AR1519/20 in whitelight and H-alphaJuly 12, 2012|Sun, Sun continuum, Sun H-alpha Home » Sample Page » Sun » AR1519/20 in whitelight and H-alpha Imagery of AR1519/20 taken in between cloud passes on 12th July 2012. This was one of the larger sunspots until now during this year. Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Name* Email* Website Save my name, email, and website in this browser for the next time I comment. Time limit is exhausted. Please reload the CAPTCHA. one + six = By using this form you agree with the storage and handling of your data by this website. * This site uses Akismet to reduce spam. Learn how your comment data is processed.