Viewing archive of Friday, 11 December 2015

Sunspot numberNew regionsBackground fluxMaximum fluxC
77 -90 -1B3.8C5.632

Solar flares

RegionStartMaximumEnd
2467B7.8 00:2900:3600:43
2468B5.7 02:4702:5102:55
2465B8.1 03:0103:0703:12
2468C1.4 04:2204:4705:15
-B8.8 11:1011:1611:21
2465C5.6 16:4817:1617:28

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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 2020:10
Current stretch spotless days:8

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