H-alpha Sun – September 6, 2018

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A solar session, with two fairly large proms dancing on the limb. I could follow their evolution for about 20 minutes before some clouds decided to develop near the Sun…

150mm F/5 refractor, Quark chromosphere, ASI 174MM.

proms 09 55 ut bw.jpg

proms 09 55 ut.jpg

proms Sept 6.gif

 

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