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NGC 6769, 6770 and 6771 - a tough target


MarkS

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This fascinating trio is a tough target for the ASA10N/Moravian G2-8300 combination. (I selected it for that reason.)

 

The image was shot at f/6.8 and shown here is a crop of about 1/9th of the area of the camera sensor - approximately 9 X 12.5 arcmin.

 

These galaxies are about 165 Million light years away and fairly faint - so I was surprised to see such detail in them.  Seeing and transparecy both good but not brilliant (there was some aurora activity that night).

 

RGB binned X2, total 2 hours; L binned X1 for 80 minutes. Processed in Pixinsight and PS. Two stages of star shrinkage were necessary to prevent the stars from overwhelming the image.

N6770_v4.jpg

Edited by MarkS
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