Viewing archive of Saturday, 19 May 2001

Sunspot numberNew regionsBackground fluxC
92 -171B6.38

Solar flares

Region Start Maximum End
- C3.5 23:50 00:19 00:25
- C1.0 01:44 01:48 01:52
- C1.9 05:20 05:24 05:26
- C1.5 07:41 07:45 07:47
- C1.9 09:33 09:37 09:39
- C6.7 14:33 14:38 14:41
- C1.3 21:02 21:07 21:11
- C2.1 21:48 21:55 22:04

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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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