Viewing archive of Wednesday, 6 September 2017

Sunspot numberNew regionsBackground fluxMaximum fluxCMX
79 -430 -1C1.9X9.33232

Solar flares

RegionStartMaximumEnd
2673C1.6 06:1706:2206:29
2673C2.7 07:2907:3407:48
2673X2.2 Play08:5709:1009:17
2673X9.3 Play11:5312:0212:10
2673M2.5 15:5115:5616:03
2673M1.4 19:2119:3019:35
2673M1.2 23:3323:3923:44

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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 2019:75
Current stretch spotless days:2

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