Viewing archive of Friday, 13 August 2004

Sunspot numberNew regionsBackground fluxCMX
160 200 -1B6.8641

Solar flares

Region Start Maximum End
0656 C2.2 00:56 01:02 01:08
0656 C1.9 02:52 02:55 02:58
0656 M1.2 06:36 07:29 07:38
0656 C2.4 09:36 09:43 09:57
0656 M1.1 12:02 12:09 12:12
0656 C8.6 15:10 15:16 15:21
0656 C2.3 16:55 16:58 17:03
0656 X1.0 Play 18:07 18:12 18:15
0656 C3.5 23:04 23:07 23:10
0656 M3.0 23:14 23:43 23:46
0656 M2.8 23:46 23:50 23:54

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2018/06/18Kp5 (G1)
Number of spotless days in 2018:85
Last spotless day:2018/06/11

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