Viewing archive of Friday, 22 June 2018

Sunspot numberNew regionsBackground fluxMaximum flux
41 -120A9.3B2.52

Solar flares

RegionStartMaximumEnd
-B1.4 03:3103:3503:38
-B2.5 08:3608:4008:45
2715B1.1 18:0818:1018:14
-B1.7 22:0022:0422:07

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Space weather facts

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 2020:16
Last spotless day:2020/01/23

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*since 1994

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