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

M1.1
Kp5-

2

C8.2
Kp3+

3

M1.29
Kp3+

4

C2.0
Kp4+

5

C2.7
Kp3-

6

C1.1
Kp2-

7

C5.8
Kp5-

8

C1.4
Kp4

9

C6.1
Kp4+

10

C5.4
Kp3

11

C2.9
Kp3-

12

C3.5
Kp3-

13

C3.0
Kp2

14

M6.3
Kp2

15

M5.7
Kp2

16

M4.0
Kp3-

17

M1.09
Kp2-

18

C5.9
Kp2

19

C8.1
Kp4-

20

M1.1
Kp2+

21

C7.7
Kp3+

22

C3.4
Kp4-

23

C6.6
Kp5-

24

C4.0
Kp4+

25

C7.8
Kp3

26

C6.1
Kp6-

27

M2.0
Kp4+

28

C6.1
Kp2+

29

M2.4
Kp4-

30

M3.7
Kp5-

31

C9.1
Kp4
 
       

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Space weather facts

Last X-flare2024/06/10X1.55
Last M-flare2024/06/17M1.3
Last geomagnetic storm2024/06/15Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
May 2024171.7 +35.2
June 2024156.8 -15
Last 30 days144.9 -29.1

This day in history*

Solar flares
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42023M2.5
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DstG
11972-190.00G4
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51991-70.00G1
*since 1994

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