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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 Sep 17, 2021 and Sep 18, 2021 (GOES-16)

X-ray emission of the Sun on Sep 17, 2021 and Sep 18, 2021

Solar flares on Sep 18, 2021

2 solar flares were observed :

 Active regionBegin, UTMax, UTEnd, UT
Flare of class C1.6287107:48:0008:15:0023:48:00
Flare of class C2.6287107:47:0008:27:0008:33:00

Solar flares on Sep 17, 2021

1 solar flare was observed :

 Active regionBegin, UTMax, UTEnd, UT
Flare of class C3.5004:09:0004:20:0004:48:00