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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 Apr 17, 2013 and Apr 18, 2013 (GOES-15)

X-ray emission of the Sun on Apr 17, 2013 and Apr 18, 2013

Solar flares on Apr 18, 2013

2 solar flares were observed :

 Active regionBegin, UTMax, UTEnd, UT
Flare of class C6.5171917:56:0018:23:0019:04:00
Flare of class C1.6171907:56:0008:19:0008:38:00

Solar flares on Apr 17, 2013

3 solar flares were observed :

 Active regionBegin, UTMax, UTEnd, UT
Flare of class C1.2171920:49:0020:52:0020:57:00
Flare of class C1.3171919:50:0020:11:0020:29:00
Flare of class C1.3171904:39:0004:43:0004:47:00