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.

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April 2008

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1

B3.0
Kp3-

2

B2.0
Kp1-

3

C1.2
Kp1+

4

B5.0
Kp4+

5

B1.3
G1

6

G1

7

Kp4-

8

Kp3

9

Kp4-

10

Kp3

11

Kp2+

12

Kp3+

13

Kp3

14

Kp1+

15

Kp3

16

B2.1
Kp4

17

Kp3+

18

Kp2+

19

Kp3-

20

Kp2

21

Kp2+

22

Kp3

23

G1

24

Kp4-

25

Kp3-

26

B3.8
Kp3+

27

Kp3-

28

Kp4-

29

Kp3

30

Kp4+
    
       

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/10/26Kp5 (G1)
Number of spotless days in 2019:260
Current stretch spotless days:33

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*since 1994

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