Viewing archive of Friday, 22 November 2013

Sunspot numberNew regionsBackground fluxMaximum fluxC
51 -340B5.3C3.67725

Solar flares

RegionStartMaximumEnd
-C1.2 13:4313:4713:54
-C3.6 14:2114:4515:15
-C2.5 16:1716:2216:28
-C2.0 18:1518:1918:23
-C1.2 19:1619:2319:32

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/09/02Kp5 (G1)
Number of spotless days in 2019:188
Current stretch spotless days:19

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*since 1994

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