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

Kp1+

2

B1.0
Kp5-

3

Kp4-

4

B5.9
Kp2

5

B1.4
Kp1

6

B2.5
Kp3-

7

B5.4
Kp3-

8

B1.1
Kp2+

9

C1.3
Kp2-

10

Kp2+

11

Kp2+

12

Kp2-

13

C1.4
Kp2+

14

Kp1+

15

Kp3+

16

B3.4
Kp3

17

Kp2+

18

B2.8
Kp3-

19

B2.0
Kp1+

20

C3.1
Kp3-

21

B5.1
Kp1+

22

C1.9
Kp1-

23

B2.1
Kp1

24

C1.5
Kp2+

25

C1.1
Kp3+

26

C4.0
Kp2

27

C7.4
Kp4+

28

M4.79
Kp5

29

C8.2
Kp4-

30

C3.0
Kp3-

31

B7.3
Kp3-
     

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Space weather facts

Last X-flare2024/07/16X2
Last M-flare2024/07/18M2.0
Last geomagnetic storm2024/06/28Kp8- (G4)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
June 2024164.2 -7.5
July 2024175 +10.8
Last 30 days167.6 +21.6

This day in history*

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22023M5.7
32000M4.77
42000M4.39
52002M3.24
DstG
11959-183G4
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31980-80G3
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*since 1994

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