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Old 05-03-2011, 09:23 PM
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astroron (Ron)
Supernova Searcher

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Join Date: Mar 2005
Location: Cambroon Queensland Australia
Posts: 9,326
Hi Helmann in this site posted by Jacquie,
http://stars.astro.illinois.edu/sow/sowlist.html
Go down to the heading "Hertzsprung Russel Diagram"
The Stars will be explained to you along with the above Diagrams
Cheers
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