Viewing archive of Friday, 6 April 2001

Sunspot numberNew regionsBackground fluxMaximum fluxCX
136 -780 -1C3.3X5.6631

Solar flares

RegionStartMaximumEnd
9415C7.7 01:4601:4901:54
9415C5.2 17:1117:3217:50
9417C7.0 17:5118:1518:39
9415X5.6 Play19:1019:2119:31

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/08/05Kp5 (G1)
Number of spotless days in 2019:159
Current stretch spotless days:15

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