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

C1.7
Kp1

2

B2.7
Kp3-

3

B5.8
Kp2+

4

B4.6
Kp1+

5

B2.4
Kp2

6

B1.7
Kp2

7

B3.6
Kp4-

8

C2.4
Kp2

9

C3.8
Kp1+

10

C1.1
Kp2

11

B2.2
Kp3-

12

B2.5
Kp4-

13

B1.0
Kp3

14

B1.1
Kp2-

15

Kp5

16

Kp4

17

Kp2+

18

Kp2+

19

Kp1+

20

Kp3-

21

B1.2
Kp1+

22

B7.8
Kp2+

23

C3.4
Kp2+

24

B2.9
Kp2+

25

C1.7
Kp3

26

B3.9
Kp1+

27

B5.1
Kp1

28

C2.1
Kp1

29

B8.7
Kp2+

30

C3.7
Kp4
    
       

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Space weather facts

Last X-flare2024/06/10X1.55
Last M-flare2024/06/20M5.6
Last geomagnetic storm2024/06/15Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
May 2024171.7 +35.2
June 2024157.4 -14.3
Last 30 days147.3 -15.3

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*since 1994

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