Sunspot AR2674 In H-Alpha

Sunspot AR2674 in H-Alpha
Taken by jean-pierre brahic on September 5, 2017 @ Uzès ( France)

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Date Taken: 2017:09:06 07:57:21

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Details:

AR2674 ( Sept 05 th ) Réfractor 230mm FL : 9080mm , PST MOD , Basler ACA1920-155 , Genika Astro , SSM : 0.58 / 0.98 / 1.94 Seeing ( 5/10 )

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