Viewing archive of Monday, 15 April 2013

Sunspot numberNew regionsBackground fluxMaximum fluxC
99 -120B3.1C1.33

Solar flares

RegionStartMaximumEnd
-B6.3 03:1203:3204:15
-B7.3 06:1806:2306:26
-C1.1 09:1909:2509:29
1723C1.2 13:5814:0314:06
1719C1.0 18:0018:0518:10

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/09/28Kp5 (G1)
Number of spotless days in 2019:214
Current stretch spotless days:16

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