beauty mark
Taken by Alan Friedman on July 11, 2014 @ my backyard in Buffalo, NY
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Date Taken: 2014:07:11 15:28:10
 
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It's been a fabulous week for solar observers! Here is the beautiful sunspot in active region 2109. The umbra of this spot is larger than the earth and the granules that fill the surface are about the size of Texas. Note the unusual bright center.
Photographer's website:
http://avertedimagination.com
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i had the same spot but with a 18 cm f.15 maksutov - cassegrain.
Youre picture is match better
Posted by andromeda 2014-09-05 12:56:13
 
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