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. You can choose a viewing mode to quickly look for days with interesting space weather and pick a day to view the archived data for that day with more detailed space weather data.

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September 2019

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1

Kp5+

2

Kp5

3

Kp3

4

Kp3

5

Kp4

6

Kp3+

7

Kp2+

8

Kp3-

9

Kp3+

10

Kp2

11

Kp2

12

Kp2

13

Kp3-

14

Kp2

15

Kp3

16

Kp4

17

Kp4-

18

A2.43
Kp3

19

Kp1+

20

Kp1

21

Kp2+

22

Kp2+

23

A1.57
Kp1+

24

Kp4-

25

Kp2

26

Kp2+

27

Kp5+

28

Kp5-

29

Kp4-

30

Kp4-
      

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Space weather facts

Last X-flare2024/06/10X1.55
Last M-flare2024/06/14M2.4
Last geomagnetic storm2024/06/07Kp6 (G2)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
May 2024171.7 +35.2
June 2024161.9 -9.8
Last 30 days150.5 -26.9

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*since 1994

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