Viewing archive of Friday, 21 January 2005

Sunspot numberNew regionsBackground fluxMaximum fluxCM
69 82 2B6.2M1.7992

Solar flares

RegionStartMaximumEnd
0720C5.8 00:1900:2400:26
0720C6.3 04:1704:2704:34
0720C1.6 06:3006:3606:38
0720C1.8 06:4106:4606:49
0719C1.3 08:2108:3508:40
0719C1.7 09:0509:1209:18
0720M1.7 10:1010:1610:19
0719C1.3 12:0712:1212:16
0719M1.2 13:4713:5514:10
0720C1.6 17:0517:1117:14
0720C1.6 20:4320:4920:55

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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:9

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