Viewing archive of Sunday, 7 April 2013

Sunspot numberNew regionsBackground fluxMaximum fluxC
144 271 1B4.0C3.12634

Solar flares

RegionStartMaximumEnd
1719C1.6 00:3901:0601:40
-C1.4 07:3007:4407:57
1718C3.1 15:5516:0016:04
1713C1.6 16:4916:5817:09
1718B8.3 18:5719:0619:26

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/06/08Kp5 (G1)
Number of spotless days in 2019:110
Last spotless day:2019/06/23

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