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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1

Kp2

2

B1
Kp4

3

Kp4

4

Kp3

5

Kp3-

6

Kp3+

7

Kp5-

8

Kp3

9

Kp2

10

B5.7
Kp1

11

Kp1

12

Kp3-

13

Kp4+

14

Kp2

15

Kp3-

16

Kp4

17

Kp2+

18

B1.3
Kp2

19

B1.7
Kp4

20

B1.1
Kp4+

21

Kp4+

22

B5.4
Kp4

23

B3.3
Kp4-

24

B2.6
Kp4+

25

B4.6
Kp4

26

B9.5
Kp3

27

C2.7
Kp2-

28

C3.9
Kp3-
       
       

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Space weather facts

Last X-flare2024/12/08X2.2
Last M-flare2024/12/24M4.7
Last geomagnetic storm2024/12/17Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
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December 2024106.6 -45.9
Last 30 days114.4 -44.3

This day in history*

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*since 1994

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