Hydrogen alpha (Ha-...
 
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Hydrogen alpha (Ha-OIII extract Ha) and ...extract OIII)

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(@microastro)
White Dwarf
Joined: 4 years ago
Posts: 7
Topic starter  

Just to be clear on the workflow to extract Ha and OIII when using a Duo-band filter, you extract each channel separately? So you would select "Hydrogen alpha (Ha-OIII extract Ha)", load your frames, then run through to integrate to get your mono Ha channel. Then you would go back to Tab 0, select "Oxygen III (Ha-OIII extract OIII)" then run through the process again to get your intergrated OIII? Is there a selection that allows you to extract mono Ha and OIII in one run from your Duo-band OSC stack, or am I misunderstanding the workflow?


   
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(@wvreeven)
Quasar
Joined: 6 years ago
Posts: 2133
 

@microastro Hi Keith, you understand it correctly. In tab 0 you select (for instance) "Hydrogen alpha (Ha-OIII extract Ha)" and then go to tab 6 and click integrate. Then return to tab 0 and select "Oxygen III (Ha-OIII extract OIII)", return to tab 6 and click integrate again. No need to go through the intermediate steps since APP will do that automatically for you.


   
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(@microastro)
White Dwarf
Joined: 4 years ago
Posts: 7
Topic starter  

Thanks!


   
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(@williamshaw)
Main Sequence Star
Joined: 4 years ago
Posts: 26
 

This is interesting as I always ran the Normalise thing in tab 5 before going to integrate. Sounds like that was superfluous!


   
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(@digitaliz-se)
Red Giant
Joined: 3 years ago
Posts: 49
 
Posted by: @williamshaw

This is interesting as I always ran the Normalise thing in tab 5 before going to integrate. Sounds like that was superfluous!

Hitting integritate in tab6 will do all other steps  using the settings it has been set to.

 

/Stefan 


   
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