Viewing archive of Thursday, 23 May 2013

Sunspot numberNew regionsBackground fluxMaximum fluxC
117 100B6.5C3.92876

Solar flares

RegionStartMaximumEnd
1755C1.4 09:0909:1409:18
1755C1.3 12:2612:2912:31
1756C3.9 14:4314:5015:00
1756C2.6 15:2515:3315:49
-C1.8 18:2018:2718:39
1756C3.4 18:4118:4718:54

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Last X-flare:2017/09/10X8.2
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Last geomagnetic storm:2019/06/08Kp5 (G1)
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Current stretch spotless days:29

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