According to one of the comments on the blog, the video frames come from Helioviewer: http://helioviewer.org/?date=2011-06-07T07:20:00.000Z&imageScale=2.4&image

According to one of the comments on the blog, the video frames come from Helioviewer: http://helioviewer.org/?date=2011-06-07T07:20:00.000Z&imageScale=2.4&imageLayers=[SDO,AIA,AIA,304,1,100] http://helioviewer.org/?date=2011-06-07T07:20:00.000Z&im... The whole explosion takes around three hours.