The aurora and solar activity archive

Searching for historical solar and auroral activity data? The archive is filled with data between the year 1996 and yesterday.

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November 2018

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A2.0

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

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2018/11/05Kp6 (G2)
Number of spotless days in 2018:190
Current stretch spotless days:2

This day in history*

Solar flares
11999M7.4
22003M4.2
32001M2.8
42002M2.0
52003M1.2
ApG
1200339G1
2200113
3199613
4199912
5201410
*since 1994

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