Viewing archive of Sunday, 20 June 2004

Sunspot numberNew regionsBackground fluxMaximum fluxC
142 521 1B2.4C2.092

Solar flares

RegionStartMaximumEnd
0635B6.9 03:5203:5704:03
0635B7.1 04:5505:1705:22
0635B5.2 08:4308:4708:51
0635C2.0 13:2313:3213:39
0635C1.0 16:3216:3716:40

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/06/08Kp5 (G1)
Number of spotless days in 2019:110
Last spotless day:2019/06/23

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