200


Instrument:  RASA 8" f/2
Mount:  Home Made GEM
Camera:  Color CMOS ASI2600 MC
Guider: ASI mini  w/80mm piggyback refractor
Exposure:  120m ( 5 min subs)
Location:  Happy Jack, Arizona, Elevation:  7000 ft.
Sky:  Seeing FWHM = 2 arcsec , Transparency 9/10
Outside Temperature:  45 F

Image Processing Tools: 
Maxim DL6:  Calibration
PixInsight:  Alignment, Stacking, Star Removal
Photoshop CS2:  Curves, Color Correction, Cleanup

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