Viewing archive of Saturday, 27 April 2002

Sunspot numberNew regionsBackground fluxMaximum fluxC
173 131 1B7.2C4.093

Solar flares

RegionStartMaximumEnd
-C1.1 09:2309:2709:30
9919C2.1 10:4010:5611:12
9919C4.0 15:2915:4015:57

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/07/10Kp5 (G1)
Number of spotless days in 2019:130
Current stretch spotless days:12

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*since 1994

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