Can I use the 'Ha-O...
 
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Can I use the 'Ha-OIII extract Ha' algorithm to extract the SII channel from an OIII/SII Dual Band OSC image?

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(@kuechlew)
Molecular Cloud
Joined: 4 years ago
Posts: 3
Topic starter  

In my humble understanding the 'Ha-OIII extract Ha' algorithm basically extracts the red channel from the OSC image. If this is true, I could use it to extract the Sulfur signal from an OSC image taken with an OIII/SII Filter like e.g. the Askar D2. But maybe I'm wrong and there is some hidden magic going on which makes this a bad idea. Please advice.

I'm fairly optimistic that I can use the 'Ha-OII extract OIII' algorithm to extract OIII from an OSC image taken with an OIII/SII filter. If not, I'm totally confused. 

Thank you for your support!

Wolfgang



   
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(@kuechlew)
Molecular Cloud
Joined: 4 years ago
Posts: 3
Topic starter  

Ok, I found the related posts and I'm happy about the confirmation that it's possible to use the 'Ha-OIII extract Ha' algorithm to get the SII channel from the OIII/SII OSC data.



   
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(@kuechlew)
Molecular Cloud
Joined: 4 years ago
Posts: 3
Topic starter  

https://www.astropixelprocessor.com/community/tutorials-workflows/askar-colour-magic-filter-c1-c2-stacking-flow/#post-30580 is the most useful link in the chain of links you have to follow to find a definitive answer.



   
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(@michaelacg)
Red Giant
Joined: 1 year ago
Posts: 68

   
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