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#ar12699
#active region
#sunspot
#coronal loops
#astronomy
#ar12699
#active region
#sunspot
#coronal loops
#astronomy
#ar12699
#active region
#sunspot
#coronal loops
#astronomy
#ar12699
#active region
#sunspot
#coronal loops
#astronomy
#astronomy
#coronal loops
#active region
#aia193
#aia171
#ar12699
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