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Old 16-07-2014, 09:26 AM
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strongmanmike (Michael)
Highest Observatory in Oz

strongmanmike is offline
 
Join Date: May 2006
Location: Canberra
Posts: 17,681
Quote:
Originally Posted by Rod771 View Post
Great combination of data Mike!

I have a question too. When adding new data to old do you integrate all individual subs together again or just combine the old master to the new master (or old master to new individual subs) ?
Interesting question, I have done both depending on the quality of the data. When integrating higher res data with lower res data the key is to do it in a way that isn't obvious, usually the higher res data stands out and you will see this effect in some Orion region composites for example, the higher res data used for M42 or the Trifid stands out and can make the image look odd not to mention the diffraction spikes that are only in one set of data. So blending finesse is paramount In this case the data resolution difference wasn't huge so getting a natural looking blend was easier and the diffraction spikes present in the AG12 data set are not too obvious

Mike
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