Sun in h-alpha 15/07/2012 Read more
AR1520 overview seen on 15/07/2012 Read more
Active region 1520, which gave a nice show on 12th July 2012, is leaving the visible solar disk. Bye, bye! Read more
AR1520 as seen on 12/07/2012 Read more
Just 1h after the big flare (X1.4) I caught this image using only 3s of image data just before clouds took away all view of Read more
Image of AR1520 about 5 hours before the major X-flare (1.4) on 12th July 2012 Read more
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. Read more
Image of AR1519 (inverted) Read more
