Viewing archive of Thursday, 31 October 2013

Sunspot numberNew regionsBackground fluxMaximum fluxCM
128 -41B5.9M1.9651

Solar flares

RegionStartMaximumEnd
1875C1 04:4504:5805:20
1884C1 06:4506:5106:58
1877M1.9 13:3613:5114:02
-C1.8 21:3321:4021:49
1885C1.4 22:1622:2122:25
1884C1.2 23:0123:1523:18

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/10/26Kp5 (G1)
Number of spotless days in 2020:15
Current stretch spotless days:13

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