Viewing archive of Monday, 12 August 2013

Sunspot numberNew regionsBackground fluxMaximum fluxCM
85 -50B3.2M1.519211

Solar flares

RegionStartMaximumEnd
-C1.0 00:1000:1500:20
-B6.1 03:2903:3203:36
1817M1.5 10:2110:4110:47
1817B6.6 17:5317:5718:05

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/05/14Kp7 (G3)
Number of spotless days in 2019:74
Last spotless day:2019/05/02

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*since 1994

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