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Saturday, June 5, 2010

Info Post











NGC 6752, a globular cluster in constellation Pavo. Distance from Earth about 13000 light years.









100% crop from the core of NGC 6752







The telescope and technical information:









16" RCOS ja Apogee U9000 camera. 


LRGB combo.


Luminance 7x300s and 8x150s, Dark and Flat calibrated.


Red  1x300s, Dark calibrated 


Green 1x300s, Dark calibrated 


Blue 1x300s, Dark calibrated 


Raw data is shared with Petri Kehusmaa and J-P Metsavainio








Processing workflow:


Image acquisition, MaxiDL v4.xxx


Stacked and calibrated in CCDStack.


Deconvolution with a CCDSharp, 10 iterations


Levels, curves and color combine in PS CS3.

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