RE: [APML] Aurora pics from July 24

[Chris Schur <comets133@yahoo.com>]

Ok, so I see a huge plume extending across the sky. 
That describes the shape, but I also see red, green
too.  I thought hydrogen is red.  Maybe only in deep
space?

Chris
--- Dominic Cantin <dominiccantin@yahoo.ca> wrote:

> Hi Chris ,
>  
> I don't have the scientific description but an image
> worth a thousand words ;)
>  
> Hydrogene arc :
>  
> http://www.spacew.com/gallery/image002658.html
>  
> http://www.spacew.com/gallery/image002692.html
>  
> http://www.pbase.com/image/31831093
>  
> http://www.pbase.com/image/31831094
>  
> http://www.spacew.com/gallery/image003268.html
>  
> http://astrosurf.com/aurores/110502_7.jpg
>  
> Regular aurora :
>  
> http://www.pbase.com/image/31831096
>  
> http://www.pbase.com/image/31831097
>  
> http://www.spacew.com/gallery/image003266.html
>  
> http://www.spacew.com/gallery/image003264.html
>  
> Clear skies !
>  
> Dom :)
> 
> Chris Schur <cschur@therim.com> wrote:
> Stan or Dominic, whats a hydrogen arc compared to
> regular aurora?
>  
> Lost in the monsoon,
>  
> chris
>  
> 
> 
> Dominic Cantin
> 
> http://astrosurf.com/aurores
> 
> http://spacew.com/gallery/DominicCantin 
> 
> 
> 
> 
> 
> 
> 
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