Viewing archive of Monday, 28 April 2014

Sunspot numberNew regionsBackground fluxMaximum fluxC
79 -50 -3B2.5C2.89891

Solar flares

RegionStartMaximumEnd
2048B7.3 04:0704:1504:22
2048B7.3 12:2012:2612:36
2048C3.4 15:1715:2615:32
2044B7.8 22:2822:3422:47
2048B7.6 22:5522:5923:04

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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 2019:128
Current stretch spotless days:11

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*since 1994

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