X-ray index
Diagram of the solar flare activity
X-ray emission of the Sun on Jul 30, 2015 and Jul 31, 2015 (GOES-15)
Solar flares on Jul 31, 2015
No solar flares of C, M and X-class were observed
Solar flares on Jul 30, 2015
No solar flares of C, M and X-class were observed