Viewing archive of Wednesday, 17 April 2002

Sunspot numberNew regionsBackground fluxCM
137 -350C1.071

Solar flares

Region Start Maximum End
9905 C9.9 00:35 00:40 00:43
9905 C2.3 02:32 02:37 02:41
9905 C1.8 06:52 06:55 06:58
9906 M2.6 07:46 08:24 09:57
9905 C6.9 13:37 13:42 13:48
- C9.8 16:50 16:58 17:08
- C4.4 22:59 23:04 23:07
- C4.4 23:11 23:19 23:24

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Current data suggest that it is not possible to see aurora now at middle latitudes
A southern hemisphere coronal hole was detected in an earth-facing position on Saturday, 21 July 2018

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Last geomagnetic storm:2018/07/05Kp5 (G1)
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