Viewing archive of Thursday, 19 April 2012

Sunspot numberNew regionsBackground fluxMaximum fluxC
122 261B5.2C7.04865

Solar flares

RegionStartMaximumEnd
1460C1.4 00:0000:1100:18
1463C2.9 02:5403:0103:05
-C1.1 05:0105:0605:16
-C7.0 11:0511:2611:44
-C1.8 14:4215:1515:26

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/09/28Kp5 (G1)
Number of spotless days in 2019:218
Current stretch spotless days:20

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