X-ray index
Diagram of the solar flare activity
X-ray emission of the Sun on Dec 31, 2017 and Jan 01, 2018 (GOES-15)
Solar flares on Jan 01, 2018
No solar flares of C, M and X-class were observed
Solar flares on Dec 31, 2017
No solar flares of C, M and X-class were observed