Pulsating AR4392 on the Sun, imaged by David Wilson



by ojosdelostigres

1 Comment

  1. ojosdelostigres on

    Image from this post by David Wilson, text from post below the link (second video available at post):

    [https://spaceweathergallery2.com/indiv_upload.php?upload_id=231614](https://spaceweathergallery2.com/indiv_upload.php?upload_id=231614)

    This is sunspot 4392 with its centre pulsing away with umbral flashes. First video is the entire active region and the second is a crop of the sunspot on its own. Both play at 900x real time.