Comet Churyumov Gerasimenko 67P & M35, NGC2158
in the morning sky
October 16, 2021

 
 A
            very photogenic approach of the 10th magnitude comet over the
            magnificent open cluster M35 in Gemini. This is a combined 1
            hour exposure of the event, 50 mins of L frames, 10 mins of RGB
            data using the ST10xme CCD and Astrodon filters. The comet shows
            some beautiful cyan coloration from carbon ions in the head,
            and a golden dust tail extending to the right. North is up here
            in this 3 degree field.

            
Select an image size for a larger view:

1400 x 1290
            


Lens:  Stellarvue SV80s @f/4.4 -  with Televue .8x FR/CC
Camera:  ST10xme CCD
Platform:  Astrophysics AP1200
Exposure:  60m LRGB
Location:  Payson, Arizona
Elevation:  5150 ft.
Sky:  Seeing  5/10, Transparency 3/10
Outside Temperature:  30F
Processing Tools:  Maxim DL, Photoshop CS2
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