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Sun flares

X-ray index

X-ray index

Diagram of the solar flare activity

X-ray emission of the Sun on Dec 18, 2010 and Dec 19, 2010 (GOES-15)

X-ray emission of the Sun on Dec 18, 2010 and Dec 19, 2010

Solar flares on Dec 19, 2010

No solar flares of C, M and X-class were observed

Solar flares on Dec 18, 2010

No solar flares of C, M and X-class were observed