X-ray index
Diagram of the solar flare activity
X-ray emission of the Sun on Jul 22, 2011 and Jul 23, 2011 (GOES-15)
Solar flares on Jul 23, 2011
No solar flares of C, M and X-class were observed
Solar flares on Jul 22, 2011
No solar flares of C, M and X-class were observed