Viewing archive of Friday, 17 May 2002

Sunspot numberNew regionsBackground fluxCM
134 142B7.263

Solar flares

Region Start Maximum End
- M1.5 00:55 01:23 01:30
9957 C7.0 05:16 05:23 05:28
- M1.5 07:27 07:54 08:40
- C2.1 10:54 11:01 11:23
- C2.4 12:05 12:13 12:20
- C1.8 14:34 14:37 14:40
9954 M2.9 15:50 16:08 16:14
- C1.3 22:10 22:15 22:21
9957 C1.6 23:06 23:12 23:20

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2018/10/13Kp5 (G1)
Number of spotless days in 2018:171
Current stretch spotless days:7

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