Tuesday, August 02, 2011

NGC6960 "Witches broom" supernova remnant.

This is part of the Veil nebula, it is officially known as NGC6960 or more commonly "The Witches Broom". It is part of a large supernova remnant in constellation Cygnus. This is a combination of 5 1200sec. exposures shot with my 200mmF5 Newtonian fitted with a cooled CCD astrocamera.
This is again a large step forward than before. I used star-collimation techniques on the main-mirror and a more accurate corrector/CCD distance (which still needs improvement).

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