Thread: NGC 6357 in HA
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Old 20-05-2013, 04:08 PM
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RickS (Rick)
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Quote:
Originally Posted by DavidNg View Post
Hi RickS, Thank you for letting me know. The second image involves masking, PixMath, etc quite a daunting task, glad that it looks better. Should I do other transformation before HT stretch as well?

Regards
David
David,

After a while the complex stuff becomes easier

The main things you need to do before stretching are deconvolution, DBE gradient correction and colour calibration. It isn't strictly necessary to use DBE on linear data but it tends to work better.

Cheers,
Rick.
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