Viewing archive of Wednesday, 20 January 1999

Sunspot numberNew regionsBackground fluxCM
156 -260 -2C1.051

Solar flares

Region Start Maximum End
- C1.4 01:47 01:51 01:57
- C2.0 02:03 02:07 02:10
- C2.2 07:32 07:43 07:59
8440 C2.1 12:41 12:50 13:07
8439 C2.0 14:19 14:33 14:59
- M5.2 19:06 20:04 21:00

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Current data suggest that it is not possible to see aurora now at middle latitudes

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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 2018:169
Current stretch spotless days:5

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